Sciweavers

100 search results - page 13 / 20
» Evolving color constancy
Sort
View
IMAGING
2003
13 years 9 months ago
Group Theoretical Invariants in Color Image Processing
Many image formation processes are complex interactions of several sub-processes and the analysis of the resulting images requires often to separate the influence of these sub-pr...
Reiner Lenz, Linh Viet Tran, Thanh Hai Bui
GECCO
2007
Springer
215views Optimization» more  GECCO 2007»
14 years 1 months ago
Estimating the spectral sensitivity of a digital sensor using calibration targets
A digital sensor which is used inside a digital camera usually responds to a range of wavelengths. The response of the sensor is proportional to the product of the irradiance fall...
Marc Ebner
MIRAGE
2007
Springer
14 years 1 months ago
Segmentation of Soft Shadows Based on a Daylight- and Penumbra Model
Abstract. This paper introduces a new concept within shadow segmentation for usage in shadow removal and augmentation through construction of an alpha overlay shadow model. Previou...
Michael Nielsen, Claus B. Madsen
ICDAR
2005
IEEE
14 years 1 months ago
Caption Localisation in Video Sequences by Fusion of Multiple Detectors
In this article, we focus on the problem of caption detection in video sequences. Contrary to most of existing approaches based on a single detector followed by an ad hoc and cost...
Sébastien Lefèvre, Nicole Vincent
AR
2002
89views more  AR 2002»
13 years 7 months ago
Chromatic adaptation for robust visual navigation
This paper analyzes the effects of the application of visual adaptation mechanisms on snapshot-based guidance methods. The guidance principle of the visual homing is proven to be a...
Giovanni M. Bianco, Alessandro Rizzi