Search Results for author: Qianxin Yi

Found 3 papers, 0 papers with code

Efficient Generalized Low-Rank Tensor Contextual Bandits

no code implementations3 Nov 2023 Qianxin Yi, Yiyang Yang, Shaojie Tang, Jiapeng Liu, Yao Wang

In this paper, we aim to build a novel bandits algorithm that is capable of fully harnessing the power of multi-dimensional data and the inherent non-linearity of reward functions to provide high-usable and accountable decision-making services.

Decision Making Multi-Armed Bandits

An Improved Frequent Directions Algorithm for Low-Rank Approximation via Block Krylov Iteration

no code implementations24 Sep 2021 Chenhao Wang, Qianxin Yi, Xiuwu Liao, Yao Wang

Frequent Directions, as a deterministic matrix sketching technique, has been proposed for tackling low-rank approximation problems.

Computational Efficiency

Effective Streaming Low-tubal-rank Tensor Approximation via Frequent Directions

no code implementations23 Aug 2021 Qianxin Yi, Chenhao Wang, Kaidong Wang, Yao Wang

Low-tubal-rank tensor approximation has been proposed to analyze large-scale and multi-dimensional data.

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