524 search results - page 2 / 105 » 2D Shape Recognition by Hidden Markov Models |
ICIP
2006
IEEE
14 years 7 months ago
2006
IEEE
In this paper we propose a new framework for modeling 2D shapes. A shape is first described by a sequence of local features (e.g., curvature) of the shape boundary. The resulting ...
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
This paper presents a new spatial-HMM(SHMM)for automatically classifying and annotating natural images. Our model is a 2D generalization of the traditional HMM in the sense that b...
PR
2000
13 years 5 months ago
2000
This paper describes an active-camera real-time system for tracking, shape description, and classi"cation of the human face and mouth expressions using only a PC or equivalen...
SSIAI
2000
IEEE
13 years 9 months ago
2000
IEEE
In this paper, we introduce a Hybrid Hidden Markov Model (HMM) face recognition system. The proposed system contains a low-complexity 2-D HMM-based face recognition (LC 2D-HMM FR)...
ICASSP
2011
IEEE
12 years 9 months ago
2011
IEEE
The segmentation of ultrasound images is challenging due to the difficulty of appropriate modeling of their appearance variations including speckle as well as signal dropout. We ...