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ISMIS
1994
Springer
15 years 3 months ago
Reasoning About the Safety of Information: From Logical Formalization to Operational Definition
We assume that safety of information stored in a database depends on the reliability of the agents who have performed the insertions in the database. We present a logic S to repres...
Laurence Cholvy, Robert Demolombe, Andrew J. I. Jo...
VLDB
1994
ACM
102views Database» more  VLDB 1994»
15 years 3 months ago
Reasoning About Spatial Relationships in Picture Retrieval Systems
In this paper, we consider various spatial relationships that are of general interest in pictorial database systems. We present a set of rules that allow us to deduce new relation...
A. Prasad Sistla, Clement T. Yu, R. Haddad
PODC
1989
ACM
15 years 3 months ago
Equational Reasoning About Nondeterministic Processes
A deterministic message-communicating process can be characterized by a “continuous” function f which describes the relationship between the inputs and the outputs of the proc...
Jayadev Misra