2514 search results - page 432 / 503 » On the Computation of Approximations of Database Queries |
66
Voted
KDD
2010
ACM
15 years 2 months ago
2010
ACM
The fused Lasso penalty enforces sparsity in both the coefficients and their successive differences, which is desirable for applications with features ordered in some meaningful w...
107
Voted
ICDE
2011
IEEE
14 years 4 months ago
2011
IEEE
—This paper studies the problem of outlier detection on uncertain data. We start with a comprehensive model considering both uncertain objects and their instances. An uncertain o...
132
Voted
PODS
2012
ACM
13 years 3 months ago
2012
ACM
We show that randomization can lead to significant improvements for a few fundamental problems in distributed tracking. Our basis is the count-tracking problem, where there are k...
137
Voted
SIAMIS
2011
14 years 7 months ago
2011
Abstract. Many problems of low-level computer vision and image processing, such as denoising, deconvolution, tomographic reconstruction or superresolution, can be addressed by maxi...
100
Voted
ICPR
2010
IEEE
15 years 3 months ago
2010
IEEE
This work introduces a new pattern recognition model for segmenting and tracking lip contours in video sequences. We formulate the problem as a general nonrigid object tracking me...