README.md

metadata

tags:
  - sentence-transformers
  - sentence-similarity
  - feature-extraction
  - dense
  - generated_from_trainer
  - dataset_size:7540
  - loss:MultipleNegativesRankingLoss
base_model: nomic-ai/modernbert-embed-base
widget:
  - source_sentence: >-
      The Chief Engineer/Senior Engineering Manager (Automatic Fare Collection)
      leads and facilitates the implementation of Automatic Fare Collection
      (AFC) maintenance regime within the organisation. He/She works closely
      with the authorities in implementing new engineering initiatives to
      enhance the reliability of AFC systems. He demonstrates his technical
      expertise in providing advice to cross-disciplinary engineering studies.
      His role also includes the establishment of competency standards and
      engineering standards to ensure staff are equipped with relevant skills.
      He excels in operating in a collaborative environment and functions
      through his understanding of the operational activities, industry
      developments and regulatory requirements. He maintains a forward-thinking
      mindset to contribute strategically towards achieving the department's
      goals.
    sentences:
      - >-
        The Chief Engineer/Senior Engineering Manager (Rail Signalling Systems)
        manages the maintenance and upgrade schedules for rail signalling
        infrastructure across the network. He/She partners with transportation
        authorities to implement new signalling technologies and provides expert
        guidance on safety and technical protocols. This role focuses on
        developing and enforcing engineering standards specific to signalling
        equipment and training personnel accordingly. The manager thrives in a
        multidisciplinary team environment, using knowledge of signalling
        operations, regulatory mandates, and emerging technologies to ensure
        system safety and reliability, while contributing to strategic planning
        within the transit division.
      - >-
        The Assistant Horticulturist supports the management and nurturing of
        plant life within the organisation’s attraction sites. This role
        involves assisting in the upkeep of diverse plant collections and
        delivering informative presentations to visitors about the flora and
        conservation efforts. With keen attention to detail and a proactive
        approach, the Assistant Horticulturist monitors plant health and
        characteristics, reporting observations accurately. The position
        requires the ability to work independently or under supervision,
        includes physical tasks, and involves working on a rotating schedule
        covering weekends, public holidays, and on-call duties. Extended outdoor
        work in various weather conditions is expected, and a valid driving
        licence may be necessary for duties in expansive park areas.
      - >-
        The Chief Engineer/Senior Engineering Manager (Automatic Fare
        Collection) is responsible for overseeing the deployment and upkeep of
        the AFC system maintenance program within the organization. This role
        involves close collaboration with regulatory bodies to introduce
        innovative engineering solutions aimed at improving AFC system
        performance and dependability. The incumbent applies deep technical
        knowledge to support interdisciplinary engineering projects and leads
        the formulation of competency frameworks and technical standards to
        ensure team proficiency. Operating effectively in a cooperative setting,
        the manager leverages insights into operational workflows, industry
        trends, and compliance standards, adopting a strategic outlook to drive
        the department's long-term objectives.
  - source_sentence: >-
      The Senior Application Chemist leads technical work and projects for
      product development and innovation, and validates the development of
      application-specific solutions and new analytical methods, based on
      technological know-how. He/She studies market trends and customer needs to
      assess the feasibility of expanding existing product lines, in accordance
      with the organisations business needs. The Senior Application Chemist
      supports the technical service team by managing the execution of technical
      service, application and product development-related projects with
      customers. He also provides technical expertise in troubleshooting
      technical issues reported by customers. In addition, he coaches and
      mentors junior staff in the application team, and is responsible for
      managing the teams performance to achieve organisational goals. The Senior
      Application Chemist leads a team in the laboratory, and collaborates
      closely with the technical service, Research and Development (R&D), and
      sales and marketing teams. He is creative and enjoys solving complex
      problems. He can manage multiple projects effectively, and possesses
      excellent technical writing and presentation skills.
    sentences:
      - >-
        The Relationship Management Director - Commercial leads the development
        and implementation of client acquisition strategies, providing clear
        guidelines to support team members in cultivating strong client
        partnerships. This role involves staying informed about industry trends
        and sub-sector developments to enhance client service offerings. The
        director ensures the team is well-trained on relevant market changes and
        oversees credit analysis procedures in compliance with company
        standards. By guiding and motivating the team, the director drives
        performance excellence and fosters a professional environment that
        nurtures long-term client engagement. Possessing keen business insight,
        the director identifies growth opportunities and influences stakeholders
        effectively to achieve business goals, while maintaining a focus on
        continuous improvement and team cohesion.
      - >-
        The Senior Regulatory Affairs Specialist manages compliance projects
        within the pharmaceutical industry, ensuring all products meet regional
        and international regulatory requirements. This role involves
        coordinating submissions, monitoring changes in legislation, and
        liaising with regulatory authorities to facilitate product approvals.
        The Senior Regulatory Affairs Specialist leads a team responsible for
        regulatory strategy and documentation, providing training and mentorship
        to junior staff. Collaboration with quality assurance, manufacturing,
        and marketing teams is essential to maintain adherence to regulatory
        standards. Strong project management, attention to detail, and knowledge
        of regulatory frameworks are critical for success in this position.
      - >-
        The Senior Application Chemist is responsible for directing technical
