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ACM Transactions on Information Systems (TOIS), Volume 5 Issue 3, July 1987

A knowledge-based message management system
Shi-Huo Chang, L. Leung
Pages: 213-236
DOI: 10.1145/27641.27642
The design approach of a knowledge-based message management system is described. A linguistic message filter is used to filter out junk messages. Relevant messages are then processed by an expert system, driven by user-defined alerter rules. An...

Description and performance analysis of signature file methods for office filing
Christos Faloutsos, Stavros Christodoulakis
Pages: 237-257
DOI: 10.1145/27641.28057
Signature files have attracted a lot of interest as an access method for text and specifically for messages in the office environment. Messages are stored sequentially in the message file, whereas their hash-coded abstractions (signatures) are...

An experimental study of people creating spreadsheets
Polly S. Brown, John D. Gould
Pages: 258-272
DOI: 10.1145/27641.28058
Nine experienced users of electronic spreadsheets each created three spreadsheets. Although participants were quite confident that their spreadsheets were accurate, 44 percent of the spreadsheets contained user-generated programming errors. With...

Cost-benefit methodology for office systems
Peter G. Sassone
Pages: 273-289
DOI: 10.1145/27641.28059
The time savings times salary (TSTS) approach is a widely used methodology for the financial justification of office information systems, yet its theoretical basis is largely unexplored. In this paper, we identify its underlying...