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VLDB
1989
ACM
140views Database» more  VLDB 1989»
14 years 2 months ago
The Effect of Bucket Size Tuning in the Dynamic Hybrid GRACE Hash Join Method
In this paper, we show detailed analysis and performance evaluation of the Dynamic Hybrid GRACE Hash Join Method (DHGH Method) when the tuple distribution in buckets is unbalanced...
Masaru Kitsuregawa, Masaya Nakayama, Mikio Takagi
DDECS
2006
IEEE
106views Hardware» more  DDECS 2006»
14 years 4 months ago
Dynamic Decimal Adder Circuit Design by using the Carry Lookahead
- This paper presents a carry lookahead (CLA) circuitry design based on dynamic circuit aiming at delay reduction in addition of BCD coded decimal numbers. The performance of the p...
Younggap You, Yong-Dae Kim, Jong Hwa Choi
EASSS
2001
Springer
14 years 2 months ago
Cooperating Physical Robots: A Lesson in Playing Robotic Soccer
Having a robot that carries out a task for you is certainly of some help. Having a group of robots seems to be even better because in this case the task may be finished faster and...
Bernhard Nebel
CORR
2008
Springer
77views Education» more  CORR 2008»
13 years 10 months ago
Crowdsourcing, Attention and Productivity
We show through an analysis of a massive data set from YouTube that the productivity exhibited in crowdsourcing exhibits a strong positive dependence on attention, measured by the...
Bernardo A. Huberman, Daniel M. Romero, Fang Wu
SIGMOD
2008
ACM
141views Database» more  SIGMOD 2008»
13 years 9 months ago
Building the WorldWide Telescope
This paper is talks about the critical role that Jim Gray played in the creation of the WorldWide Telescope software. Contrary to what you might think it wasn't his database ...
Curtis Wong