        projects and pioneering product innovations while developing and
        validating new analytical techniques tailored to specific applications.
        This role involves analyzing market trends and customer requirements to
        determine the potential for expanding product offerings aligned with
        corporate objectives. The Senior Application Chemist collaborates with
        the technical service team to oversee project execution related to
        applications and product development, providing expert guidance in
        resolving customer technical challenges. Additionally, the incumbent
        mentors junior team members, evaluates team performance, and ensures
        alignment with organizational targets. Leading a laboratory team, the
        Senior Application Chemist works closely with Research and Development,
        sales, and marketing departments, demonstrating strong problem-solving
        capabilities, effective multitasking, and proficient communication
        skills in technical documentation and presentations.
  - source_sentence: >-
      The Technician (Assembly) performs assembly tasks for aircraft components
      in accordance with technical manuals and standard operating procedures
      (SOPs). He/She operates workshop equipment, tools and machines for the
      assembly of aircraft components. He also keeps abreast of latest
      developments of related systems by updating himself through relevant
      manuals and other publications. He may be authorised by the organisation
      to perform quality control functions, including inspection of incoming
      materials and assembled components and parts, and registration of
      non-conformances. He may also be authorised to perform level 1
      non-destructive testing (NDT) functions under supervision, evaluate for
      acceptance or rejection, and record results as specified in the work
      instructions. He complies with airworthiness and legislative requirements,
      and the organisation's safety, health and quality systems. He supports in
      implementation of continuous improvement initiatives and lean practices.
      He works in a hangar or workshop and may be required to work in shifts. He
      should be systematic and detail-oriented, and able to work independently
      and in a team to accomplish assigned tasks.
    sentences:
      - >-
        The Technician (Assembly) is responsible for assembling aircraft parts
        following detailed technical manuals and established standard operating
        procedures. This role involves the operation of various workshop
        machinery, tools, and equipment to ensure precise assembly of aircraft
        components. The Technician stays updated on the latest system
        advancements by reviewing relevant technical literature and manuals.
        Authorized by the company, the Technician may conduct quality assurance
        activities, including inspecting incoming materials and assembled parts,
        as well as documenting any non-conformities. Additionally, the
        Technician may perform supervised level 1 non-destructive testing (NDT),
        assessing components for compliance and accurately recording results in
        line with work instructions. Compliance with aviation safety standards,
        airworthiness regulations, and internal quality and health protocols is
        essential. The Technician actively participates in continuous
        improvement and lean methodology initiatives. Work is typically carried
        out in a workshop or hangar environment, often involving shift work. The
        ideal candidate is meticulous, organized, and capable of working
        autonomously or collaboratively to complete assigned duties.
      - >-
        The Assistant Stage Manager supports the Stage Manager throughout all
        phases of production, including pre-production planning, rehearsals,
        live performances, and post-production tasks. Responsibilities include
        attending production meetings, facilitating communication among creative
        and technical teams, coordinating rehearsal schedules, preparing and
        maintaining production documentation, and managing onstage operations
        during rehearsals and shows as directed. They may also handle the
        procurement and organization of props and costumes, and for extended
        runs, they might take on show calling duties or serve as an alternate
        show caller to ensure seamless performances.
      - >-
        The Technician (Assembly) specializes in the repair and maintenance of
        automotive engines, utilizing diagnostic tools and automotive repair
        equipment to troubleshoot and fix mechanical issues. This role requires
        familiarity with vehicle service manuals and adherence to road safety
        regulations and environmental standards. The Technician performs routine
        inspections, identifies faulty parts, and carries out component
        replacements to ensure optimal vehicle performance. Responsibilities
        include maintaining detailed service records and collaborating with
        service advisors to provide customers with accurate repair timelines.
        Work is conducted primarily in an automotive workshop, with occasional
        overtime during peak periods. Strong problem-solving skills, a
        customer-focused attitude, and the ability to work independently or as
        part of a team are essential for success in this position.
  - source_sentence: >-
      The Senior Infant Educator plays an active role as a mentor to the Infant
      Educator team. He/She takes responsibility for coaching and leading the
      infant care team in the Centre. He plays an important role in the design
      and implementation of developmentally appropriate curricula and programmes
      for the day-to-day developmental and caregiving tasks for infants. He also
      leads the building of relationships and partnerships with stakeholders. He
      designs and implements family and community programmes, and contributes to
      the Centres culture of continuous learning, collaboration and
      collegiality, in line with its vision, mission and goals.
    sentences:
      - >-
        The Associate Applications Support Engineer is tasked with maintaining
        and supporting key software applications, whether developed internally
        or sourced from third parties. This role requires comprehensive
        knowledge of application functionalities and backend systems. The
        engineer collaborates closely with development, transition, and testing
        teams to troubleshoot, document, and resolve application issues. Working
        within a team environment, the engineer utilizes proficiency in
        application development and monitoring tools aligned with organizational
        standards. Familiarity with the software platforms hosting the solutions
        is essential. The role demands strong analytical abilities, a
