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CVPR
2007
IEEE
16 years 9 months ago
Robust Change-Detection by Normalised Gradient-Correlation
A novel algorithm for robustly segmenting changes between different images of a scene is presented. This computationally efficient algorithm is based on a non-linear comparison of...
Robert O'Callaghan, Tetsuji Haga
VLDB
2004
ACM
129views Database» more  VLDB 2004»
16 years 17 days ago
Probabilistic Ranking of Database Query Results
We investigate the problem of ranking answers to a database query when many tuples are returned. We adapt and apply principles of probabilistic models from Information Retrieval f...
Surajit Chaudhuri, Gautam Das, Vagelis Hristidis, ...
CPM
2006
Springer
175views Combinatorics» more  CPM 2006»
15 years 11 months ago
On-Line Linear-Time Construction of Word Suffix Trees
Abstract. Suffix trees are the key data structure for text string matching, and are used in wide application areas such as bioinformatics and data compression. Sparse suffix trees ...
Shunsuke Inenaga, Masayuki Takeda
ARC
2008
Springer
99views Hardware» more  ARC 2008»
15 years 9 months ago
Accelerating Speculative Execution in High-Level Synthesis with Cancel Tokens
We present an improved method for scheduling speculative data paths which relies on cancel tokens to undo computations in misspeculated paths. Performancewise, this method is consi...
Hagen Gädke, Andreas Koch
ACL
2008
15 years 8 months ago
The Role of Positive Feedback in Intelligent Tutoring Systems
The focus of this study is positive feedback in one-on-one tutoring, its computational modeling, and its application to the design of more effective Intelligent Tutoring Systems. ...
Davide Fossati