1601 search results - page 6 / 321 » Unsupervised feature extraction using neuro-fuzzy approach |
ICCV
2011
IEEE
13 years 9 months ago
2011
IEEE
Low-Rank Representation (LRR) [16, 17] is an effective method for exploring the multiple subspace structures of data. Usually, the observed data matrix itself is chosen as the dic...
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ICIP
2003
IEEE
15 years 11 months ago
2003
IEEE
In this paper, we study unsupervised image segmentation using wavelet-domain hidden Markov models (HMMs). We first review recent supervised Bayesian image segmentation algorithms ...
ICCV
2007
IEEE
15 years 11 months ago
2007
IEEE
Models of activity structure for unconstrained environments are generally not available a priori. Recent representational approaches to this end are limited by their computational...
ICASSP
2010
IEEE
14 years 9 months ago
2010
IEEE
We propose a new type of audio feature (HFCC-ENS) as well as an unsupervised method for detecting short sequences of spoken words (key-phrases) within long speech recordings. Our ...
IJON
2007
14 years 9 months ago
2007
We incorporate auditory-based features into an unconventional pattern classification system, consisting of a network of spiking neurones with dynamical and multiplicative synapse...