        problem-solving mindset, and excellent communication skills to
        effectively address technical challenges.
      - >-
        The Senior Toddler Educator leads the toddler care team by developing
        and managing programmes focused on early childhood literacy and motor
        skills development. This role emphasizes coordinating group activities
        and managing classroom logistics, while maintaining compliance with
        childcare regulations specific to toddlers. The Senior Toddler Educator
        also oversees staff scheduling and administrative reporting, working
        closely with centre management to ensure operational efficiency.
      - >-
        The Senior Infant Educator serves as a key mentor and leader within the
        Infant Educator team, guiding and supporting staff in delivering
        high-quality infant care. This role involves overseeing the creation and
        execution of age-appropriate curricula and daily caregiving activities
        tailored to infants’ developmental needs. Additionally, the Senior
        Infant Educator fosters strong collaborations with families and
        community partners, designs family engagement initiatives, and promotes
        a culture of ongoing learning and teamwork aligned with the Centre’s
        core values and objectives.
  - source_sentence: >-
      The Senior Manufacturing Planning Executive formulates production plans
      and organises materials, manpower and resources to accomplish
      manufacturing functions to fulfil customer and financial commitments.
      He/She validates the master production schedule (MPS) and drives adherence
      of manufacturing works to project schedules and goals in collaboration
      with cross-functional leads. He leads material requirements planning and
      programme reviews with relevant stakeholders. He is responsible for
      optimising supply chain and logistics planning, contract negotiations,
      vendor sourcing, inventory planning and control and warehousing operations
      to meet manufacturing requirements. He leverages data from supply chain
      management (SCM) systems to enhance decision-making and implements
      supplier capability development plans to enhance performance. He drives
      continuous improvements on product on-time delivery and total available
      man-hours, develops strategies and priorities for critical customer
      issues, facilitates problem-solving, leads in regular reviews with
      customers and suppliers, and establishes best practices on process
      improvements to enhance productivity. He proactively contributes to the
      development of lean and sustainability practices, and conducts research
      and digital innovation in targeted areas for continuous process
      improvements. As a team leader, he appraises staff performance and
      conducts coaching and mentoring for planning personnel. He should possess
      advanced statistical, forecasting and analytical skills to predict
      planning and resource requirements. He is able to drive cross-functional
      collaboration between internal and external stakeholders to optimise the
      planning processes and ensure maximum resource utilisation.
    sentences:
      - >-
        The Senior Manufacturing Planning Executive develops and implements
        production schedules while coordinating materials, workforce, and
        resources to meet manufacturing targets aligned with customer demands
        and financial objectives. This role involves validating the master
        production schedule and ensuring manufacturing activities comply with
        project timelines through collaboration with various departments. The
        executive leads material planning and program assessments with key
        partners and is accountable for optimizing supply chain logistics,
        managing contracts, sourcing vendors, controlling inventory, and
        overseeing warehouse operations to support manufacturing needs. By
        utilizing supply chain management data, the executive enhances
        decision-making and drives supplier capability improvements. They
        champion continuous improvements in on-time delivery performance and
        labor efficiency, formulate strategies to address critical customer
        concerns, facilitate problem resolution, conduct stakeholder reviews,
        and promote best practices to boost productivity. Additionally, the role
        supports lean methodologies and sustainability initiatives, explores
        digital innovations, and leads process enhancements. As a leader, the
        executive evaluates team performance and provides coaching and mentoring
        to planning staff. The position demands strong statistical, forecasting,
        and analytical expertise to anticipate planning and resource demands and
        fosters effective collaboration among internal and external partners to
        maximize planning efficiencies.
      - >-
        The Supervisor (Passenger Services) oversees daily passenger service
        operations to ensure compliance with established service quality
        benchmarks. Collaborating closely with multiple departments, this role
        addresses intricate customer concerns and conducts routine safety and
        security inspections to uphold a secure workplace. Serving as a mentor,
        the Supervisor guides team members and handles conflict resolution,
        grievances, and disputes within the team. A comprehensive knowledge of
        airport and airline check-in protocols, as well as baggage handling
        system procedures, is essential. Operating in shifts to support
        continuous flight schedules, the Supervisor acts as a representative for
        the company’s service standards. The role demands strong communication,
        interpersonal, customer service, and leadership abilities, with an
        aptitude for working effectively in a diverse, multicultural
        environment.
      - >-
        The Senior Procurement Executive manages the acquisition of goods and
        services, negotiates supplier contracts, and oversees vendor
        relationships to support the company’s purchasing needs. This role
        focuses on sourcing strategies, supplier evaluations, cost analysis, and
        procurement compliance within the manufacturing industry. The executive
        leads procurement planning, coordinates with finance and operations
        teams, and ensures timely delivery of purchased materials. They are
        responsible for maintaining supplier performance metrics, conducting
        market research, and implementing procurement best practices. The role
        requires strong negotiation skills, supplier risk management, and
        contract administration experience. As a senior professional, the
        executive supervises procurement staff and drives continuous improvement
        initiatives in sourcing processes.
datasets:
  - dnth/ssf-train-valid-v4.2
pipeline_tag: sentence-similarity
library_name: sentence-transformers

