3 papers
cs.LG2020
A Homotopy Coordinate Descent Optimization Method for -Norm Regularized Least Square Problem
Zhenzhen Sun, Yuanlong Yu
This paper proposes a homotopy coordinate descent (HCD) method to solve the -norm regularized least square (-LS) problem for compressed sensing, which combine the homotop…
cs.LG2020
Joint Adaptive Graph and Structured Sparsity Regularization for Unsupervised Feature Selection
Zhenzhen Sun, Yuanlong Yu
Feature selection is an important data preprocessing in data mining and machine learning which can be used to reduce the feature dimension without deteriorating model's performance…
cs.LG2020
Robust Multi-class Feature Selection via -Norm Regularization Minimization
Zhenzhen Sun, Yuanlong Yu
Feature selection is an important data pre-processing in data mining and machine learning, which can reduce feature size without deteriorating model's performance. Recently, sparse…