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» A Spatial Logic for Concurrency
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GIS
2010
ACM
13 years 6 months ago
Topological reasoning between complex regions in databases with frequent updates
Reasoning about space has been a considerable field of study both in Artificial Intelligence and in spatial information theory. Many applications benefit from the inference of ...
Arif Khan, Markus Schneider
VLDB
1997
ACM
109views Database» more  VLDB 1997»
13 years 11 months ago
Logical and Physical Versioning in Main Memory Databases
We present a design for multi-version concurrency control and recovery in a main memory database, and describe logical and physical versioning schemes that allow read-only transac...
Rajeev Rastogi, S. Seshadri, Philip Bohannon, Denn...
ENTCS
2007
105views more  ENTCS 2007»
13 years 7 months ago
Narrowing and Rewriting Logic: from Foundations to Applications
Narrowing was originally introduced to solve equational E-unification problems. It has also been recognized as a key mechanism to unify functional and logic programming. In both ...
Santiago Escobar, José Meseguer, Prasanna T...
AAAI
1997
13 years 9 months ago
Noise, Non-Determinism and Spatial Uncertainty
This paper presents a logical account of sensor data assimilation in a mobile robot, based on abduction. Unlike previous work, the present formulation handles sensor noise as well...
Murray Shanahan
FMOODS
2007
13 years 9 months ago
On Formal Analysis of OO Languages Using Rewriting Logic: Designing for Performance
Rewriting logic provides a powerful, flexible mechanism for language definition and analysis. This flexibility in design can lead to problems during analysis, as different desi...
Mark Hills, Grigore Rosu