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PVLDB
2010
129views more  PVLDB 2010»
13 years 7 months ago
AXART - Enabling Collaborative Work with AXML Artifacts
The workflow models have been essentially operation-centric for many years, ignoring almost completely the data aspects. Recently, a new paradigm of data-centric workflows, call...
Bogdan Marinoiu, Serge Abiteboul, Pierre Bourhis, ...
SIGMOD
2010
ACM
159views Database» more  SIGMOD 2010»
13 years 7 months ago
Histograms reloaded: the merits of bucket diversity
Virtually all histograms store for each bucket the number of distinct values it contains and their average frequency. In this paper, we question this paradigm. We start out by inv...
Carl-Christian Kanne, Guido Moerkotte
SIGOPS
2010
144views more  SIGOPS 2010»
13 years 7 months ago
The case for a versatile storage system
Storage systems in emerging large-scale (a.k.a. peta-scale) computing systems often introduce a performance or scalability bottleneck. To deal with these limitations we propose a ...
Samer Al-Kiswany, Abdullah Gharaibeh, Matei Ripean...
SRDS
2010
IEEE
13 years 6 months ago
A Cooperative Sampling Approach to Discovering Optimal Configurations in Large Scale Computing Systems
With the growing scale of current computing systems, traditional configuration tuning methods become less effective because they usually assume a small number of parameters in the...
Haifeng Chen, Guofei Jiang, Hui Zhang 0002, Kenji ...
CISIS
2009
IEEE
13 years 6 months ago
Evaluation of a Framework for Dynamic Source Selection in Stream Processing
The volume of stream data delivered from different information sources is increasing. There are a variety of demands to utilize such stream data for applications. Stream processin...
Kousuke Ohki, Yousuke Watanabe, Hiroyuki Kitagawa