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ICB
2009
Springer
132views Biometrics» more  ICB 2009»
13 years 2 months ago
Empirical Evidence for Correct Iris Match Score Degradation with Increased Time-Lapse between Gallery and Probe Matches
Abstract. We explore the effects of time lapse on iris biometrics using a data set of images with four years time lapse between the earliest and most recent images of an iris (13 s...
Sarah E. Baker, Kevin W. Bowyer, Patrick J. Flynn
HVEI
2009
13 years 2 months ago
Perceptually significant spatial pooling techniques for image quality assessment
Spatial pooling strategies used in recent Image Quality Assessment (IQA) algorithms have generally been that of simply averaging the values of the obtained scores across the image...
Anush K. Moorthy, Alan C. Bovik
FAST
2009
13 years 2 months ago
Generating Realistic Impressions for File-System Benchmarking
The performance of file systems and related software depends on characteristics of the underlying file-system image (i.e., file-system metadata and file contents). Unfortunately, ...
Nitin Agrawal, Andrea C. Arpaci-Dusseau, Remzi H. ...
ESIAT
2009
IEEE
13 years 2 months ago
An Image Mosaics Algorithm Based on Improved Phase Correlation
An image mosaics algorithm based on improved phase correlation is proposed in this paper. The improved phase correlation improves on the conventional phase correlation in three asp...
Zhang Jing, Wang Chang-shun, Liao Wu-ling
DRR
2009
13 years 2 months ago
Mark Detection from Scanned Ballots
Analyzing paper-based election ballots requires finding all marks added to the base ballot. The position, size, shape, rotation and shade of these marks are not known a priori. Sc...
Elisa H. Barney Smith, George Nagy, Daniel P. Lopr...
DRR
2009
13 years 2 months ago
Retrieval of historical documents by word spotting
The implementation of word spotting is not an easy procedure and it gets even worse in the case of historical documents since it requires character recognition and indexing of the...
Nikoleta Doulgeri, Ergina Kavallieratou
DRR
2009
13 years 2 months ago
Text-image alignment for historical handwritten documents
We describe our work on text-image alignment in context of building a historical document retrieval system. We aim at aligning images of words in handwritten lines with their text...
Svitlana Zinger, John Nerbonne, Lambert Schomaker
DRR
2009
13 years 2 months ago
Camera-based document image mosaicing using LLAH
In this paper we propose a mosaicing method of camera-captured document images. Since document images captured using digital cameras suffer from perspective distortion, their alig...
Tomohiro Nakai, Koichi Kise, Masakazu Iwamura
DPHOTO
2009
108views Hardware» more  DPHOTO 2009»
13 years 2 months ago
IDEAL: an image pre-processing architecture for high-end professional DSC applications
We developed and implemented a flexible image pre-processing concept to achieve an image sub-system for top-end professional digital still camera applications that ensures the hig...
Auke van der Heide, Takashi Urano, Frank Polderdij...
DPHOTO
2009
138views Hardware» more  DPHOTO 2009»
13 years 2 months ago
Statistical identification and analysis of defect development in digital imagers
The lifetime of solid-state image sensors is limited by the appearance of defects, particularly hot-pixels, which we have previously shown to develop continuously over the sensor ...
Jenny Leung, Glenn H. Chapman, Zahava Koren, Israe...