منابع مشابه
Repairing Regular Expressions by Adding Missing Words
Regular expressions are used in many information extraction systems like YAGO, DBpedia, Gate and SystemT. However, they sometimes do not match what their creator wanted to find. We investigate how missing words can be added automatically to a regular expression by creating disjunctions at the appropriate positions. Our demo visualizes the steps that our algorithm employs to repair the regular e...
متن کاملThe Expected Number of Missing Words in a Random Text
The number of words of length q (q-grams) in a text or the number of common q-grams between two texts are used in pattern matching algorithms, as distance measure between texts or for testing the randomness of pseudorandom number generators. Despite this broad range of applications, no exact systematic statistical studies of those numbers can be found in the literature. We propose an algorithm ...
متن کاملPrivacy in Cyberspace
Information technology provides better medical services and so appropriate conditions for misuse of personal information. Medical information is an important part of sensitive computer data. For the growing of information technology. Protection of patient`s privacy in cyberspace has become one of the main matters of medical law. To this end. The rules are set out in international documents incl...
متن کاملSysadmins in the Cyberspace
It has been stated that information is almost impossible to control. Especially in a society which has become heavily networked. If this statement is true, it must have consequences for the position of system administrators (sysadmins) and bulletin board system operators (sysops). Will they be liable for (il)legal activities on their systems? Will they play an important role in the disseminatio...
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ژورنال
عنوان ژورنال: Nature
سال: 1999
ISSN: 0028-0836,1476-4687
DOI: 10.1038/18286