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Even though considerable attention has been given to the polarity of words (positive and negative) and the creation of large… Expand We present a lexicon-based approach to extracting sentiment from text. The Semantic Orientation CALculator (SO-CAL) uses… Expand One of the important types of information on the Web is the opinions expressed in the user generated content, e.g., customer… Expand 1. Introduction 2. The empirical ground 3. A first phase syntax 4. Deriving verb classes 5. Paths and results 6. Causativization… Expand Despite the proliferation of approaches to lexicon development, the field of natural language processing has yet to develop a… Expand Acknowledgments Abbreviations Introduction Index of grammatical concepts figuring in the work Source-target lexicon Appendix 1… Expand We present an approach to building a verb lexicon compatible with WordNet but with explicitly stated syntactic and semantic… Expand So Lexicalism claims that the syntax manipulates internally complex words, not unanalyzable atomic units. The leading idea of… Expand Abstract Three models of morphological storage and processing are compared: the dual-processing model of Pinker, Marcus and… Expand 1. The lexicon: words old and new Part I. Lexical Acquisition: 2. Early lexical development 3. The mapping problem 4… Expand