Stephen J. Hegner

44 papers A* 4A 2C 6Journal 16Unranked 15
YearRankTypeTitle / Venue / Authors
2023 J jnl
Inference Rules for Binary Predicates in a Multigranular Framework.
CoRR
Stephen J. Hegner, M. Andrea Rodríguez
2019 C conf
Transaction Isolation in Mixed-Level and Mixed-Scope Settings.
ADBIS
Stephen J. Hegner
2018 — conf
Implicit Representation of Bigranular Rules for Multigranular Data.
DEXA (1)
Stephen J. Hegner, M. Andrea Rodríguez
2018 — conf
Tolerant Constraint-Preserving Snapshot Isolation: Extended Concurrency for Interactive Transactions.
Models: Concepts, Theory, Logic, Reasoning and Semantics
Stephen J. Hegner
2017 J jnl
A Model for Multigranular Data and Its Integrity.
Informatica
Stephen J. Hegner, M. Andrea Rodríguez
2016 J jnl
Constraint-preserving snapshot isolation.
Ann. Math. Artif. Intell.
Stephen J. Hegner
2016 C conf
Integration Integrity for Multigranular Data.
ADBIS
Stephen J. Hegner, M. Andrea Rodríguez
2014 — conf
Guard Independence and Constraint-Preserving Snapshot Isolation.
FoIKS
Stephen J. Hegner
2012 — conf
FD Covers and Universal Complements of Simple Projections.
FoIKS
Stephen J. Hegner
2012 — conf
Independent Update Reflections on Interdependent Database Views.
Conceptual Modelling and Its Theoretical Foundations
Stephen J. Hegner
2011 J jnl
Information-based distance measures and the canonical reflection of view updates.
Ann. Math. Artif. Intell.
Stephen J. Hegner
2011 — conf
Invariance Properties of the Constant-Complement View-Update Strategy.
SDKB
Stephen J. Hegner
2010 C conf
A Model of Independence and Overlap for Transactions on Database Schemata.
ADBIS
Stephen J. Hegner
2010 C conf
A Simple Model of Negotiation for Cooperative Updates on Database Schema Components.
EJC
Stephen J. Hegner
2010 — conf
Characterization of Optimal Complements of Database Views Defined by Projection.
SDKB
Stephen J. Hegner
2010 J jnl
Internal Representation of Database Views.
J. Univers. Comput. Sci.
Stephen J. Hegner
2008 — conf
Information-Optimal Reflections of View Updates on Relational Database Schemata.
FoIKS
Stephen J. Hegner
2008 — conf
Semantic Bijectivity and the Uniqueness of Constant-Complement Updates in the Relational Context.
SDKB
Stephen J. Hegner
2007 C conf
A Model of Database Components and their Interconnection Based upon Communicating Views.
EJC
Stephen J. Hegner
2007 J jnl
Preface.
Ann. Math. Artif. Intell.
Jürgen Dix, Stephen J. Hegner
2007 C conf
Update Support for Database Views Via Cooperation.
ADBIS
Stephen J. Hegner, Peggy Schmidt
2006 — ed.
Foundations of Information and Knowledge Systems, 4th International Symposium, FoIKS 2006, Budapest, Hungary, February 14-17, 2006, Proceedings
FoIKS
Jürgen Dix, Stephen J. Hegner
2006 J jnl
The complexity of embedded axiomatization for a class of closed database views.
Ann. Math. Artif. Intell.
Stephen J. Hegner
2004 J jnl
An Order-Based Theory of Updates for Closed Database Views.
Ann. Math. Artif. Intell.
Stephen J. Hegner
2004 — conf
The Relative Complexity of Updates for a Class of Database Views.
FoIKS
Stephen J. Hegner
2002 — conf
Uniqueness of Update Strategies for Database Views.
FoIKS
Stephen J. Hegner
2001 — conf
Characterization of Type Hierarchies with Open Specification.
Semantics in Databases
Stephen J. Hegner
2000 J jnl
Editorial Intelligent Help Systems for UNIX: Natural Language Dialogue.
Artif. Intell. Rev.
Stephen J. Hegner, Paul McKevitt, Peter Norvig, Robert Wilensky
2000 J jnl
Editorial Intelligent Help Systems for UNIX: Planning and Knowledge Representation.
Artif. Intell. Rev.
Stephen J. Hegner, Paul McKevitt, Peter Norvig, Robert Wilensky
2000 J jnl
Plan Realization for Complex Command Interaction in the UNIX Help Domain.
Artif. Intell. Rev.
Stephen J. Hegner
1998 — conf
Computational and Structural Aspects of Openly Specified Type Hierarchies.
LACL
Stephen J. Hegner
1996 — conf
A Family of Decidable Feature Logics which Support HPSG-Style Set and List Constructions.
LACL
Stephen J. Hegner
1994 J jnl
Unique Complements and Decomposition of Database Schemata.
J. Comput. Syst. Sci.
Stephen J. Hegner
1993 J jnl
Characterization of Desirable Properties of General Database Decompositions.
Ann. Math. Artif. Intell.
Stephen J. Hegner
1991 A conf
Horn Extended Feature Structures: Fast Unification With Negation And Limited Disjunction.
EACL
Stephen J. Hegner
1991 — conf
Pairwise-Definable Subdirect Decompositions of General Database Schemata.
MFDBS
Stephen J. Hegner
1990 A conf
Foundations of Canonical Update Support for Closed Database Views.
ICDT
Stephen J. Hegner
1989 J jnl
Algebraic Representation of Dynamics and Behavior for Continuous-Time Linear Systems.
Math. Syst. Theory
Stephen J. Hegner
1988 A* conf
Decomposition of Relational Schemata into Components Defined by Both Projection and Restriction.
PODS
Stephen J. Hegner
1987 A* conf
Specification and Implementation of Programs for Updating Incomplete Information Databases.
PODS
Stephen J. Hegner
1984 A* conf
Canonical View Update Support through Boolean Algebras of Components.
PODS
Stephen J. Hegner
1983 A* conf
Algebraic Aspects of Relational Database Decomposition.
PODS
Stephen J. Hegner
1978 J jnl
Duality Theory for Discrete-Time Linear Systems.
J. Comput. Syst. Sci.
Stephen J. Hegner
1978 J jnl
Set-theoretic foundations of datastructure representation.
Inf. Syst.
Stephen J. Hegner, Ruth A. Maulucci