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Aleksei Ustimenko

12 papers hereh-index 545 citations12 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author1
  • middle author2
  • last author9

Across the 12 of 12 papers where every author was matched, so the position is known.

fields
  • cs.IR4
  • cs.LG4
  • quant-ph2
  • math.OC1
  • physics.chem-ph1
same name
  • Aleksei Ustimenko — 7 papers, h 6

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20232026
most citedOn Gradient Boosted Decision Trees and Neural Rankers: A Case-Study on Short-Video Recommendations at ShareChat

4 citations · 4 across the 12 of their papers we have counts for

collaborators
Showing 2023 · math.OCShow all

1 paper · 2 filters

math.OC2023

Ito Diffusion Approximation of Universal Ito Chains for Sampling, Optimization and Boosting

Aleksei Ustimenko, Aleksandr Beznosikov

In this work, we consider rather general and broad class of Markov chains, Ito chains, that look like Euler-Maryama discretization of some Stochastic Differential Equation. The cha…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.