Sciweavers

ICPR
2004
IEEE
14 years 10 months ago
Location and Recognition of Flashlight Projections for Visual Interfaces
We consider the location and recognition of flashlight projections given the image sequence supplied by a fixed camera monitoring a physical surface. A quotient method extracts a ...
Ahmed Ghali, Jonathan Green, Steve Benford, Tony P...
ICPR
2004
IEEE
14 years 10 months ago
Color Calibration for a Dermatological Video Camera System
In this work we describe a technique to calibrate images for skin analysis in dermatology. Using a common reference we correct non-uniform illumination effects, give an estimation...
Costantino Grana, Giovanni Pellacani, Stefania Sei...
ICPR
2004
IEEE
14 years 10 months ago
An Efficient Three-Stage Classifier for Handwritten Digit Recognition
This paper proposes an efficient three-stage classifier for handwritten digit recognition based on NN (Neural Network) and SVM (Support Vector Machine) classifiers. The classifica...
Dejan Gorgevik, Dusan Cakmakov
ICPR
2004
IEEE
14 years 10 months ago
Rigid Motion Estimation from Non-Central Catadioptric Images
This paper addresses the problem of rigid motion estimation and 3D reconstruction in vision systems where it is possible to recover the incident direction from image points. Such ...
Helder Araújo, Nuno Gonçalves
ICPR
2004
IEEE
14 years 10 months ago
To FRAME or not to FRAME in Probabilistic Texture Modelling?
The maximum entropy principle is a cornerstone of FRAME (Filters, RAndom fields, and Maximum Entropy) model considered at times as a first-ever step towards a universal theory of ...
Georgy L. Gimel'farb, Luc J. Van Gool, Alexey Zale...
ICPR
2004
IEEE
14 years 10 months ago
Estimation of Distance to Planar Surfaces and Type of Material with Infrared Sensors
This paper proposes a new technique for computing the distance to an unknown planar surface and, at the same time, estimating the material of the surface through the use of low-co...
Miguel Angel García, Agusti Solanas
ICPR
2004
IEEE
14 years 10 months ago
Dining Activity Analysis Using a Hidden Markov Model
We describe an algorithm for dining activity analysis in a nursing home. Based on several features, including motion vectors and distance between moving regions in the subspace of...
Alexander G. Hauptmann, Ashok Bharucha, Howard D. ...
ICPR
2004
IEEE
14 years 10 months ago
Single Camera Stereo using Planar Parallel Plate
A system of using a planar parallel plate to achieve single camera stereo has been proposed by Nishimoto and Shirai[5].Their work was based on an assumption that the optical axis ...
Chunyu Gao, Narendra Ahuja
ICPR
2004
IEEE
14 years 10 months ago
Missing Microarray Data Estimation Based on Projection onto Convex Sets Method
DNA microarrays have gained widespread uses in biological studies. Missing values in a microarray experiment must be estimated before further analysis. In this paper, we propose a...
Alan Wee-Chung Liew, Hong Yan, Xiangchao Gan
ICPR
2004
IEEE
14 years 10 months ago
Object Recognition Using Segmentation for Feature Detection
: A new method is presented to learn object categories from unlabeled and unsegmented images for generic object recognition. We assume that each object can be characterized by a se...
Andreas Opelt, Axel Pinz, Michael Fussenegger, Pet...