Sciweavers

555 search results - page 90 / 111
» Polar codes are optimal for lossy source coding
Sort
View
ASPLOS
2009
ACM
14 years 8 months ago
RapidMRC: approximating L2 miss rate curves on commodity systems for online optimizations
Miss rate curves (MRCs) are useful in a number of contexts. In our research, online L2 cache MRCs enable us to dynamically identify optimal cache sizes when cache-partitioning a s...
David K. Tam, Reza Azimi, Livio Soares, Michael St...
SIGIR
2012
ACM
11 years 10 months ago
Optimizing positional index structures for versioned document collections
Versioned document collections are collections that contain multiple versions of each document. Important examples are Web archives, Wikipedia and other wikis, or source code and ...
Jinru He, Torsten Suel
WWW
2010
ACM
14 years 2 months ago
Web-scale k-means clustering
We present two modifications to the popular k-means clustering algorithm to address the extreme requirements for latency, scalability, and sparsity encountered in user-facing web...
D. Sculley
ICMCS
2006
IEEE
149views Multimedia» more  ICMCS 2006»
14 years 1 months ago
Authenticating Multimedia Transmitted Over Wireless Networks: A Content-Aware Stream-Level Approach
We propose in this paper a novel content-aware stream-level approach to authenticating multimedia data transmitted over wireless networks. The proposed approach is fundamentally d...
Zhi Li, Yong Lian, Qibin Sun, Chang Chen
EUC
2004
Springer
14 years 1 months ago
On the Effects of Bandwidth Reduction Techniques in Distributed Applications
Communication optimization plays an important role in building networked distributed applications. In this paper, we systematically evaluate four bandwidth reduction algorithms, n...
Hanping Lufei, Weisong Shi, Lucia Zamorano