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It refers to three article, Zafeiriou, Stefanos, et al.\n\"Exploiting discriminant information in nonnegative matrix\nfactorization with application to frontal face verification.\"\nNeural Networks, IEEE Transactions on 17.3 (2006): 683-695.\nKim, Bo-Kyeong, and Soo-Young Lee. \"Spectral Feature Extraction\nUsing dNMF for Emotion Recognition in Vowel Sounds.\" Neural\nInformation Processing. Springer Berlin Heidelberg, 2013. and\nLee, Soo-Young, Hyun-Ah Song, and Shun-ichi Amari. \"A new\ndiscriminant NMF algorithm and its application to the\nextraction of subtle emotional differences in speech.\"\nCognitive neurodynamics 6.6 (2012): 525-535.", "License": "GPL (>= 2)", "URL": "https://github.com/zhilongjia/DNMF", "BugReports": "https://github.com/zhilongjia/DNMF/issues", "RoxygenNote": "7.1.1", "Repository": "https://zhilongjia.r-universe.dev", "Date/Publication": "2022-05-10 09:02:43 UTC", "RemoteUrl": "https://github.com/zhilongjia/dnmf", "RemoteRef": "HEAD", "RemoteSha": "e249ea66471e579b8dffb7e3d604094689b82382", "NeedsCompilation": "no", "Packaged": { "Date": "2026-05-12 05:55:18 UTC", "User": "root" }, "Author": "Zhilong Jia [aut, cre],\nXiang Zhang [aut]", "Maintainer": "Zhilong Jia ", "MD5sum": "33222333c41727ef80fb2373034acc7a", "_user": "zhilongjia", "_type": "src", "_file": "DNMF_1.4.2.tar.gz", "_fileid": 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