Sciweavers

403 search results - page 42 / 81
» A new direction adaptive scheme for image interpolation
Sort
View
PSIVT
2007
Springer
203views Multimedia» more  PSIVT 2007»
14 years 2 months ago
Direct Ellipse Fitting and Measuring Based on Shape Boundaries
: Measuring ellipticity is an important area of computer vision systems. Most existing ellipticity measures are area based and cannot be easily applied to point sets such as extrac...
Milos Stojmenovic, Amiya Nayak
IBPRIA
2003
Springer
14 years 1 months ago
Smoothing Techniques for Tree-k-Grammar-Based Natural Language Modeling
Abstract. In a previous work, a new probabilistic context-free grammar (PCFG) model for natural language parsing derived from a tree bank corpus has been introduced. The model esti...
Jose L. Verdú-Mas, Jorge Calera-Rubio, Rafa...
AAAI
2008
13 years 10 months ago
Unsupervised Categorization (Filtering) of Google Images Based on Visual Consistency
The objective of this paper is to study the existing methods for unsupervised object recognition and image categorization and propose a model that can learn directly from the outp...
Pooyan Fazli, Ara Bedrosian
CVPR
2012
IEEE
11 years 11 months ago
A new mirror-based extrinsic camera calibration using an orthogonality constraint
This paper is aimed at calibrating the relative posture and position, i.e. extrinsic parameters, of a stationary camera against a 3D reference object which is not directly visible...
Kosuke Takahashi, Shohei Nobuhara, Takashi Matsuya...
DCC
2003
IEEE
14 years 8 months ago
Compression of RADARSAT Data with Block Adaptive Wavelets
: This paper proposes a new algorithm referred to as the Wavelet Packet-based Embedded Block coding (WPEB) scheme for SAR data compression. This algorithm combines the following pr...
Ian G. Cumming, Jing Wang