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SIGMOD
2011
ACM
299views Database» more  SIGMOD 2011»
12 years 11 months ago
Processing theta-joins using MapReduce
Joins are essential for many data analysis tasks, but are not supported directly by the MapReduce paradigm. While there has been progress on equi-joins, implementation of join alg...
Alper Okcan, Mirek Riedewald
AOSD
2004
ACM
14 years 2 months ago
Virtual machine support for dynamic join points
A widespread implementation approach for the join point mechanism of aspect-oriented languages is to instrument areas in code that match the static part of pointcut designators, i...
Christoph Bockisch, Michael Haupt, Mira Mezini, Kl...
AOSD
2003
ACM
14 years 2 months ago
A case for statically executable advice: checking the law of demeter with AspectJ
We define a generic join point model for checking the Law of Demeter (LoD). Join points are trees, pointcuts are predicates over join points, and advice is checked statically sim...
Karl J. Lieberherr, David H. Lorenz, Pengcheng Wu
IUI
2003
ACM
14 years 2 months ago
Interaction tactics for socially intelligent pedagogical agents
Guidebots, or animated pedagogical agents, can enhance interactive learning environments by promoting deeper learning and improve the learner's subjective experience. Guidebo...
W. Lewis Johnson
UIST
1999
ACM
14 years 1 months ago
Sketching with Projective 2D Strokes
Freehand sketching has long had appeal as an artistic medium for conceptual design because of its immediacy in capturing and communicating design intent and visual experience. We ...
Osama Tolba, Julie Dorsey, Leonard McMillan