Hansen Andrew Schwartz

Hansen A. Schwartz Postdoctoral Research Fellow
Computer and Information Science /
Positive Psychology Center
University of Pennsylvania

e-mail: hansens -at- seas [dot] upenn . [edu]
office: 3701 Market Street (Science Center)
Room 219
215-746-5085

Curriculum Vitae
Research Statement

Current NLP Research Interests:

  • language processing in computational social science
  • knowledge-based lexical semantics
  • word sense disambiguation and semantic interpretation
  • automatic knowledge acquisition from the Web
  • applications of semantic interpretation

Publications:

  • Hansen A. Schwartz, Fernando Gomez. 2012. Chapter 21: Evaluating Semantic Metrics on Tasks of Concept Similarity. In Cross-Disciplinary Advances in Applied NLP: Issues and Approaches. IGI Global.
  • [ pdf ] Hansen Andrew Schwartz. 2011. (Doctoral dissertation) The Acquisition of Lexical Knowledge from the Web for Aspects of Semantic Interpretation.
  • [ pdf ] Hansen A. Schwartz, Fernando Gomez. 2011. Evaluating Semantic Metrics on Tasks of Concept Similarity. In FLAIRS-24. Palm Beach, Florida.
  • [ pdf ] Hansen A. Schwartz, Fernando Gomez. 2010. UCF-WS: Domain Word Sense Disambiguation Using Web Selectors. In Proceedings of SemEval-2010: the 5th International Workshop on Semantic Evaluation Uppsala, Sweden
  • [ pdf ] Hansen A. Schwartz, Fernando Gomez. 2009. Using Web Selectors for the Disambiguation of All Words. In NAACL-2009 Workshop on Semantic Evaluations: Recent Achievements and Future Directions. Boulder, CO, USA.
  • [ pdf, data ] Hansen A. Schwartz, Fernando Gomez. 2009. Acquiring Applicable Common Sense Knowledge from the Web. In NAACL-2009 Workshop on Unsupervised and Minimally Supervised Learning of Lexical Semantics. Boulder, CO, USA.
  • J. T. Malin, C. Millward, H. A. Schwartz, F. Gomez, D. R. Throop, and C. Thronesbery. 2009. Linguistic Text Mining for Problem Reports. In IEEE International Conference on Systems, Man and Cybernetics. San Antonio, Texas.
  • [ pdf ] Hansen A. Schwartz, Fernando Gomez. 2008. Acquiring Knowledge from the Web to be used as Selectors for Noun Sense Disambiguation. In CoNLL 2008: Proceedings of the Twelfth Conference on Computational Natural Language Learning. Manchester, England.
  • [ pdf ] Hansen A. Schwartz, Fernando Gomez, Christopher Millward. 2008. A Semantic Feature for Verbal Predicate and Semantic Role Labeling Using SVMs. In FLAIRS-21. Coconut Grove, Florida.

Previously Instructed (at UCF):

  • [ COP3330 ] Object Oriented Programming (Fall 06)
  • COT3100 Recitation Introduction to Discrete Structures (Sum. 06)
  • COP3503 Recitation Computer Science 2

Downloads:

  • Concept Similarity Judgments sense-annotated versions of standard human-judgment datasets (described in FLAIRS-24 paper above).
  • Normalized Depth Similarity Demo concept similarity based on normalized WordNet (described in the CoNLL-08 paper above).
  • WordNet::Similarity::nd (e-mail to request software -- works with WordNet::Similarity module)
  • CSK (`in' and `on' positive relationships) - Common Sense Knowledge for 30 nouns
  • CSK experimental corpus - Annotated occurrences of 30 nouns
Let me know if you're interested in software from my research.

Other/Previous Research Interests:

  • automatic spell correction for novel corpora
  • SVM learning using WordNet features
  • searching NASA space shuttle problem reports effectively using NLP
  • music algorithms
  • Evolving Chord Progressions as Neural Networks [ECPANN]
  • dithering algorithms

Previous Affiliation: