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- Ilya Trofimov, Alexander Genkin
- ArXiv
- 2014

- Ilya Trofimov, A. N. Kornetova, Valery Topinskiy
- ADKDD '12
- 2012

We describe a new approach to solving the click-through rate (CTR) prediction problem in sponsored search by means of MatrixNet, the proprietary implementation of boosted trees. This problem is ofâ€¦ (More)

- Alexander Grigoriev, Sergey Shinkevich, Alexander Studenikin, Alexei Ternov, Ilya Trofimov
- 2006

We further generalize the powerful method, which we have recently developed for description of the background matter influence on neutrinos, for the case of an electron moving in matter. On the basisâ€¦ (More)

- Ilya Trofimov, Alexander Genkin
- Pattern Recognition and Image Analysis
- 2017

Generalized linear model with L 1 and L 2 regularization is a widely used technique for solving classification, class probability estimation and regression problems. With the numbers of both featuresâ€¦ (More)

- Afroze Ibrahim Baqapuri, Ilya Trofimov
- ArXiv
- 2014

Sponsored search is a multi-billion dollar industry and makes up a major source of revenue for search engines (SE). click-through-rate (CTR) estimation plays a crucial role for ads selection, andâ€¦ (More)

- Ilya Trofimov, Alexander Genkin
- AIST
- 2015

Solving logistic regression with L1-regularization in distributed settings is an important problem. This problem arises when training dataset is very large and cannot fit the memory of a singleâ€¦ (More)

- Alexander Grigoriev, Sergey Shinkevich, Alexander Studenikin, Alexei Ternov, Ilya Trofimov
- 2006

We derive the modified Dirac equation for an electron undergos an influence of the standard model interaction with the nuclear matter. The exact solutions for this equation and the electron energyâ€¦ (More)

- Vyacheslav Alipov, Valery A. Topinsky, Ilya Trofimov
- SIGIR
- 2014

Click logs provide a unique and highly valuable source of human judgments on ads' relevance. However, clicks are heavily biased by lots of factors. Two main factors that are widely acknowledged to beâ€¦ (More)

- Ilya Trofimov
- WWW
- 2013

Click prediction for sponsored search is an important problem for commercial search engines. Good click prediction algorithm greatly affects on the revenue of the search engine, user experience andâ€¦ (More)

- Alexander Grigoriev, Sergey Shinkevich, Alexander Studenikin, Alexei Ternov, Ilya Trofimov
- 2006

We derive the modified Dirac equation for an electron undergos an influence of the standard model interaction with the nuclear matter. The exact solutions for this equation and the electron energyâ€¦ (More)