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PERVASIVE
2006
Springer
13 years 8 months ago
Building Reliable Activity Models Using Hierarchical Shrinkage and Mined Ontology
Abstract. Activity inference based on object use has received considerable recent attention. Such inference requires statistical models that map activities to the objects used in p...
Emmanuel Munguia Tapia, Tanzeem Choudhury, Matthai...
ICCV
2009
IEEE
1434views Computer Vision» more  ICCV 2009»
15 years 1 months ago
Texel-based Texture Segmentation
Given an arbitrary image, our goal is to segment all distinct texture subimages. This is done by discovering distinct, cohesive groups of spatially repeating patterns, called tex...
Sinisa Todorovic, Narendra Ahuja
ICCV
2007
IEEE
14 years 10 months ago
Mode-seeking by Medoidshifts
We present a nonparametric mode-seeking algorithm, called medoidshift, based on approximating the local gradient using a weighted estimate of medoids. Like meanshift, medoidshift ...
Yaser Sheikh, Erum A. Khan, Takeo Kanade
ICIP
2003
IEEE
14 years 10 months ago
An ontology approach to object-based image retrieval
In this paper, an image retrieval methodology suited for search in large collections of heterogeneous images is presented. The proposed approach employs a fully unsupervised segme...
Vasileios Mezaris, Ioannis Kompatsiaris, Michael G...
ICIP
2002
IEEE
14 years 10 months ago
Toward generic image dewatermarking?
A significant effort has been put in designing watermarking algorithms during the last decade. But today, the watermarking community needs some advanced attacks and fair benchmark...
Christian Rey, Gabriela Csurka, Gwenaël J. Do...