منابع مشابه
Computer security in the future
Until recently, computer security was an obscure discipline that seemed to have little relevance to everyday life. With the rapid growth of the Internet, e-commerce, and the widespread use of computers, computer security touches almost all aspects of daily life and all parts of society. Even those who do not use computers have information about them stored on computers. This paper reviews some ...
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Much of the confusion that surrounds electronic personal assistants arises from the open-ended complexity of their development. In this paper we categorise some of their more common uses before suggesting several thought-provoking extensions.
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As the rst step in an automated text sum-marization algorithm, this work presents a new method for automatically identifying the central ideas in a text based on a knowledge-based concept counting paradigm. To represent and generalize concepts, we use the hierarchical concept taxonomy WordNet. By setting appropriate cutoo values for such parameters as concept generality and child-to-parent freq...
متن کاملAnalysis of Personal Computer Workloads
Most published research on system behavior and workload characterization has been based on either Unix systems or large, usually IBM, mainframe systems. It is reasonable to believe that user behaviors and workloads are di erent for PC systems. Further, the aspects of system design and most needing study have changed from the mainframes dominant in the 1960s and 1970s, and the Unix systems that ...
متن کاملThe Personal Computer and Entrepreneurship
In contrast to the large and rapidly growing literature on IT investments and firm productivity, we know very little about the role of personal computers in business creation. Using matched data from the 1997-2001 Computer and Internet Usage Supplements to subsequent Outgoing Rotation Group files from the Current Population Survey, I explore the relationship between computer ownership and entre...
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ژورنال
عنوان ژورنال: RadioGraphics
سال: 2003
ISSN: 0271-5333,1527-1323
DOI: 10.1148/rg.235035021