The following publications are possibly variants of this publication:
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- Sparse Non-negative Pattern Learning for image representationDian Gong, Xuemei Zhao, Qiong Yang. icip 2008: 981-984 [doi]
- Image categorization using non-negative kernel sparse representationYungang Zhang, Tianwei Xu, Jieming Ma. ijon, 269:21-28, 2017. [doi]