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ACSC
2004
IEEE
15 years 1 months ago
Lossless Image Compression Using Pixel Reordering
Lossless image compression techniques typically consider images to be a sequence of pixels in row major order. The processing of each pixel consists of two separate operations. Th...
Michael Ciavarella, Alistair Moffat
ICDE
2006
IEEE
124views Database» more  ICDE 2006»
15 years 11 months ago
C-Cubing: Efficient Computation of Closed Cubes by Aggregation-Based Checking
It is well recognized that data cubing often produces huge outputs. Two popular efforts devoted to this problem are (1) iceberg cube, where only significant cells are kept, and (2...
Dong Xin, Zheng Shao, Jiawei Han, Hongyan Liu
CAD
2000
Springer
14 years 9 months ago
Efficiently computing and updating triangle strips for real-time rendering
Triangle strips are a widely used hardware-supported data-structure to compactly represent and efficiently render polygonal meshes. In this paper we survey the efficient generatio...
Jihad El-Sana, Francine Evans, Aravind Kalaiah, Am...
ECIR
2008
Springer
14 years 11 months ago
Computing Information Retrieval Performance Measures Efficiently in the Presence of Tied Scores
Abstract. The Information Retrieval community uses a variety of performance measures to evaluate the effectiveness of scoring functions. In this paper, we show how to adapt six pop...
Frank McSherry, Marc Najork
ICMCS
2005
IEEE
116views Multimedia» more  ICMCS 2005»
15 years 3 months ago
Lossless image compression with tree coding of magnitude levels
With the rapid development of digital technology in consumer electronics, the demand to preserve raw image data for further editing or repeated compression is increasing. Traditio...
Hua Cai, Jiang Li