Search Results for author: Yanyan Liu

Found 4 papers, 0 papers with code

An efficient real-time target tracking algorithm using adaptive feature fusion

no code implementations5 Apr 2022 Yanyan Liu, Changcheng Pan, Minglin Bie, Jin Li

To address this issue, an efficient real-time target tracking method based on a low-dimension adaptive feature fusion is proposed to allow us the simultaneous implementation of the high-accuracy and real-time target tracking.

Dimensionality Reduction

Convergence Analysis of Schr{ö}dinger-F{ö}llmer Sampler without Convexity

no code implementations10 Jul 2021 Yuling Jiao, Lican Kang, Yanyan Liu, Youzhou Zhou

Schr\"{o}dinger-F\"{o}llmer sampler (SFS) is a novel and efficient approach for sampling from possibly unnormalized distributions without ergodicity.

On Newton Screening

no code implementations27 Jan 2020 Jian Huang, Yuling Jiao, Lican Kang, Jin Liu, Yanyan Liu, Xiliang Lu, Yuanyuan Yang

Based on this KKT system, a built-in working set with a relatively small size is first determined using the sum of primal and dual variables generated from the previous iteration, then the primal variable is updated by solving a least-squares problem on the working set and the dual variable updated based on a closed-form expression.

Sparse Learning

A Support Detection and Root Finding Approach for Learning High-dimensional Generalized Linear Models

no code implementations16 Jan 2020 Jian Huang, Yuling Jiao, Lican Kang, Jin Liu, Yanyan Liu, Xiliang Lu

Feature selection is important for modeling high-dimensional data, where the number of variables can be much larger than the sample size.

feature selection

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