Multichannel biomedical time series clustering via hierarchical probabilistic latent semantic analysis
作者： Jin Wang , Xiangping Sun , Saeid Nahavandi , Abbas Kouzani , Yuchuan Wu
DOI: 10.1016/J.CMPB.2014.06.014
关键词: Series (mathematics) 、 Computer science 、 Probabilistic latent semantic analysis 、 Unsupervised learning 、 Data mining 、 Topic model 、 Cluster analysis 、 Similarity (network science) 、 Bag-of-words model 、 Wavelet transform
摘要: … probabilistic Latent Semantic Analysis (H-pLSA), which was originally developed for visual motion analysis to … The EM algorithm [14] can be formulated by maximizing the log of the …
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