Sciweavers

ICIP
1994
IEEE
14 years 11 months ago
Perceptual Image Distortion
In this paper, we present a perceptual distortion measure that predicts image integrity far better than mean-squared error. This perceptual distortion measure is based on a model ...
Patrick C. Teo, David J. Heeger
ICIP
1994
IEEE
14 years 11 months ago
Full Custom VLSI Implementation of High-Speed 2-D DCT/IDCT Chip
In this paper we present a full-custom VLSI design of highspeed 2-D DCT/IDCT processor based on the new class of time-recursive algorithms and architectures which has never been i...
Vishnu Srinivasan, K. J. Ray Liu
ICIP
1994
IEEE
14 years 11 months ago
A Multiresolution Framework for Stereoscopic Image Sequence Compression
Stereoscopic sequence compression typically involves the exploitation of the spatial redundancy between the left and right streams to achieve higher compressions than are possible...
Sriram Sethuraman, Mel W. Siegel, Angel G. Jordan
ICIP
1994
IEEE
14 years 11 months ago
A Digital Watermark
This paper discusses the feasibility of coding an "undetectable" digital water mark on a standard 512*512 intensity image with an 8 bit gray scale. The watermark is capa...
Ron G. van Schyndel, Andrew Z. Tirkel, C. F. Osbor...
ICIP
1994
IEEE
14 years 11 months ago
Tracking and Counting Moving People
The development of a system able to detect and track moving people is described. Given a sequence of timevarying images, the goal is to count the number of people crossing a count...
M. Rossi, A. Bozzoli
ICIP
1994
IEEE
14 years 11 months ago
On Symmetric Extensions, Orthogonal Transforms of Images, and Paraunitary Filter Banks
Periodic or symmetric extensions are commonly used for processing images and other finitelength signals with a paraunitary Alter bank (PUFB).Unlike infinite-length signals, PUFBs ...
Ricardo L. de Queiroz, K. Raghunath Rao
ICIP
1994
IEEE
14 years 11 months ago
Diffusion Networks for On-Chip Image Contrast Normalization
A newmethodfornormalizingandquantizingimagesispresented. The method is based oncalculating a local referenceframeforthe imagegray levels. "helevels of the referenceframeareca...
Pietro Perona, Marco Tartagni