1746 search results - page 44 / 350 » Hierarchical Unsupervised Learning |
SDM
2008
SIAM
13 years 10 months ago
2008
SIAM
Most clustering algorithms produce a single clustering for a given data set even when the data can be clustered naturally in multiple ways. In this paper, we address the difficult...
IJPRAI
2008
13 years 8 months ago
2008
unsupervised construction of topological maps, which provide an abstraction of the environment in terms of visual aspects. An unsupervised clustering algorithm is used to represent...
CVPR
2005
IEEE
14 years 10 months ago
2005
IEEE
This paper proposes a novel method for matching road vehicles between two non-overlapping cameras. The matching problem is formulated as a same-different classification problem: p...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
Non-negative matrix factorisation (NMF) is an unsupervised learning technique that decomposes a non-negative data matrix into a product of two lower rank non-negative matrices. Th...
ICMCS
2008
IEEE
14 years 3 months ago
2008
IEEE
Wyner-Ziv coding of multiview images is an attractive solution because it avoids communications between individual cameras. To achieve good rate-distortion performance, the Wyner-...