108 search results - page 16 / 22 » Orientation Recognition of Iris Pattern |
IBPRIA
2005
Springer
14 years 1 months ago
2005
Springer
It is well-known that image pixel values of an object could vary if the lighting conditions change. Some common factors that produce changes in the pixels values are due to the vie...
ICAPR
2005
Springer
14 years 1 months ago
2005
Springer
This paper describes a lung field segmentation method, working on digital Postero-Anterior chest radiographs. The lung border is detected by integrating the results obtained by tw...
IBPRIA
2003
Springer
14 years 20 days ago
2003
Springer
Abstract. We present a registration and retrieval algorithm of medical images. Our algorithm is oriented in a general fashion towards gray level medical images of non-rigid bodies ...
ASSETS
2007
ACM
13 years 11 months ago
2007
ACM
We demonstrate a system designed to assist a visually impaired individual while moving in an unfamiliar environment. Small and economical color markers are placed in key locations...
CVIU
1999
13 years 7 months ago
1999
In this paper we consider the task of matching patterns, as occur in hand-drawn symbols and schematic diagrams, by their parts and relationships. Of particular interest for comput...