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WWW
2005
ACM
14 years 9 months ago
TJFast: effective processing of XML twig pattern matching
Finding all the occurrences of a twig pattern in an XML database is a core operation for efficient evaluation of XML queries. A number of algorithms have been proposed to process ...
Jiaheng Lu, Ting Chen, Tok Wang Ling
CHI
2005
ACM
14 years 9 months ago
Tool for accurately predicting website navigation problems, non-problems, problem severity, and effectiveness of repairs
The Cognitive Walkthrough for the Web (CWW) is a partially automated usability evaluation method for identifying and repairing website navigation problems. Building on five earlie...
Marilyn Hughes Blackmon, Muneo Kitajima, Peter G. ...
CHI
2004
ACM
14 years 9 months ago
Sharp or smooth?: comparing the effects of quantization vs. frame rate for streamed video
We introduce a new methodology to evaluate the perceived quality of video with variable physical quality. The methodology is then used to assess an existing guideline that high fr...
John D. McCarthy, Martina Angela Sasse, Dimitrios ...
SIGMOD
2005
ACM
212views Database» more  SIGMOD 2005»
14 years 9 months ago
A Cost-Based Model and Effective Heuristic for Repairing Constraints by Value Modification
Data integrated from multiple sources may contain inconsistencies that violate integrity constraints. The constraint repair problem attempts to find "low cost" changes t...
Philip Bohannon, Michael Flaster, Wenfei Fan, Raje...
CHI
2010
ACM
14 years 3 months ago
The effect of eco-driving system towards sustainable driving behavior
In this paper, we explore the use of an Eco-Driving System [1] to see how the system promotes greener driving behavior. We conducted both an online survey (N=60) and a user test (...
Heewon Lee, Woohun Lee, Youn-Kyung Lim