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171
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ICA
2007
Springer
15 years 10 months ago
Hierarchical ALS Algorithms for Nonnegative Matrix and 3D Tensor Factorization
In the paper we present new Alternating Least Squares (ALS) algorithms for Nonnegative Matrix Factorization (NMF) and their extensions to 3D Nonnegative Tensor Factorization (NTF) ...
Andrzej Cichocki, Rafal Zdunek, Shun-ichi Amari
NLDB
2007
Springer
15 years 10 months ago
Developing Methods and Heuristics with Low Time Complexities for Filtering Spam Messages
In this paper, we propose methods and heuristics having high accuracies and low time complexities for filtering spam e-mails. The methods are based on the n-gram approach and a heu...
Tunga Güngör, Ali Çiltik
IRI
2006
IEEE
15 years 10 months ago
Integration of low level linguistic information for clinical document semantic tagging
We propose a semantic tagger that provides high level concept information for phrases based on several kinds of low level information about words in clinical narrative texts. The ...
Hyeju Jang, Yun Jin, Sung-Hyon Myaeng
124
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ISCAS
2005
IEEE
132views Hardware» more  ISCAS 2005»
15 years 9 months ago
Parallelism/regularity-driven MIMO detection algorithm design
Efficient VLSI implementation of multiple-input multiple-output (MIMO) detectors plays an important role in the real-life implementation of MIMO communication systems. However, m...
Tong Zhang, Yan Xin, Sizhong Chen
SKG
2005
IEEE
15 years 9 months ago
Information Services for Dynamically Assembled Semantic Grids
The information management requirements in systems based on Web Service Architecture principles include both the management of large amounts of relatively static services and assoc...
Mehmet S. Aktas, Geoffrey Fox, Marlon E. Pierce