Code and data for "Universal Approximation Functions for Fast Learning to Rank: Replacing Expensive Regression Forests with Simple Feed-Forward Networks"
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Jul 11, 2018 - Python
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lambdamart
Here are 15 public repositories matching this topic...
Dataset and experiments from the CIKM 2020 Resource Track
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Aug 11, 2023 - Shell
Learning-to-Rank search engine combining BM25 retrieval with LambdaMART (LightGBM) for relevance-optimized document ranking. Achieves NDCG@10 of 0.9449 — a 6% improvement over baseline. Includes feature engineering pipeline and interactive Streamlit search UI.
python search-engine data-science machine-learning information-retrieval lightgbm learning-to-rank bm25 lambdamart streamlit
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Jun 1, 2026 - Python
UCL COMP0084 Information Retrieval and Data Mining (2023/24)
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Jul 1, 2024 - Python
Learning-to-Rank system for e-commerce product search using LambdaMART, MiniLM, TF-IDF, and marketplace-specific relevance features.
nlp machine-learning ecommerce lightgbm learning-to-rank lambdamart sentence-transformers duckdb search-ranking
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Aug 16, 2026 - Python
Ranklib for .NET is an open source learning to rank library
search machine-learning ltr ml ranking learning-to-rank ranknet mart lambdarank ranklib lambdamart adarank rankboost
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Nov 29, 2024 - C#
Reciprocal ranking in a two-sided market: LambdaMART over early interaction signals, evaluated with NDCG@K and wave-based splits to prevent leakage.
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Dec 25, 2025 - Python
Bachelor Thesis 2024 - Automatic Identification of Duplicate Questions in Indonesian Consumer Health Forums Using Learning-to-Rank
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Jul 4, 2024 - Jupyter Notebook
A personalised news ranking system that learns and adapts to each user's preferences through interaction feedback such as clicks, dwell-time, likes, shares, and bookmarks.
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Dec 11, 2025 - Python
Learning-to-rank search for short-term rental listings, built on public Inside Airbnb data and deployed on Azure ML.
machine-learning ranking lightgbm learning-to-rank recommender-systems inside-airbnb azure-ml mlops lambdamart
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Aug 31, 2026 - Jupyter Notebook
Permission-aware hybrid search engine with retrieval-time ACL filtering, BM25, dense vector search, and learned ranking
information-retrieval lightgbm learning-to-rank access-control bm25 lambdamart search-systems fastapi vector-search hybrid-search
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Aug 26, 2026 - Python
An AI-native recruitment pipeline built for the IndiaRuns Hackathon. Features multi-threaded offline sentence-embeddings, graph-based career velocity mapping, proactive honeypot sweeping, and dynamic query-grouped LambdaMART ranking trees to evaluate 100,000 candidates with strict deterministic fairness.
data-science machine-learning natural-language-processing lightgbm learning-to-rank talent-acquisition lambdamart
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Jun 18, 2026 - Python
A command line tool for training and evaluating ranking models using LightGBM and FastTree
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Mar 18, 2025 - C#
Two-stage book recommender over 103K titles: multi-source retrieval (ALS, item-kNN, BM25, sentence embeddings) → LightGBM LambdaMART ranking. Temporal split, cold-start routing, FastAPI + Docker, GCP/Vertex scaffolding.
information-retrieval collaborative-filtering ranking lightgbm learning-to-rank recommender-system information-retrieval-engine implicit-feedback lambdamart-model mlops lambdamart implicit-feedbacks fastapi information-retrieval-system vertex-ai two-stage-recommender
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Aug 23, 2026 - Python
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