Search Results for author: Zhigang Ma

Found 5 papers, 0 papers with code

Strategies for Searching Video Content with Text Queries or Video Examples

no code implementations17 Jun 2016 Shoou-I Yu, Yi Yang, Zhongwen Xu, Shicheng Xu, Deyu Meng, Zexi Mao, Zhigang Ma, Ming Lin, Xuanchong Li, Huan Li, Zhenzhong Lan, Lu Jiang, Alexander G. Hauptmann, Chuang Gan, Xingzhong Du, Xiaojun Chang

The large number of user-generated videos uploaded on to the Internet everyday has led to many commercial video search engines, which mainly rely on text metadata for search.

Event Detection Video Retrieval

A Convex Formulation for Spectral Shrunk Clustering

no code implementations23 Nov 2014 Xiaojun Chang, Feiping Nie, Zhigang Ma, Yi Yang, Xiaofang Zhou

Thus, applying manifold information obtained from the original space to the clustering process in a low-dimensional subspace is prone to inferior performance.

Dimensionality Reduction

Balanced k-Means and Min-Cut Clustering

no code implementations23 Nov 2014 Xiaojun Chang, Feiping Nie, Zhigang Ma, Yi Yang

Clustering is an effective technique in data mining to generate groups that are the matter of interest.

Event Detection using Multi-Level Relevance Labels and Multiple Features

no code implementations CVPR 2014 Zhongwen Xu, Ivor W. Tsang, Yi Yang, Zhigang Ma, Alexander G. Hauptmann

We address the challenging problem of utilizing related exemplars for complex event detection while multiple features are available.

Event Detection

Complex Event Detection via Multi-source Video Attributes

no code implementations CVPR 2013 Zhigang Ma, Yi Yang, Zhongwen Xu, Shuicheng Yan, Nicu Sebe, Alexander G. Hauptmann

Compared to complex event videos, these external videos contain simple contents such as objects, scenes and actions which are the basic elements of complex events.

Event Detection

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