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GEOINFORMATICA
2011
15 years 2 months ago
Functional description of geoprocessing services as conjunctive datalog queries
Discovery of suitable web services is a crucial task in Spatial Data Infrastructures (SDI). In this work, we develop a novel approach to the discovery of geoprocessing services (WP...
Daniel Fitzner, Jörg Hoffmann, Eva Klien
ICASSP
2011
IEEE
14 years 11 months ago
Exploiting query click logs for utterance domain detection in spoken language understanding
In this paper, we describe methods to exploit search queries mined from search engine query logs to improve domain detection in spoken language understanding. We propose extending...
Dilek Hakkani-Tür, Larry Heck, Gökhan T&...
SIGMOD
2011
ACM
267views Database» more  SIGMOD 2011»
14 years 10 months ago
A latency and fault-tolerance optimizer for online parallel query plans
We address the problem of making online, parallel query plans fault-tolerant: i.e., provide intra-query fault-tolerance without blocking. We develop an approach that not only achi...
Prasang Upadhyaya, YongChul Kwon, Magdalena Balazi...
ICDE
2005
IEEE
123views Database» more  ICDE 2005»
16 years 8 months ago
High-Availability Algorithms for Distributed Stream Processing
Stream-processing systems are designed to support an emerging class of applications that require sophisticated and timely processing of high-volume data streams, often originating...
Alex Rasin, Jeong-Hyon Hwang, Magdalena Balazinska...
MDM
2007
Springer
137views Communications» more  MDM 2007»
16 years 1 months ago
Infrastructure for Data Processing in Large-Scale Interconnected Sensor Networks
Abstract—With the price of wireless sensor technologies diminishing rapidly we can expect large numbers of autonomous sensor networks being deployed in the near future. These sen...
Karl Aberer, Manfred Hauswirth, Ali Salehi