Sciweavers

539 search results - page 33 / 108
» Pluggable personal data servers
Sort
View
SIGMOD
2009
ACM
190views Database» more  SIGMOD 2009»
16 years 2 days ago
Optimizing complex extraction programs over evolving text data
Most information extraction (IE) approaches have considered only static text corpora, over which we apply IE only once. Many real-world text corpora however are dynamic. They evol...
Fei Chen 0002, Byron J. Gao, AnHai Doan, Jun Yang ...
GIS
2008
ACM
15 years 28 days ago
Heuristic algorithms for route-search queries over geographical data
In a geographical route search, given search terms, the goal is to find an effective route that (1) starts at a given location, (2) ends at a given location, and (3) travels via...
Yaron Kanza, Eliyahu Safra, Yehoshua Sagiv, Yerach...
SIGMETRICS
2003
ACM
165views Hardware» more  SIGMETRICS 2003»
15 years 5 months ago
A hybrid systems modeling framework for fast and accurate simulation of data communication networks
In this paper we present a general hybrid systems modeling framework to describe the flow of traffic in communication networks. To characterize network behavior, these models use...
Stephan Bohacek, João P. Hespanha, Junsoo L...
ASPLOS
2009
ACM
16 years 14 days ago
Producing wrong data without doing anything obviously wrong!
This paper presents a surprising result: changing a seemingly innocuous aspect of an experimental setup can cause a systems researcher to draw wrong conclusions from an experiment...
Todd Mytkowicz, Amer Diwan, Matthias Hauswirth, Pe...
SIGIR
2012
ACM
13 years 2 months ago
To index or not to index: time-space trade-offs in search engines with positional ranking functions
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
Diego Arroyuelo, Senén González, Mau...