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COLING
2000
15 years 6 months ago
Effects of Adjective Orientation and Gradability on Sentence Subjectivity
Subjectivity is a pragmatic, sentence-level feature that has important implications for text processing applications such as information extraction and information retrieval. We s...
Vasileios Hatzivassiloglou, Janyce Wiebe
DSS
2006
108views more  DSS 2006»
15 years 4 months ago
Matching observed behavior and modeled behavior: An approach based on Petri nets and integer programming
Inspired by the way SAP R/3 and other transactional information systems log events, we focus on the problem to decide whether a process model and a frequency profile "fit"...
Wil M. P. van der Aalst
IDA
2009
Springer
15 years 2 months ago
Isotonic Classification Trees
Abstract. We propose a new algorithm for learning isotonic classification trees. It relabels non-monotone leaf nodes by performing the isotonic regression on the collection of leaf...
Rémon van de Kamp, Ad Feelders, Nicola Bari...
WWW
2009
ACM
16 years 5 months ago
Advertising keyword generation using active learning
This paper proposes an efficient relevance feedback based interactive model for keyword generation in sponsored search advertising. We formulate the ranking of relevant terms as a...
Hao Wu, Guang Qiu, Xiaofei He, Yuan Shi, Mingcheng...
TSD
2001
Springer
15 years 9 months ago
Determining User Interface Semantics Using Communicating Agents
The Internet offers remote access to many information systems to users independent of time and location. This paper describes an agent based approach to deal with issues that rise ...
L. Ton, Léon J. M. Rothkrantz