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2007
IEEE
14 years 2 months ago
Constructing a Temporal Relation Tagged Corpus of Chinese Based on Dependency Structure Analysis
This paper describes an annotation guideline for a temporal relation-tagged corpus of Chinese. Our goal is construction of corpora to be used for a corpus-based analysis of tempor...
Yuchang Cheng, Masayuki Asahara, Yuji Matsumoto
EMNLP
2010
13 years 5 months ago
Collective Cross-Document Relation Extraction Without Labelled Data
We present a novel approach to relation extraction that integrates information across documents, performs global inference and requires no labelled text. In particular, we tackle ...
Limin Yao, Sebastian Riedel, Andrew McCallum
ACMSE
2008
ACM
13 years 10 months ago
A new watermarking approach for relational data
The importance of digital watermarking for digital assets such as relational databases to preserve their copyrights is becoming more and more important as time goes by. In the pas...
Vahab Pournaghshband
LATIN
2010
Springer
14 years 3 months ago
Compact Rich-Functional Binary Relation Representations
Binary relations are an important abstraction arising in a number of data representation problems. Each existing data structure specializes in the few basic operations required by ...
Jérémy Barbay, Francisco Claude, Gon...
STOC
1998
ACM
139views Algorithms» more  STOC 1998»
14 years 21 days ago
Approximation Schemes for Euclidean k-Medians and Related Problems
In the k-median problem we are given a set S of n points in a metric space and a positive integer k. We desire to locate k medians in space, such that the sum of the distances fro...
Sanjeev Arora, Prabhakar Raghavan, Satish Rao