Sciweavers

ICPR
2008
IEEE
14 years 6 months ago
Face age estimation using patch-based hidden Markov model supervectors
Recent studies in patch-based Gaussian Mixture Model (GMM) approaches for face age estimation present promising results. We propose using a hidden Markov model (HMM) supervector t...
Xiaodan Zhuang, Xi Zhou, Mark Hasegawa-Johnson, Th...
ICPR
2008
IEEE
14 years 6 months ago
Video attention: Learning to detect a salient object sequence
We study video attention by detecting a salient object sequence from video segment. We formulate salient object sequence detection as energy minimization problem in a conditional ...
Tie Liu, Nanning Zheng, Wei Ding, Zejian Yuan
ICPR
2008
IEEE
14 years 6 months ago
Improvements in hidden Markov model based Arabic OCR
This paper describes recent advances in hidden Markov model (HMM) based OCR for machine-printed Arabic documents. A combination of scriptindependent and script-specific techniques...
Rohit Prasad, Shirin Saleem, Matin Kamali, Ralf Me...
ICPR
2008
IEEE
14 years 6 months ago
Rayleigh segmentation of the endocardium in ultrasound images
In this paper we present the Coupled Active Contours (CAC) model, which is applied to segmentation of the endocardium in ultrasonic images assuming Rayleigh distributed intensitie...
Mattias Hansson, Niels Chr. Overgaard, Anders Heyd...
ICPR
2008
IEEE
14 years 6 months ago
Human activities: Handling uncertainties using fuzzy time intervals
Persons may perform an activity in many different styles, or noise may cause an identical activity to have different temporal structures. We present a robust methodology for recog...
Michael S. Ryoo, Jake K. Aggarwal
ICPR
2008
IEEE
14 years 6 months ago
Linear time recognition algorithms for topological invariants in 3D
In this paper, we design linear time algorithms to recognize and determine topological invariants such as genus and homology groups in 3D. These invariants can be used to identify...
Li Chen, Yongwu Rong
ICPR
2008
IEEE
14 years 6 months ago
Computer graphics identification using genetic algorithm
This paper proposes the use of genetic algorithm to select an optimal feature set for distinguishing computer graphics from digital photographic images. Our previously developed a...
Wen Chen, Yun Q. Shi, Guorong Xuan, Wei Su
ICPR
2008
IEEE
14 years 6 months ago
Scribble-a-Secret: Similarity-based password authentication using sketches
This paper presents a sketch-based password authentication system called Scribble-a-Secret as a graphical password scheme in which free-form drawings are used as a means to authen...
Mizuki Oka, Kazuhiko Kato, Yingqing Xu, Lin Liang,...
ICPR
2008
IEEE
14 years 6 months ago
3D localization of partially buried object in unstructured environment
This paper describes a method to localize objects which are partially buried in an unstructured environment. The objects are limited to surfaces of revolution in the present study...
Kenichi Maruyama, Koji Oka, Ryuichi Takase, Yoshih...
ICPR
2008
IEEE
14 years 6 months ago
Intruders pattern identification
Vito Di Gesù, Giosuè Lo Bosco, Jerom...