Available Papers

Please let me know of any problems or comments that you might have at ether<atsign>cirl.uoregon.edu.

• aaai98-tractable.ps.gz A Non-Deterministic Semantics for Tractable Inference, James Crawford & David W. Etherington, To appear in Proc. 15th National Conference on AI (AAAI-98), (This paper is a draft of a paper accepted for this year's AAAI.)

• aaai96-ctxt.ps.gz Toward Efficient Default Reasoning, David W. Etherington & James Crawford, Proc. 13th National Conference on AI (AAAI-96), (This paper is related to context.ps.gz, and includes preliminary experimental data.)

• observations.ps.gz Observations on Observations in Action Theories, James Crawford & David W. Etherington, AAAI Spring Symposium on Extending Theories of Action, 1995.

• tract-hier.ps.gz A Hierarchy of Tractable Satisfiability Problems, Mukesh Dalal & David W. Etherington, Information Processing Letters, 1993.

• vocabularies.ps.gz Tractable Approximate Deduction Using Limited Vocabularies, Mukesh Dalal & David W. Etherington, Proc. of the Ninth Canadian Conference on AI (CSCSI-92).

• qr-change.ps.gz Formalizing Reasoning About Change: A Qualitative Reasoning Approach (Preliminary Report), James Crawford & David W. Etherington, Proc. 10th National Conference on AI (AAAI-92).

• context.ps.gz Toward Efficient Default Reasoning (Extended Abstract), David W. Etherington & James Crawford, Fourth Nonmonotonic Reasoning Workshop, 1992. (This is a precursor of aaai96-context.ps.gz.)

• aij-scope.ps.gz Nonmonotonicity and the Scope of Reasoning, David W. Etherington, Sarit Kraus & Donald Perlis, Artificial Intelligence 52(3), 1991.

• scope.ps.gz Nonmonotonicity and the Scope of Reasoning: Preliminary Report, David W. Etherington, Sarit Kraus & Donald Perlis, Proc. of the 8th National Conference on AI (AAAI-90).

• vivid.hybrid.ps.gz Vivid Knowledge and Tractable Reasoning: Preliminary Report, David W. Etherington, Alex Borgida, Ronald Brachman, & Henry Kautz, Proc. of the 11th International Joint Conference on AI (IJCAI-89). (Currently missing figures.)

• hkb.ps.gz Hierarchical Knowledge Bases and Efficient Disjunctive Reasoning, Alex Borgida & David W. Etherington, Proc. of the First International Conference on Knowledge Representation, 1989. (Currently missing figures.)