SentenceTransformer based on nomic-ai/modernbert-embed-base

This is a sentence-transformers model finetuned from nomic-ai/modernbert-embed-base on the ssf-train-valid-v4.2 dataset. It maps sentences & paragraphs to a 768-dimensional dense vector space and can be used for semantic textual similarity, semantic search, paraphrase mining, text classification, clustering, and more.

Model Details

Model Description

• Model Type: Sentence Transformer
• Base model: nomic-ai/modernbert-embed-base
• Maximum Sequence Length: 8192 tokens
• Output Dimensionality: 768 dimensions
• Similarity Function: Cosine Similarity
• Training Dataset:
  • ssf-train-valid-v4.2

Model Sources

• Documentation: Sentence Transformers Documentation
• Repository: Sentence Transformers on GitHub
• Hugging Face: Sentence Transformers on Hugging Face

Full Model Architecture

SentenceTransformer(
  (0): Transformer({'max_seq_length': 8192, 'do_lower_case': False, 'architecture': 'ModernBertModel'})
  (1): Pooling({'word_embedding_dimension': 768, 'pooling_mode_cls_token': False, 'pooling_mode_mean_tokens': True, 'pooling_mode_max_tokens': False, 'pooling_mode_mean_sqrt_len_tokens': False, 'pooling_mode_weightedmean_tokens': False, 'pooling_mode_lasttoken': False, 'include_prompt': True})
  (2): Normalize()
)

Usage

Direct Usage (Sentence Transformers)

First install the Sentence Transformers library:

pip install -U sentence-transformers

Then you can load this model and run inference.

from sentence_transformers import SentenceTransformer

# Download from the 🤗 Hub
model = SentenceTransformer("dnth/ssf-retriever-modernbert-embed-base-v4.2")
# Run inference
sentences = [
    'The Senior Manufacturing Planning Executive formulates production plans and organises materials, manpower and resources to accomplish manufacturing functions to fulfil customer and financial commitments. He/She validates the master production schedule (MPS) and drives adherence of manufacturing works to project schedules and goals in collaboration with cross-functional leads. He leads material requirements planning and programme reviews with relevant stakeholders. He is responsible for optimising supply chain and logistics planning, contract negotiations, vendor sourcing, inventory planning and control and warehousing operations to meet manufacturing requirements. He leverages data from supply chain management (SCM) systems to enhance decision-making and implements supplier capability development plans to enhance performance. He drives continuous improvements on product on-time delivery and total available man-hours, develops strategies and priorities for critical customer issues, facilitates problem-solving, leads in regular reviews with customers and suppliers, and establishes best practices on process improvements to enhance productivity. He proactively contributes to the development of lean and sustainability practices, and conducts research and digital innovation in targeted areas for continuous process improvements. As a team leader, he appraises staff performance and conducts coaching and mentoring for planning personnel. He should possess advanced statistical, forecasting and analytical skills to predict planning and resource requirements. He is able to drive cross-functional collaboration between internal and external stakeholders to optimise the planning processes and ensure maximum resource utilisation.',
    'The Senior Manufacturing Planning Executive develops and implements production schedules while coordinating materials, workforce, and resources to meet manufacturing targets aligned with customer demands and financial objectives. This role involves validating the master production schedule and ensuring manufacturing activities comply with project timelines through collaboration with various departments. The executive leads material planning and program assessments with key partners and is accountable for optimizing supply chain logistics, managing contracts, sourcing vendors, controlling inventory, and overseeing warehouse operations to support manufacturing needs. By utilizing supply chain management data, the executive enhances decision-making and drives supplier capability improvements. They champion continuous improvements in on-time delivery performance and labor efficiency, formulate strategies to address critical customer concerns, facilitate problem resolution, conduct stakeholder reviews, and promote best practices to boost productivity. Additionally, the role supports lean methodologies and sustainability initiatives, explores digital innovations, and leads process enhancements. As a leader, the executive evaluates team performance and provides coaching and mentoring to planning staff. The position demands strong statistical, forecasting, and analytical expertise to anticipate planning and resource demands and fosters effective collaboration among internal and external partners to maximize planning efficiencies.',
    'The Senior Procurement Executive manages the acquisition of goods and services, negotiates supplier contracts, and oversees vendor relationships to support the company’s purchasing needs. This role focuses on sourcing strategies, supplier evaluations, cost analysis, and procurement compliance within the manufacturing industry. The executive leads procurement planning, coordinates with finance and operations teams, and ensures timely delivery of purchased materials. They are responsible for maintaining supplier performance metrics, conducting market research, and implementing procurement best practices. The role requires strong negotiation skills, supplier risk management, and contract administration experience. As a senior professional, the executive supervises procurement staff and drives continuous improvement initiatives in sourcing processes.',
]
embeddings = model.encode(sentences)
print(embeddings.shape)
# [3, 768]

