Presentations:

1. Leonid Boytsov on k-NN search and information retrieval:
   A podcast with Radim Řehůřek (author of Gensim). March 2018.

2. Off the Beaten Path: Let’s Replace Term-Based Retrieval with k-NN Search
   Talks @ Allen AI, Bloomberg, Amazon, & Visa Research. Fall 2017
   [Video] [Slides]

3. Nearest-Neighbor Search in NLP Applications using the Non-Metric Space Library
   Machine Learning Lunch seminar at Carnegie Mellon, Oct 2015
   [Slides]

Thesis:

Efficient and Accurate Non-Metric k-NN Search with Applications to Text Matching, 2008.
[BLOG] [Software: (1)(2)]

Peer-reviewed papers:

1. Boytsov, L., Nyberg. E., 2019.
   Pruning Algorithms for Low-Dimensional Non-metric k-NN Search: A Case Study.
   In Proceedings of the 12th International Conference on Similarity Search and Applications (SISAP 2019).
   [BLOG] [PDF] [Software] [Slides]
   The definitive version is available at www.springerlink.com

2. Boytsov, L., Nyberg. E., 2019.
   Accurate and Fast Retrieval for Complex Non-metric Data via Neighborhood Graphs.
   In Proceedings of the 12th International Conference on Similarity Search and Applications (SISAP 2019).
   [BLOG] [PDF] [Software] [Slides]
   The definitive version is available at www.springerlink.com

3. Boytsov, L., Novak, D., Malkov, Y., Nyberg, E., 2016.
   Off the Beaten Path: Let’s Replace Term-Based Retrieval with k-NN Search
   In Proceedings of CIKM 2016.
   [BLOG & Talk] [PDF] [ Software: (1)(2) ] [Slides]

4. Lemire, D., Boytsov, L., Kurz, N., 2016.
   SIMD Compression and the Intersection of Sorted Integers.
   Software: Practice and Experience.
   [BLOG] [PDF] [ Software: (1)(2) ] The definitive version is available on the publisher's site

5. Bilegsaikhan. N., Boytsov, L., Nyberg, E., 2015.
   Permutation Search Methods are Efficient, Yet Faster Search is Possible.
   In Proceedings of the VLDB Endowment.
   [PDF] [Software] [Slides] [BLOG]

6. Lemire, D., Boytsov, L., 2015. Decoding billions of integers per second through vectorization
   Software: Practice and Experience.
   [PDF] [Software] [Slides]
   The definitive version is available on the publisher's site

7. Tsvetkov, Y., Boytsov, L., Gershman, A., Nyberg, E., Dyer, C. 2014.
   Metaphor Detection with Cross-Lingual Model Transfer.
   In Proceedings of the 52nd Annual Meeting of the Association for Computational Linguistics (ACL'2014).
   [PDF]

8. Ponomarenko, A., Avrelin, N., Bilegsaikhan. N., Boytsov, L., 2014.
   Comparative Analysis of Data Structures for Approximate Nearest Neighbor Search.
   In Proceedings of The Third International Conference on Data Analytics.
   [PDF] [Software] [BLOG]

9. Boytsov, L., Bilegsaikhan. N., 2013.
   Learning to Prune in Metric and Non-Metric Spaces.
   In Advances in Neural Information Processing Systems 2013.
   [PDF] [Poster] [Supplemental] [Software]

10. Boytsov, L., Bilegsaikhan. N., 2013.
    Engineering Efficient and Effective Non-Metric Space Library.
    In Proceedings of the 6th International Conference on Similarity Search and Applications (SISAP 2013).
    [BLOG] [PDF] [Software] [Slides] [BLOG]
    The definitive version is available at www.springerlink.com

11. Boytsov, L., Belova, A., Westfall, P., 2013.
    Deciding on an Adjustment for Multiplicity in IR Experiments.
    In proceedings of SIGIR 2013.
    [BLOG] [PDF] [Software] [Slides]

12. Boytsov, L., 2012.
    Super-linear Indices for Approximate Dictionary Searching. In Proceedings of the 5th
    International Conference on Similarity Search and Applications (SISAP 2012).
    [PDF] [Software] [Slides]
    The definitive version is available at www.springerlink.com (in my version a couple of errors are fixed)

13. Boytsov, L., 2011. Journal of Experimental Algorithmics (JEA).
    Indexing methods for approximate dictionary searching: Comparative analysis
    [PDF] [Software]

Technical reports:

1. Boytsov, L., 2017.
   A Simple Derivation of the Heap's Law from the Generalized Zipf's Law
   [PDF]

2. Boytsov, L., 2015.
   Structured Retrieval using SOLR.
   [PDF] [Software]

3. Wang, D., Boytsov, L., Araki, J., Patel, A., Gee, J., Liu, Z., Nyberg, E., Mitamura, T., 2014.
   CMU Multiple-choice Question Answering System at NTCIR-11 QA-Lab.
   In Proceedings of the 11th NTCIR Conference.
   [PDF]

4. Boytsov, L., Belova, A., 2012.
   Does Category A Anchor Text Improve Category B Results?
   In TREC-21: Proceedings of the Nineteenth Text REtrieval Conference.
   [PDF]

5. Boytsov, L., Belova, A., 2011.
   Evaluating Learning-to-Rank Methods in the Web
   Track Adhoc Task.
   In TREC-20: Proceedings of the Nineteenth Text REtrieval Conference.
   [PDF]

6. Boytsov, L., Belova, A., 2010.
   Lessons Learned from Indexing Close Word Pairs.
   In TREC-19: Proceedings of the Nineteenth Text REtrieval Conference.
   [PDF]