Sciweavers

1159 search results - page 94 / 232
» Effect of segmentation method on video retrieval performance
Sort
View
94
Voted
TIP
1998
159views more  TIP 1998»
14 years 9 months ago
An optimal quadtree-based motion estimation and motion-compensated interpolation scheme for video compression
Abstract—In this paper, we propose an optimal quadtree (QT)based motion estimator for video compression. It is optimal in the sense that for a given bit budget for encoding the d...
Guido M. Schuster, Aggelos K. Katsaggelos
CIVR
2006
Springer
114views Image Analysis» more  CIVR 2006»
15 years 1 months ago
Keyframe Retrieval by Keypoints: Can Point-to-Point Matching Help?
Abstract. Bag-of-words representation with visual keypoints has recently emerged as an attractive approach for video search. In this paper, we study the degree of improvement when ...
Wanlei Zhao, Yu-Gang Jiang, Chong-Wah Ngo
89
Voted
DAGM
2001
Springer
15 years 2 months ago
Wavelet Subspace Method for Real-Time Face Tracking
In this article, we present a new method for visual face tracking that is carried out in a wavelet subspace. Initially, a wavelet representation for the face template is created, ...
Volker Krüger, Rogério Schmidt Feris
114
Voted
AMDO
2008
Springer
15 years 3 days ago
A Comparative Study on Using Zernike Velocity Moments and Hidden Markov Models for Hand Gesture Recognition
Hand-gesture recognition presents a challenging problem for computer vision due to the articulated structure of the human hand and the complexity of the environments in which it is...
Moaath Al-Rajab, David Hogg, Kia Ng
CIKM
2003
Springer
15 years 3 months ago
Addressing the lack of direct translation resources for cross-language retrieval
Most cross language information retrieval research concentrates on language pairs for which direct, rich, and often multiple translation resources already exist. However, for most...
Lisa Ballesteros, Mark Sanderson