collaborators

5 papers

cs.LG2026

Low-rank surrogate modeling and stochastic zero-order optimization for training of neural networks with black-box layers

Andrei Chertkov, Artem Basharin, Mikhail Saygin +3

The growing demand for energy-efficient, high-performance AI systems has led to increased attention on alternative computing platforms (e.g., photonic, neuromorphic) due to their p…

math.OC2026

Global Optimization of Atomic Clusters via Physically-Constrained Tensor Train Decomposition

Konstantin Sozykin, Nikita Rybin, Andrei Chertkov +5

The global optimization of atomic clusters represents a fundamental challenge in computational chemistry and materials science due to the exponential growth of local minima with sy…

math.NA2025

Tensor Train Decomposition for Adversarial Attacks on Computer Vision Models

Andrei Chertkov, Ivan Oseledets

Deep neural networks (DNNs) are widely used today, but they are vulnerable to adversarial attacks. To develop effective methods of defense, it is important to understand the potent…

math.OC2025

High-dimensional Optimization with Low Rank Tensor Sampling and Local Search

Konstantin Sozykin, Andrei Chertkov, Anh-Huy Phan +2

We present a novel method called TESALOCS (TEnsor SAmpling and LOCal Search) for multidimensional optimization, combining the strengths of gradient-free discrete methods and gradie…

cs.LG2025

Faster Language Models with Better Multi-Token Prediction Using Tensor Decomposition

Artem Basharin, Andrei Chertkov, Ivan Oseledets

We propose a new model for multi-token prediction in transformers, aiming to enhance sampling efficiency without compromising accuracy. Motivated by recent work that predicts the p…