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CVPR
2009
IEEE
1599views Computer Vision» more  CVPR 2009»
15 years 4 months ago
Multi-Label Sparse Coding for Automatic Image Annotation
In this paper, we present a multi-label sparse coding framework for feature extraction and classification within the context of automatic image annotation. First, each image is ...
Changhu Wang (University of Science and Technology...
ICIP
2004
IEEE
14 years 10 months ago
A hidden markov model framework for traffic event detection using video features
We present a novel approach for highway traffic event detection. Our algorithm extracts features directly from the compressed video and automatically detects traffic events using ...
Xiaokun Li, Fatih Murat Porikli
ICPR
2006
IEEE
14 years 9 months ago
Five-Point Motion Estimation Made Easy
Estimating relative camera motion from two views is a classical problem in computer vision. The minimal case for such problem is the so-called five-point-problem, for which the st...
Hongdong Li, Richard I. Hartley
ICC
2007
IEEE
14 years 3 months ago
Detection of Frequency-Hopped Waveforms Embedded in Interference Waveforms with Noise
—Bandwidth usage has become more complex such that it is not uncommon that multiple signals of appreciable power may be present within the same bandwidth. The presence of multipl...
John Weber, Kyle Kowalske, Clark Robertson, Frank ...
MIAR
2006
IEEE
14 years 2 months ago
Pulsative Flow Segmentation in MRA Image Series by AR Modeling and EM Algorithm
Segmentation of CSF and pulsative blood flow, based on a single phase contrast MRA (PC-MRA) image can lead to imperfect classifications. In this paper, we present a novel automated...
Ali Gooya, Hongen Liao, Kiyoshi Matsumiya, Ken Mas...