# Get the similarity scores for the embeddings
similarities = model.similarity(embeddings, embeddings)
print(similarities)
# tensor([[1.0000, 0.9240, 0.5197],
#         [0.9240, 1.0000, 0.5085],
#         [0.5197, 0.5085, 1.0000]])

Training Details

Training Dataset

ssf-train-valid-v4.2

• Dataset: ssf-train-valid-v4.2 at 97c8b4d
• Size: 7,540 training samples
• Columns: anchor, positive, and negative
• Approximate statistics based on the first 1000 samples:

  	anchor	positive	negative
  type	string	string	string
  details	min: 58 tokens mean: 167.85 tokens max: 355 tokens	min: 58 tokens mean: 138.3 tokens max: 293 tokens	min: 50 tokens mean: 108.71 tokens max: 249 tokens

• Samples:

  anchor	positive	negative
  The Manufacturing Engineer/Production Engineer (Assembly) develops detailed operation and specification sheets throughout the assembly cycle. He/She coordinates shop floor operations and process control, and plans resources to meet production targets. He is conversant with tools and fixtures design and computer integrated manufacturing (CIM) technologies. He determines appropriate resources and processes for engineering application while ensuring working conditions of assembly equipment and machinery. He also manages assembly techniques and verifies conformance of new aircraft components and parts to specifications. He ensures adherence of assembly operations to legislative and airworthiness requirements, as well as with the organisation's standard operating procedures (SOPs), safety, health and quality systems. He identifies opportunities for continuous improvement through data analytics, research and innovation, and implements lean and sustainability practices in assembly. He monitor...	The Manufacturing Engineer (Assembly) is responsible for creating detailed operation and specification documentation for the assembly process. This role involves coordinating shop floor activities and overseeing process controls while managing resource planning to achieve production goals. The engineer applies expertise in tooling and fixture design alongside computer integrated manufacturing (CIM) technologies to determine suitable resources and processes for engineering tasks. Ensuring optimal working conditions for assembly machinery and equipment, the engineer supervises assembly methods and confirms that new aircraft parts meet stringent specification requirements. Compliance with legislative, airworthiness, and organizational standard operating procedures (SOPs), as well as health, safety, and quality management systems, is rigorously maintained. The role focuses on identifying and implementing continuous improvement initiatives through data analysis, innovation, and lean manufac...	The Manufacturing Engineer (Quality Assurance) oversees the inspection and testing of finished products to ensure compliance with quality standards. This role manages quality control procedures throughout the production cycle but does not directly engage in assembly or shop floor coordination. The engineer utilises statistical process control and quality management systems to monitor product conformity, focusing on defect reduction and customer satisfaction. Responsibilities include conducting audits, documenting non-conformance issues, and recommending corrective actions aligned with regulatory requirements and internal policies. While familiar with manufacturing tools and technologies, this position emphasizes quality assurance processes rather than resource planning or tooling design. The engineer collaborates with cross-functional teams to improve product reliability and supports training initiatives on quality standards. Strong analytical skills and attention to detail are necessa...
