Sciweavers

2462 search results - page 331 / 493
» Natural Image Statistics for Natural Image Segmentation
Sort
View
CLEF
2010
Springer
15 years 7 months ago
Multimedia Search with Noisy Modalities: Fusion and Multistage Retrieval
Abstract. We report our experiences from participating to the controlled experiment of the ImageCLEF 2010 Wikipedia Retrieval task. We built an experimental search engine which com...
Avi Arampatzis, Savvas A. Chatzichristofis, Konsta...
CVIU
2007
157views more  CVIU 2007»
15 years 6 months ago
Camera calibration and light source orientation from solar shadows
In this paper, we describe a method for recovering camera parameters from perspective views of daylight shadows in a scene, given only minimal geometric information determined fro...
Xiaochun Cao, Hassan Foroosh
TIP
1998
103views more  TIP 1998»
15 years 6 months ago
Orientation diffusions
Abstract—Diffusions are useful for image processing and computer vision because they provide a convenient way of smoothing noisy data, analyzing images at multiple scales, and en...
Pietro Perona
ICIP
2010
IEEE
15 years 3 months ago
Objective assessment of tone mapping algorithms
There has been a growing interest in recent years to develop tone mapping algorithms that can convert high dynamic range (HDR) to low dynamic range (LDR) images, so that they can ...
Hojatollah Yeganeh, Zhou Wang
PAMI
2012
13 years 9 months ago
Spacetime Texture Representation and Recognition Based on a Spatiotemporal Orientation Analysis
—This paper is concerned with the representation and recognition of the observed dynamics (i.e., excluding purely spatial appearance cues) of spacetime texture based on a spatiot...
Konstantinos G. Derpanis, Richard P. Wildes