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SDM
2009
SIAM
140views Data Mining» more  SDM 2009»
14 years 4 months ago
Straightforward Feature Selection for Scalable Latent Semantic Indexing.
Latent Semantic Indexing (LSI) has been validated to be effective on many small scale text collections. However, little evidence has shown its effectiveness on unsampled large sca...
Jun Yan, Shuicheng Yan, Ning Liu, Zheng Chen
CVPR
2003
IEEE
14 years 9 months ago
Constrained Subspace Modelling
When performing subspace modelling of data using Principal Component Analysis (PCA) it may be desirable to constrain certain directions to be more meaningful in the context of the...
Jaco Vermaak, Patrick Pérez
KDD
2007
ACM
153views Data Mining» more  KDD 2007»
14 years 8 months ago
Exploiting duality in summarization with deterministic guarantees
Summarization is an important task in data mining. A major challenge over the past years has been the efficient construction of fixed-space synopses that provide a deterministic q...
Panagiotis Karras, Dimitris Sacharidis, Nikos Mamo...
IVC
2008
145views more  IVC 2008»
13 years 7 months ago
Camera calibration from human motion
This paper presents a method for the self-calibration of non-rigid affine structure to a Euclidean co-ordinate frame from only two views by enforcing constraints derived from the ...
Philip A. Tresadern, Ian D. Reid
ICIP
2010
IEEE
13 years 5 months ago
Probing the local-feature space of interest points
We describe an empirical study on the feature space of interest points for natural images. Although local features have been widely used in image analysis as building blocks of va...
Wei-Ting Lee, Hwann-Tzong Chen