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» Estimating query performance using class predictions
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IPPS
2009
IEEE
15 years 4 months ago
Predictive analysis and optimisation of pipelined wavefront computations
Pipelined wavefront computations are a ubiquitous class of parallel algorithm used for the solution of a num­ ber of scientific and engineering applications. This paper investig...
Gihan R. Mudalige, Simon D. Hammond, J. A. Smith, ...
EDM
2008
193views Data Mining» more  EDM 2008»
14 years 11 months ago
Can we predict which groups of questions students will learn from?
In a previous study ([4]), we used the ASSISTment system to track student knowledge longitudinally over the course of a schools year, based upon each student using our system about...
Mingyu Feng, Neil T. Heffernan, Joseph E. Beck, Ke...
CHI
2008
ACM
14 years 12 months ago
Knowledge in the head and on the web: using topic expertise to aid search
The importance of background knowledge for effective searching on the Web is not well understood. Participants were given trivia questions on two topics and asked to answer them f...
Geoffrey B. Duggan, Stephen J. Payne
DCC
2006
IEEE
15 years 9 months ago
The B-coder: An Improved Binary Arithmetic Coder and Probability Estimator
In this paper we present the B-coder, an efficient binary arithmetic coder that performs extremely well on a wide range of data. The B-coder should be classed as an `approximate&#...
Benjamin Kelly, David F. Brailsford
ARCS
2009
Springer
15 years 4 months ago
Empirical Performance Models for Java Workloads
Abstract. Java is widely deployed on a variety of processor architectures. Consequently, an understanding of microarchitecture level Java performance is critical to optimize curren...
Pradeep Rao, Kazuaki Murakami