Thomas Dybdahl Ahle
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Thomas Dybdahl Ahle [1]
Thomas Dybdahl Ahle,
a Danish computer scientist, software developer, and currently post doctoral researcher at Basic Algorithms Research group (BARC) [2] at University of Copenhagen [3].
He holds a Master of Arts in computer science in 2013 from University of Oxford,
and a M.Sc. and Ph.D. in algorithms and theoretical computer science from University of Copenhagen in 2017 and 2019 respectively.
Contents
Computer Chess
Thomas Dybdahl Ahle is owner and primary developer of PyChess, a chess client and engine for the Linux desktop. He is further author of the didactic Python open source chess engines Sunfish [4] and FastChess, the latter a one-layer neural network softmax model, combined with a Monte-Carlo Tree Search.
Selected Publications
2015 ...
- Thomas Dybdahl Ahle, Rasmus Pagh, Ilya Razenshteyn, Francesco Silvestri (2015). On the Complexity of Inner Product Similarity Join. arXiv:1510.02824
- Thomas Dybdahl Ahle, Martin Aumüller, Rasmus Pagh (2016). Parameter-free Locality Sensitive Hashing for Spherical Range Reporting. arXiv:1605.02673 [8]
- Thomas Dybdahl Ahle (2017). Optimal Las Vegas Locality Sensitive Data Structures. arXiv:1704.02054
- Thomas Dybdahl Ahle (2017). Optimal Set Similarity Data-structures Without False Negatives. Master thesis, University of Copenhagen, pdf [9]
- Thomas Dybdahl Ahle (2019). Subsets and Supermajorities: Unifying Hashing-based Set Similarity Search. arXiv:1904.04045
- Thomas Dybdahl Ahle (2019). Algorithms for Sets. Ph.D. thesis, University of Copenhagen
- Thomas Dybdahl Ahle, Michael Kapralov, Jakob Tejs Bæk Knudsen, Rasmus Pagh, Ameya Velingker, David P. Woodruff, Amir Zandieh (2019). Oblivious Sketching of High-Degree Polynomial Kernels. pdf
2020 ...
- Thomas Dybdahl Ahle, Jakob Tejs Bæk Knudsen, Mikkel Thorup (2020). The Power of Hashing with Mersenne Primes. arXiv:2008.08654 [10]
Postings
- Sunfish – A 111 line Chess Engine in Python by Thomas Dybdahl Ahle, reddit, February 16, 2014
- Negative alpha/beta windows: Are they useful? by Thomas Dybdahl Ahle, CCC, March 06, 2015
- Storing both alpha and beta scores in TT by Thomas Dybdahl Ahle, CCC, August 02, 2016 » Transposition Table
- Approximating Stockfish's Evaluation by PSQTs by Thomas Dybdahl Ahle, CCC, August 23, 2017 » Regression, Piece-Square Tables, Stockfish
- Re: A question to MCTS + NN experts by Thomas Dybdahl Ahle, CCC, August 04, 2019
- New Tool for Tuning with Skopt by Thomas Dybdahl Ahle, CCC, August 25, 2019 » Automated Tuning [11]
External Links
- Thomas Dybdahl Ahle
- Thomas Dybdahl Ahle | LinkedIn
- User Thomas Dybdahl Ahle - MathOverflow
- thomasahle (Thomas Dybdahl Ahle) · GitHub
- Thomas D. Ahle - Google Scholar Citations
- Thomas Dybdahl Ahle (@thomasahle) | Twitter
- Thomas Ahle - The Mathematics Genealogy Project
References
- ↑ thomasahle (Thomas Dybdahl Ahle) · GitHub
- ↑ BARC – University of Copenhagen
- ↑ Thomas Dybdahl Ahle | LinkedIn
- ↑ Jonni Bidwell (2016). Python: Sunfish chess engine. Linux Format, pdf
- ↑ dblp: Thomas D. Ahle
- ↑ Thomas D. Ahle - Google Scholar Citations
- ↑ Thomas Dybdahl Ahle
- ↑ Locality-sensitive hashing from Wikipedia
- ↑ MinHash from Wikipedia
- ↑ Mersenne prime from Wikipedia
- ↑ skopt API documentation