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wc (short for word count) is a command in Unix, Plan 9, Inferno, and Unix-like operating systems. The program reads either standard input or a list of computer files and generates one or more of the following statistics: newline count, word count, and byte count. If a list of files is provided, both individual file and total statistics follow.
Checksums (IEEE Ethernet CRC-32) and count the bytes in a file. Supersedes other *sum utilities with -a option from version 9.0. comm: Compares two sorted files line by line csplit: Splits a file into sections determined by context lines cut: Removes sections from each line of files expand: Converts tabs to spaces fmt: Simple optimal text ...
Letter frequency is the number of times letters of the ... An analysis by Peter Norvig on words that appear 100,000 times or more in Google ... 0.937%: 4.577%: 1.973% ...
First appearing in Version 3 Unix, [1] uniq is now available for a number of different Unix and Unix-like operating systems. It is part of the X/Open Portability Guide since issue 2 of 1987. It was inherited into the first version of POSIX and the Single Unix Specification .
When creating a data-set of terms that appear in a corpus of documents, the document-term matrix contains rows corresponding to the documents and columns corresponding to the terms. Each ij cell, then, is the number of times word j occurs in document i. As such, each row is a vector of term counts that represents the content of the document ...
In many texts in human languages, word frequencies approximately follow a Zipf distribution with exponent s close to 1 ; that is, the most common word occurs about n times the n th most common one. The actual rank-frequency plot of a natural language text deviates in some extent from the ideal Zipf distribution, especially at the two ends of ...
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Version 4 AT&T UNIX wc: Text processing Mandatory Line, word and byte or character count Version 1 AT&T UNIX what: SCCS: Optional (XSI) Identify SCCS files PWB UNIX who: System administration Optional (XSI) Display who is on the system Version 1 AT&T UNIX write: Misc Mandatory Write to another user's terminal Version 1 AT&T UNIX xargs: Shell ...