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WWW
2006
ACM
15 years 10 months ago
Optimizing scoring functions and indexes for proximity search in type-annotated corpora
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
Soumen Chakrabarti, Kriti Puniyani, Sujatha Das
SIGMOD
2008
ACM
164views Database» more  SIGMOD 2008»
15 years 10 months ago
Finding frequent items in probabilistic data
Computing statistical information on probabilistic data has attracted a lot of attention recently, as the data generated from a wide range of data sources are inherently fuzzy or ...
Qin Zhang, Feifei Li, Ke Yi
EDBTW
2006
Springer
15 years 1 months ago
Spatio-temporal Aggregates over Streaming Geospatial Image Data
Geospatial image data obtained by satellites and aircraft are increasingly important to a wide range of applications, such as disaster management, climatology, and environmental m...
Jie Zhang
ADC
2003
Springer
123views Database» more  ADC 2003»
15 years 3 months ago
A Distance-Based Packing Method for High Dimensional Data
Minkowski-sum cost model indicates that balanced data partitioning is not beneficial for high dimensional data. Thus we study several unbalanced partitioning methods and propose ...
Tae-wan Kim, Ki-Joune Li
LREC
2008
151views Education» more  LREC 2008»
14 years 11 months ago
A LAF/GrAF based Encoding Scheme for underspecified Representations of syntactic Annotations
Data models and encoding formats for syntactically annotated text corpora need to deal with syntactic ambiguity; underspecified representations are particularly well suited for th...
Manuel Kountz, Ulrich Heid, Kerstin Eckart