Sciweavers

TIP
2010
117views more  TIP 2010»
12 years 11 months ago
Cooperation Stimulation Strategies for Peer-to-Peer Wireless Live Video-Sharing Social Networks
Abstract--Human behavior analysis in video sharing social networks is an emerging research area, which analyzes the behavior of users who share multimedia content and investigates ...
W. Sabrina Lin, H. Vicky Zhao, K. J. Ray Liu
TIP
2010
97views more  TIP 2010»
12 years 11 months ago
Image Clustering Using Local Discriminant Models and Global Integration
In this paper, we propose a new image clustering algorithm, referred to as Clustering using Local Discriminant Models and Global Integration (LDMGI). To deal with the data points s...
Yi Yang, Dong Xu, Feiping Nie, Shuicheng Yan, Yuet...
TIP
2010
166views more  TIP 2010»
12 years 11 months ago
Restoration of Poissonian Images Using Alternating Direction Optimization
Much research has been devoted to the problem of restoring Poissonian images, namely for medical and astronomical applications. However, the restoration of these images using state...
Mário A. T. Figueiredo, José M. Biou...
TIP
2010
142views more  TIP 2010»
12 years 11 months ago
Robust Web Image/Video Super-Resolution
Abstract--This paper proposes a robust single-image super-resolution method for enlarging low quality web image/video degraded by downsampling and compression. To simultaneously im...
Zhiwei Xiong, Xiaoyan Sun, Feng Wu
TIP
2010
162views more  TIP 2010»
12 years 11 months ago
Super-Resolution With Sparse Mixing Estimators
We introduce a class of inverse problem estimators computed by mixing adaptively a family of linear estimators corresponding to different priors. Sparse mixing weights are calcula...
Stéphane Mallat, Guoshen Yu
TIP
2010
121views more  TIP 2010»
12 years 11 months ago
Robust Processing of Optical Flow of Fluids
Abstract--This paper proposes a new approach, coupling physical models and image estimation techniques, for modelling the movement of fluids. The fluid flow is characterized by tur...
Ashish Doshi, Adrian G. Bors
TIP
2010
171views more  TIP 2010»
12 years 11 months ago
Contourlet Domain Multiband Deblurring Based on Color Correlation for Fluid Lens Cameras
Abstract-- Due to the novel fluid optics, unique image processing challenges are presented by the fluidic lens camera system. Developed for surgical applications, unique properties...
Jack Tzeng, Chun-Chen Liu, Truong Q. Nguyen
TIP
2010
164views more  TIP 2010»
12 years 11 months ago
A Marked Point Process for Modeling Lidar Waveforms
Lidar waveforms are 1D signals representing a train of echoes caused by reflections at different targets. Modeling these echoes with the appropriate parametric function is useful ...
Clément Mallet, Florent Lafarge, Michel Rou...
TIP
2010
93views more  TIP 2010»
12 years 11 months ago
Relevance of a Feed-Forward Model of Visual Attention for Goal-Oriented and Free-Viewing Tasks
A purely bottom-up model of visual attention is proposed and compared to five state-of-the-art models. The role of the low-level visual features is examined in two contexts. Two da...
Olivier Le Meur, Jean-Claude Chevet
TIP
2010
157views more  TIP 2010»
12 years 11 months ago
Directional Filtering Transform for Image/Intra-Frame Compression
Abstract--While directional adaption is introduced into traditional transforms, different orders of two 1-D transforms will result in different results of one 2-D transform. Based ...
Xiulian Peng, Jizheng Xu, Feng Wu