摘要
A new NMF model, spatial constrained graph sparse nonnegative matrix factorization (SGSNMF) is adopted for facial expression recognition. In this model, the extracted features preserve the topological structure of the original images and achieve sparseness from L2 constraint on coefficient matrix, meanwhile the base satisfy pixel dispersion penalty. The proposed method takes advantage of the project gradient decent and is based on the alternating nonnegative least square framework. Experiments on two facial expression recognition scenarios that involve a whole face and an occluded face reveal that the proposed algorithm outperforms the prevalent NMF methods.
| 原文 | ???core.languages.en_GB??? |
|---|---|
| 主出版物標題 | Proceedings of the 2017 International Conference on Orange Technologies, ICOT 2017 |
| 編輯 | Minghui Dong, Lei Wang, Yanfeng Lu, Haizhou Li |
| 發行者 | Institute of Electrical and Electronics Engineers Inc. |
| 頁面 | 79-82 |
| 頁數 | 4 |
| ISBN(電子) | 9781538632758 |
| DOIs | |
| 出版狀態 | 已出版 - 2 7月 2017 |
| 事件 | 5th International Conference on Orange Technologies, ICOT 2017 - Singapore, Singapore 持續時間: 8 12月 2017 → 10 12月 2017 |
出版系列
| 名字 | Proceedings of the 2017 International Conference on Orange Technologies, ICOT 2017 |
|---|---|
| 卷 | 2018-January |
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| ???event.eventtypes.event.conference??? | 5th International Conference on Orange Technologies, ICOT 2017 |
|---|---|
| 國家/地區 | Singapore |
| 城市 | Singapore |
| 期間 | 8/12/17 → 10/12/17 |
UN SDG
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