1.8k citations
- Herzberg Institute of AstrophysicsCA20 papers
- University of TorontoCA8 papers
- University of ArizonaUS7 papers
- University of California, BerkeleyUS5 papers
- Lawrence Livermore National LaboratoryUS4 papers
- Université de MontréalCA4 papers
- University of California, Los AngelesUS4 papers
- University of California, Santa CruzUS4 papers
- University of MichiganUS4 papers
- University of WaterlooCA4 papers
- Biotechnology Research InstituteCA3 papers
- California Institute of TechnologyUS3 papers
4 papers · 1 filter
Measuring Praise and Criticism: Inference of Semantic Orientation from Association
Peter D. Turney, Michael L. Littman
The evaluative character of a word is called its semantic orientation. Positive semantic orientation indicates praise (e.g., "honest", "intrepid") and negative semantic orientation…
Coherent Keyphrase Extraction via Web Mining
Peter D. Turney
Keyphrases are useful for a variety of purposes, including summarizing, indexing, labeling, categorizing, clustering, highlighting, browsing, and searching. The task of automatic k…
Learning Analogies and Semantic Relations
Peter D. Turney, Michael L. Littman
We present an algorithm for learning from unlabeled text, based on the Vector Space Model (VSM) of information retrieval, that can solve verbal analogy questions of the kind found…
Design Guidelines for Landmarks to Support Navigation in Virtual Environments
Norman G. Vinson
Unfamiliar, large-scale virtual environments are difficult to navigate. This paper presents design guidelines to ease navigation in such virtual environments. The guidelines presen…