  The Linen Room Attendant/Laundry Valet Attendant performs daily assigned duties to support the day-to-day laundry, linen and uniform room operations, ensuring the delivery of clean garments, uniforms, towels and linens to all internal and external customers. He/She collects and delivers guest laundry, performs laundry cleaning, sorts and issues linens and uniforms, and assists in inventory count. He also cleans and maintains laundry equipment and the work area. As part of service delivery, the Linen Room Attendant/Laundry Valet Attendant has to handle guests' requests and respond to their concerns and feedback in a professional and courteous manner. He complies with organisational guidelines and regulations on hygiene and workplace safety and health, and reports safety hazards observed to ensure workplace safety and security. He is a team player with a high level of attentiveness to details and good communication skills to interact with guests and all levels of staff. He works on shift...	The Linen Room Attendant/Laundry Valet Attendant is responsible for supporting daily operations in the laundry, linen, and uniform rooms by ensuring prompt and efficient delivery of cleaned garments, towels, uniforms, and linens to both internal departments and external guests. This role involves collecting and returning guest laundry, sorting and distributing linens and uniforms, conducting inventory checks, and maintaining cleanliness of laundry equipment and workspaces. The attendant addresses guest inquiries and concerns professionally and courteously, adheres to hygiene and workplace safety standards, and promptly reports any safety issues. This position requires teamwork, attention to detail, effective communication skills, and physical stamina to handle tasks such as standing, walking, and lifting heavy laundry loads throughout shifts that may include weekends and public holidays.	The Linen Room Supervisor oversees the strategic planning and management of laundry services within a hotel, leading a team of attendants and coordinating with multiple departments to optimize operational efficiency. This senior role involves budgeting, staff training, and implementing quality control measures rather than performing hands-on laundry tasks. The supervisor is responsible for developing service standards, managing vendor relationships, and ensuring compliance with corporate policies, with minimal direct involvement in daily linen sorting or equipment maintenance. Strong leadership, decision-making capabilities, and experience in workforce management are essential, while physical demands are limited compared to frontline laundry roles.
  The General Worker / Operator performs general duties, and cleaning and housekeeping tasks as assigned. He/She is required to assist in operating machinery under supervision and moving aircraft components, equipment and materials from the store to respective work areas. He is expected to adhere to the organisation's standard operating procedures (SOPs), and safety, health and quality systems. He supports in implementation of continuous improvement initiatives to ensure workspace efficiency and effectiveness. He works in a hangar or workshop and may be required to work in shifts. He should be comfortable with repetitive work activities and exposure to physically demanding work conditions such as long standing hours and extreme temperatures.	The General Worker / Operator is responsible for carrying out various general tasks including cleaning and housekeeping duties as directed. This role involves assisting with machinery operation under guidance and transporting aircraft parts, equipment, and supplies from storage to designated work areas. The incumbent must strictly follow the company’s standard operating procedures, along with safety, health, and quality protocols. They contribute to continuous improvement efforts aimed at enhancing workspace productivity and efficiency. The position is based in a hangar or workshop environment and may require shift work. The ideal candidate should be able to handle repetitive tasks and endure physically challenging conditions such as prolonged standing and exposure to temperature extremes.	The Warehouse Clerk manages inventory records and coordinates the receipt and dispatch of goods within the logistics sector. This role requires proficiency in inventory management software and strong organizational skills to maintain stock accuracy. The Warehouse Clerk operates in a distribution center and collaborates closely with supply chain teams to ensure timely delivery schedules. The position demands attention to detail and the ability to work under pressure but does not involve machinery operation or physically strenuous activities common in manufacturing environments.

