Sciweavers

3377 search results - page 174 / 676
» Spatial computing
Sort
View
SAC
2006
ACM
16 years 22 days ago
A framework for content-based image retrieval fully exploiting the semantics of annotation
We present a framework and an application for semanticbased retrieval of images. Our approach adopts a two-level ontology structure in a subset of OWL-DL. In the core ontology onl...
Tommaso Di Noia, Eugenio Di Sciascio, Francesco di...
STDBM
2004
Springer
171views Database» more  STDBM 2004»
16 years 4 days ago
Extracting Mobility Statistics from Indexed Spatio-Temporal Datasets
With the recent progress of spatial information technologies and mobile computing technologies, spatio-temporal databases which store information on moving objects including vehicl...
Yoshiharu Ishikawa, Yuichi Tsukamoto, Hiroyuki Kit...
CVPR
2010
IEEE
16 years 3 months ago
Coded Exposure Imaging for Projective Motion Deblurring
We propose a method for deblurring of spatially variant object motion. A principal challenge of this problem is how to estimate the point spread function (PSF) of the spatially va...
Yu-Wing Tai, Naejin Kong, Stephen Lin, Sung Yong S...
ICMCS
2006
IEEE
181views Multimedia» more  ICMCS 2006»
16 years 25 days ago
A Fast Downsizing Video Transcoder for H.264/AVC with Rate-Distortion Optimal Mode Decision
This paper focuses on the mode decision and motion selection problem when H.264/AVC video streams are transcoded in spatial resolution. A fast downsizing transcoding scheme is dev...
Huifeng Shen, Xiaoyan Sun, Feng Wu, Houqiang Li, S...
ECCV
2010
Springer
15 years 10 months ago
Visual Tracking using a Pixelwise Spatiotemporal Oriented Energy Representation
Abstract. This paper presents a novel pixelwise representation for visual tracking that models both the spatial structure and dynamics of a target in a unified fashion. The represe...