CHANGELOG.md

Changelog

v1.0.0 — Production Model (2025-04-27)

Trained on Real Data

• 242,179 citation edges from Semantic Scholar API (50K sampled papers from 1.6M corpus)
• 90,993 training rows (1,857 queries, pre-2023 papers)
• 7,007 eval rows (143 queries, 2023+ papers)
• Strict time-split with verified no temporal leakage

Results

• nDCG@10: 0.8791 (vs heuristic 0.2641, +232.8%)
• nDCG@5: 0.8250 (vs heuristic 0.1819, +353.6%)
• MRR: 0.8795 (vs heuristic 0.2906, +202.7%)
• HR@10: 1.0000 (vs heuristic 0.6638, +50.6%)
• Latency: 0.371ms per 100 candidates
• Model size: 948 KB

Top Features

1. candidate_num_cited_by (75,203)
2. age_ratio (7,597)
3. candidate_position (6,765)

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v0.1.0 — Synthetic Proof of Concept (2025-04-27)

• Full pipeline tested on synthetic data
• nDCG@10: 0.9985 (vs heuristic 0.9111)
• 6-category test suite passing
• 0.088ms latency, 286 KB model

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v0.0.1 — Pipeline Design (2025-04-27)

• 3-script pipeline created
• 37-feature schema designed
• Test suite written