• Loss: MultipleNegativesRankingLoss with these parameters:

  {
      "scale": 20.0,
      "similarity_fct": "cos_sim",
      "gather_across_devices": false
  }
  

Evaluation Dataset

ssf-train-valid-v4.2

• Dataset: ssf-train-valid-v4.2 at 97c8b4d
• Size: 1,885 evaluation samples
• Columns: anchor, positive, and negative
• Approximate statistics based on the first 1000 samples:

  	anchor	positive	negative
  type	string	string	string
  details	min: 60 tokens mean: 170.26 tokens max: 403 tokens	min: 59 tokens mean: 138.72 tokens max: 265 tokens	min: 50 tokens mean: 109.98 tokens max: 252 tokens

• Samples:

  anchor	positive	negative
  The Technician (Signal and Communications) works in a team to perform preventive and corrective maintenance of signal, communication and control systems, to improve the reliability of signal, communication and control systems. He/She assists in the preparation of maintenance activities and is technically inclined and adept in handling electronics and computer-based systems and equipment for maintenance. He also supervises the work of contractors and external stakeholders in ensuring adherence to operating requirements and safety standards. He may be required to perform shift duties at various rail premises such as workshops, depots, train stations, and train tunnels. He is capable of communicating effectively within the team, is able to multi-task and can prioritises his assigned maintenance workload in supporting maintenance activities.	The Technician (Signal and Communications) collaborates within a team to conduct routine and emergency maintenance on signal, communication, and control infrastructures, aiming to enhance system reliability. This role involves assisting in the planning of maintenance operations and requires strong technical skills in electronics and computer-based maintenance tools. The technician oversees contractors and external partners to ensure compliance with operational protocols and safety guidelines. Shift work at various rail facilities, including workshops, depots, stations, and tunnels, may be necessary. Effective team communication, multitasking abilities, and prioritization of maintenance tasks are essential to support ongoing maintenance efforts.	The Technician (Electrical Installations) is responsible for installing and testing electrical wiring and equipment in residential and commercial buildings. They prepare site layouts, follow electrical codes, and ensure safety during installation processes. The technician coordinates with suppliers and clients but does not engage in signal or communication system maintenance. Shift work is generally not required, and the role focuses on hands-on installation rather than supervising external contractors. Strong knowledge of electrical wiring, circuit breakers, and household electrical standards is necessary, along with good communication skills to liaise with homeowners and site managers.
  The Visual Merchandiser manages shopper marketing activities and is responsible for the conceptualisation of the visual merchandising plans. He/she oversees the set-up of merchandise display by coaching in-store teams. He is also responsible for market research efforts relating to visual merchandising. He operates in a fast-paced and creative environment where he conceptualises eye-catching product displays, store layouts and designs to promote the store's products. He is creative, detail-oriented and is effective working within tight deadlines. He is able to effectively prioritise multiple assignments and possesses an aesthetic flair.	The Visual Merchandiser is responsible for planning and executing shopper marketing strategies through innovative visual displays. This role involves guiding retail teams in arranging merchandise presentations and ensuring the store environment is appealing and aligned with brand standards. The Visual Merchandiser conducts market research to stay updated on trends and consumer preferences, working in a dynamic, fast-paced setting that demands creativity and precision. Strong organizational skills and an eye for design are essential to manage multiple projects and deliver compelling store layouts that enhance customer engagement.	The Visual Merchandiser leads the digital marketing campaigns for retail brands, focusing on online shopper engagement and social media promotions. He/she develops content strategies, coordinates with creative teams, and analyses ecommerce data to optimise product visibility. Operating in a technology-driven environment, the Visual Merchandiser applies analytical skills and marketing knowledge to influence buying behaviour through digital channels rather than physical displays. This role requires proficiency in digital tools and a strong understanding of consumer analytics rather than traditional visual merchandising techniques.
  The Network Development Technician implements gas transmission and/or distribution network development projects and monitors site activities. He/She supports the preparation of construction activity records, project progress reports and materials required for payments. He also liaises with contractors and customers to carry out metering works and performs the installation, testing and commissioning of residential meters. He applies Safe System of Work (SSoW) procedures and risk control measures to ensure work activities are carried out safely, and in compliance with Workplace Safety and Health (WSH) Act. He is a member of the Emergency Response Team and follows emergency response plans and relevant safety procedures. He occasionally works at construction sites for the gas transmission and/or distribution network development projects. He is a good team player who collaborates and communicates effectively with key stakeholders. He is detailed in ensuring that operations are carried out a...	The Network Development Technician is responsible for executing gas transmission and distribution network expansion initiatives while overseeing on-site operations. This role involves assisting in the documentation of construction activities, compiling project status updates, and coordinating materials for billing purposes. The technician interacts with contractors and clients to facilitate metering installations, including the testing and commissioning of residential gas meters. Adherence to Safe System of Work protocols and risk mitigation strategies is essential to maintain compliance with the Workplace Safety and Health Act. As an integral member of the Emergency Response Team, the technician follows prescribed emergency procedures and safety guidelines. Fieldwork at construction locations is periodically required. Strong teamwork, clear communication with stakeholders, and meticulous attention to procedural compliance are key attributes for success in this role.	The Network Operations Coordinator oversees the scheduling and administration of telecommunications network services, ensuring seamless connectivity and customer satisfaction. This position requires coordinating with service providers and vendors to manage infrastructure upgrades and maintenance tasks. The coordinator prepares operational reports and assists with billing reconciliations. Familiarity with IT systems and network management software is essential, alongside strong communication skills to liaise with internal teams and external partners. While safety protocols are observed, the role primarily focuses on service delivery rather than physical installation or emergency response activities. The coordinator works mainly in an office environment and supports multiple projects simultaneously without direct involvement in gas transmission or distribution networks.

• Loss: MultipleNegativesRankingLoss with these parameters:

  {
      "scale": 20.0,
      "similarity_fct": "cos_sim",
      "gather_across_devices": false
  }
  

Training Hyperparameters

Non-Default Hyperparameters

• eval_strategy: epoch
• per_device_train_batch_size: 16
• per_device_eval_batch_size: 32
• gradient_accumulation_steps: 32
• learning_rate: 2e-05
• weight_decay: 0.01
• num_train_epochs: 5
• lr_scheduler_type: cosine
• warmup_ratio: 0.1
• bf16: True
• tf32: True
• load_best_model_at_end: True
• gradient_checkpointing: True
• batch_sampler: no_duplicates

