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Accommodating imprecision in database systems: issues and solutions
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Volume 19 ,  Issue 4  (December 1990) table of contents
Directions for future database research & development
Pages: 69 - 74  
Year of Publication: 1990
ISSN:0163-5808
Author
Amihai Motro  Information Systems and Systems Engineering Department, George Mason University, Fairfax, VA
Publisher
ACM  New York, NY, USA
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Downloads (6 Weeks): 2,   Downloads (12 Months): 14,   Citation Count: 14
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ABSTRACT

Most database systems are designed under assumptions of precision of both the data stored in their databases, and the requests to retrieve data. In reality, however, these assumptions are often invalid, and in recent years considerable attention has been given to issues of imprecision in database systems. In this paper we review the major solutions for accommodating imprecision, and we describe issues that have yet to addressed, offering possible research directions.


REFERENCES

Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

 
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[1] B. P. Buckles and F. E. Petry. A fuzzy representation of data for relational databases. Fuzzy Sets and Systems, 7(3):213-226, May 1982.
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[3] H. Garcia-Molina and D. Porter. Supporting Probabilistic Data in a Relational System. Technical Report TR-147, Department of Computer Science, Princeton University, February 1988.
 
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[5] T. Imielinski. Incomplete information in logical databases. Data Engineering, 12(2):29-40, June 1989.
 
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[9] H. Prade and C. Testemale. Generalizing database relational algebra for the treatment of incomplete or uncertain information and vague queries. Information Sciences, 34(2):115-143, November 1984.
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[11] L. A. Zadeh. Fuzzy sets. Information and Control, 8(3):338-353, June 1965.
 
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[12] L. A. Zadeh. Fuzzy sets as a basis for a theory of possibility. Fuzzy Sets and Systems, 1(1):3-28, 1978.
 
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[13] M. Zemankova. FIIS: a fuzzy intelligent information system. Data Engineering, 12(2):11-20, June 1989.
 
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CITED BY  14