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ICPR
2008
IEEE
14 years 4 months ago
Harmonic mean for subspace selection
Under the homoscedastic Gaussian assumption, it has been shown that Fisher’s linear discriminant analysis (FLDA) suffers from the class separation problem when the dimensionalit...
Wei Bian, Dacheng Tao
AMFG
2007
IEEE
315views Biometrics» more  AMFG 2007»
14 years 4 months ago
Structured Ordinal Features for Appearance-Based Object Representation
In this paper, we propose a novel appearance-based representation, called Structured Ordinal Feature (SOF). SOF is a binary string encoded by combining eight ordinal blocks in a ci...
ShengCai Liao, Zhen Lei, Stan Z. Li, Xiaotong Yuan...
CRV
2007
IEEE
137views Robotics» more  CRV 2007»
14 years 4 months ago
Quantitative Evaluation of Feature Extractors for Visual SLAM
We present a performance evaluation framework for visual feature extraction and matching in the visual simultaneous localization and mapping (SLAM) context. Although feature extra...
Jonathan Klippenstein, Hong Zhang
SOCA
2007
IEEE
14 years 4 months ago
Negotiating Agreements Using Policies in Ubiquitous Computing Scenarios
The emerging ubiquitous computing vision is characterized by decentralized and ad hoc interoperation among devices and networks for access to services. Interacting devices or grou...
Venkatraman Ramakrishna, Kevin Eustice, Peter L. R...
ADC
2007
Springer
170views Database» more  ADC 2007»
14 years 4 months ago
Pruning SIFT for Scalable Near-duplicate Image Matching
The detection of image versions from large image collections is a formidable task as two images are rarely identical. Geometric variations such as cropping, rotation, and slight p...
Jun Jie Foo, Ranjan Sinha