All Hyperparameters

Click to expand

• overwrite_output_dir: False
• do_predict: False
• eval_strategy: epoch
• prediction_loss_only: True
• per_device_train_batch_size: 16
• per_device_eval_batch_size: 32
• per_gpu_train_batch_size: None
• per_gpu_eval_batch_size: None
• gradient_accumulation_steps: 32
• eval_accumulation_steps: None
• torch_empty_cache_steps: None
• learning_rate: 2e-05
• weight_decay: 0.01
• adam_beta1: 0.9
• adam_beta2: 0.999
• adam_epsilon: 1e-08
• max_grad_norm: 1.0
• num_train_epochs: 5
• max_steps: -1
• lr_scheduler_type: cosine
• lr_scheduler_kwargs: {}
• warmup_ratio: 0.1
• warmup_steps: 0
• log_level: passive
• log_level_replica: warning
• log_on_each_node: True
• logging_nan_inf_filter: True
• save_safetensors: True
• save_on_each_node: False
• save_only_model: False
• restore_callback_states_from_checkpoint: False
• no_cuda: False
• use_cpu: False
• use_mps_device: False
• seed: 42
• data_seed: None
• jit_mode_eval: False
• use_ipex: False
• bf16: True
• fp16: False
• fp16_opt_level: O1
• half_precision_backend: auto
• bf16_full_eval: False
• fp16_full_eval: False
• tf32: True
• local_rank: 0
• ddp_backend: None
• tpu_num_cores: None
• tpu_metrics_debug: False
• debug: []
• dataloader_drop_last: False
• dataloader_num_workers: 0
• dataloader_prefetch_factor: None
• past_index: -1
• disable_tqdm: False
• remove_unused_columns: True
• label_names: None
• load_best_model_at_end: True
• ignore_data_skip: False
• fsdp: []
• fsdp_min_num_params: 0
• fsdp_config: {'min_num_params': 0, 'xla': False, 'xla_fsdp_v2': False, 'xla_fsdp_grad_ckpt': False}
• fsdp_transformer_layer_cls_to_wrap: None
• accelerator_config: {'split_batches': False, 'dispatch_batches': None, 'even_batches': True, 'use_seedable_sampler': True, 'non_blocking': False, 'gradient_accumulation_kwargs': None}
• deepspeed: None
• label_smoothing_factor: 0.0
• optim: adamw_torch_fused
• optim_args: None
• adafactor: False
• group_by_length: False
• length_column_name: length
• ddp_find_unused_parameters: None
• ddp_bucket_cap_mb: None
• ddp_broadcast_buffers: False
• dataloader_pin_memory: True
• dataloader_persistent_workers: False
• skip_memory_metrics: True
• use_legacy_prediction_loop: False
• push_to_hub: False
• resume_from_checkpoint: None
• hub_model_id: None
• hub_strategy: every_save
• hub_private_repo: None
• hub_always_push: False
• hub_revision: None
• gradient_checkpointing: True
• gradient_checkpointing_kwargs: None
• include_inputs_for_metrics: False
• include_for_metrics: []
• eval_do_concat_batches: True
• fp16_backend: auto
• push_to_hub_model_id: None
• push_to_hub_organization: None
• mp_parameters:
• auto_find_batch_size: False
• full_determinism: False
• torchdynamo: None
• ray_scope: last
• ddp_timeout: 1800
• torch_compile: False
• torch_compile_backend: None
• torch_compile_mode: None
• include_tokens_per_second: False
• include_num_input_tokens_seen: False
• neftune_noise_alpha: None
• optim_target_modules: None
• batch_eval_metrics: False
• eval_on_start: False
• use_liger_kernel: False
• liger_kernel_config: None
• eval_use_gather_object: False
• average_tokens_across_devices: False
• prompts: None
• batch_sampler: no_duplicates
• multi_dataset_batch_sampler: proportional
• router_mapping: {}
• learning_rate_mapping: {}

Training Logs

Epoch	Step	Training Loss	Validation Loss
0.3390	5	0.163	-
0.6780	10	0.0257	-
1.0	15	0.0048	0.0057
1.3390	20	0.0031	-
1.6780	25	0.0021	-
2.0	30	0.0015	0.0027
2.3390	35	0.0021	-
2.6780	40	0.0023	-
3.0	45	0.001	0.0017
3.3390	50	0.0013	-
3.6780	55	0.0014	-
4.0	60	0.0013	0.0015
4.3390	65	0.0013	-
4.6780	70	0.001	-
5.0	75	0.0018	0.0015

• The bold row denotes the saved checkpoint.

Framework Versions

• Python: 3.12.8
• Sentence Transformers: 5.1.0
• Transformers: 4.55.0
• PyTorch: 2.8.0+cu128
• Accelerate: 1.10.0
• Datasets: 4.0.0
• Tokenizers: 0.21.4

Citation

BibTeX

Sentence Transformers

@inproceedings{reimers-2019-sentence-bert,
    title = "Sentence-BERT: Sentence Embeddings using Siamese BERT-Networks",
    author = "Reimers, Nils and Gurevych, Iryna",
    booktitle = "Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing",
    month = "11",
    year = "2019",
    publisher = "Association for Computational Linguistics",
    url = "https://arxiv.org/abs/1908.10084",
}

MultipleNegativesRankingLoss

@misc{henderson2017efficient,
    title={Efficient Natural Language Response Suggestion for Smart Reply},
    author={Matthew Henderson and Rami Al-Rfou and Brian Strope and Yun-hsuan Sung and Laszlo Lukacs and Ruiqi Guo and Sanjiv Kumar and Balint Miklos and Ray Kurzweil},
    year={2017},
    eprint={1705.00652},
    archivePrefix={arXiv},
    primaryClass={cs.CL}
}