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ICCV
2011
IEEE
13 years 11 months ago
Informative Feature Selection for Object Recognition via Sparse PCA
Bag-of-words (BoW) methods are a popular class of object recognition methods that use image features (e.g., SIFT) to form visual dictionaries and subsequent histogram vectors to r...
Nikhil Naikal, Allen Y. Yang, S. Shankar Sastry
EUROGRAPHICS
2010
Eurographics
15 years 6 months ago
Articulated Billboards for Video-based Rendering
We present a novel representation and rendering method for free-viewpoint video of human characters based on multiple input video streams. The basic idea is to approximate the art...
Marcel Germann, Alexander Hornung, Richard Keiser,...
AVBPA
2005
Springer
460views Biometrics» more  AVBPA 2005»
15 years 5 months ago
Fingerprint Quality Indices for Predicting Authentication Performance
The performance of an automatic fingerprint authentication system relies heavily on the quality of the captured fingerprint images. In this paper, two new quality indices for fi...
Yi Chen, Sarat C. Dass, Anil K. Jain
ICIP
2006
IEEE
16 years 1 months ago
Rapid and Reliable Detection of Film Grain Noise
The knowledge of material specific film grain characteristics can significantly improve the performance of digital film processing algorithms. This paper proposes a rapid and reli...
Peter Schallauer, Roland Mörzinger
AMFG
2007
IEEE
315views Biometrics» more  AMFG 2007»
15 years 6 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...