Yiqun Zhang

A Unified Entropy-Based Distance Metric for Ordinal-and-Nominal-Attribute Data Clustering

Yiqun Zhang, Yiu‐ming Cheung, Kay Chen Tan · IEEE Transactions on Neural Networks and Learning Systems · 2019 · 49 citations

Document Clustering, Engineering, Information Retrieval +14

Log-based sparse nonnegative matrix factorization for data representation

Chong Peng, Yiqun Zhang, Yongyong Chen et al. · Knowledge-Based Systems · 2022 · 49 citations

Data Representation, Sparse Representation, Engineering +7

Fast and Accurate Hierarchical Clustering Based on Growing Multilayer Topology Training

Yiu‐ming Cheung, Yiqun Zhang · IEEE Transactions on Neural Networks and Learning Systems · 2018 · 47 citations

The Gamma Matrix to Summarize Dense and Sparse Data Sets for Big Data Analytics

Carlos Ordońẽz, Yiqun Zhang, Wellington Cabrera · IEEE Transactions on Knowledge and Data Engineering · 2016 · 42 citations

Sparse Data Sets, Engineering, Machine Learning +24

Learnable Weighting of Intra-attribute Distances for Categorical Data Clustering with Nominal and Ordinal Attributes

Yiqun Zhang, Yiu‐ming Cheung · IEEE Transactions on Pattern Analysis and Machine Intelligence · 2021 · 42 citations

Engineering, Machine Learning, Similarity Measure +20