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132
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MM
2004
ACM
195views Multimedia» more  MM 2004»
15 years 8 months ago
Facial expression representation and recognition based on texture augmentation and topographic masking
The variation of facial texture and surface due to the change of expression is an important cue for analyzing and modeling facial expressions. In this paper, we propose a new appr...
Lijun Yin, Johnny Loi, Wei Xiong
ICDM
2009
IEEE
149views Data Mining» more  ICDM 2009»
15 years 10 months ago
Accelerated Gradient Method for Multi-task Sparse Learning Problem
—Many real world learning problems can be recast as multi-task learning problems which utilize correlations among different tasks to obtain better generalization performance than...
Xi Chen, Weike Pan, James T. Kwok, Jaime G. Carbon...
151
Voted
TIP
2010
160views more  TIP 2010»
14 years 10 months ago
Development and Optimization of Regularized Tomographic Reconstruction Algorithms Utilizing Equally-Sloped Tomography
We develop two new algorithms for tomographic reconstruction which incorporate the technique of equally-sloped tomography (EST) and allow for the optimized and flexible implementat...
Yu Mao, Benjamin P. Fahimian, Stanley Osher, Jianw...
147
Voted
PARCO
2003
15 years 4 months ago
Cache Memory Behavior of Advanced PDE Solvers
Three different partial differential equation (PDE) solver kernels are analyzed in respect to cache memory performance on a simulated shared memory computer. The kernels implement...
Dan Wallin, Henrik Johansson, Sverker Holmgren
ECCV
2008
Springer
16 years 5 months ago
A Pose-Invariant Descriptor for Human Detection and Segmentation
We present a learning-based, sliding window-style approach for the problem of detecting humans in still images. Instead of traditional concatenation-style image location-based feat...
Zhe Lin, Larry S. Davis