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EDBT
2000
ACM
15 years 10 months ago
Materialized View Selection for Multi-Cube Data Models
OLAP applications use precomputation of aggregate data to improve query response time. While this problem has been well-studied in the recent database literature, to our knowledge ...
Amit Shukla, Prasad Deshpande, Jeffrey F. Naughton
ICALP
2000
Springer
15 years 10 months ago
A Bound on the Capacity of Backoff and Acknowledgement-Based Protocols
We study contention-resolution protocols for multiple-access channels. We show that every backoff protocol is transient if the arrival rate, , is at least 0.42 and that the capaci...
Leslie Ann Goldberg, Mark Jerrum, Sampath Kannan, ...
SC
1995
ACM
15 years 10 months ago
Predicting Application Behavior in Large Scale Shared-memory Multiprocessors
In this paper we present an analytical-based framework for parallel program performance prediction. The main thrust of this work is to provide a means for treating realistic appli...
Karim Harzallah, Kenneth C. Sevcik
CHI
2010
ACM
15 years 10 months ago
Artificial subtle expressions: intuitive notification methodology of artifacts
We describe artificial subtle expressions (ASEs) as intuitive notification methodology for artifacts' internal states for users. We prepared two types of audio ASEs; one was ...
Takanori Komatsu, Seiji Yamada, Kazuki Kobayashi, ...
AAAI
2007
15 years 9 months ago
Supporting Feedback and Assessment of Digital Ink Answers to In-Class Exercises
Effective teaching involves treating the presentation of new material and the assessment of students’ mastery of this material as part of a seamless and continuous feedback cycl...
Kimberle Koile, Kevin Chevalier, Michel Rbeiz, Ada...
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