computer science, a substring is a contiguous sequence of characters within a string. For instance, "the best of" is a substring of "It was the best of...
6 KB (831 words) - 07:25, 30 May 2025
longest palindromic substring or longest symmetric factor problem is the problem of finding a maximum-length contiguous substring of a given string that...
18 KB (2,189 words) - 00:17, 18 March 2025
the substring penis. Residents of Clitheroe (Lancashire, England) have been repeatedly inconvenienced because their town's name includes the substring clit...
36 KB (3,466 words) - 15:16, 6 July 2025
common substring In computer science, a longest common substring of two or more strings is a longest string that is a substring of all of them...
8 KB (1,072 words) - 16:32, 25 May 2025
Approximate string matching (redirect from Approximate substring matching)
matching is typically divided into two sub-problems: finding approximate substring matches inside a given string and finding dictionary strings that match...
16 KB (1,910 words) - 08:44, 15 July 2025
In computer science, the longest repeated substring problem is the problem of finding the longest substring of a string that occurs at least twice. This...
2 KB (215 words) - 13:09, 27 May 2025
In computer science, a substring index is a data structure which gives substring search in a text or text collection in sublinear time. Once constructed...
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contains s2 substring(string, start, length?) example: substring("ABCDEF",2,3) returns BCD. substring-before(s1, s2) example: substring-before("1999/04/01"...
28 KB (3,183 words) - 06:50, 18 May 2025
, E , F ⟩ , {\displaystyle \langle A,B,C,D,E,F\rangle ,} is a substring. The substring is a refinement of the subsequence. The list of all subsequences...
6 KB (829 words) - 09:57, 1 July 2025
Suffix tree (category Substring indices)
operations can be performed quickly, such as locating a substring in S {\displaystyle S} , locating a substring if a certain number of mistakes are allowed, and...
29 KB (3,710 words) - 22:18, 27 April 2025
result) // Examples in C# "abc".Substring(1, 1): // returns "b" "abc".Substring(1, 2); // returns "bc" "abc".Substring(1, 6); // error ;; Examples in Common...
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(often just two sequences). It differs from the longest common substring: unlike substrings, subsequences are not required to occupy consecutive positions...
35 KB (4,355 words) - 22:13, 6 April 2025
from 1. S[i..j] denotes the substring of string S starting at index i and ending at j, inclusive. A prefix of S is a substring S[1..i] for some i in range...
23 KB (2,844 words) - 04:59, 15 July 2025
It treats every substring as a number in some base, the base being usually the size of the character set. For example, if the substring is "hi", the base...
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these distinct strings, when taken as a substring of B(k, n), must start at a different position, because substrings starting at the same position are not...
32 KB (3,550 words) - 05:56, 18 June 2025
String-searching algorithm (redirect from Substring search)
approach. Faster search algorithms preprocess the text. After building a substring index, for example a suffix tree or suffix array, the occurrences of a...
21 KB (2,341 words) - 16:02, 10 July 2025
10. In some applications, such as substring search, one can compute a hash function h for every k-character substring of a given n-character string by...
50 KB (7,455 words) - 07:54, 7 July 2025
Suffix automaton (category Substring indices)
representing the substring index of a given string which allows the storage, processing, and retrieval of compressed information about all its substrings. The suffix...
55 KB (8,334 words) - 06:31, 14 April 2025
the fact that all sufficiently long strings in such a language have a substring that can be repeated arbitrarily many times, usually used to prove that...
779 bytes (152 words) - 06:52, 14 October 2018
functionality does not support searching for word fragments (also known as 'substring search' or partial word search). Workarounds exist. As of March 2015[update]...
107 KB (9,430 words) - 08:46, 23 June 2025
Sequential pattern mining (redirect from Most frequent substring)
Needleman–Wunsch algorithm Smith–Waterman algorithm Data structure DAFSA Substring index Suffix array Suffix automaton Suffix tree Compressed suffix array...
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considers every possible substring of the input string and sets P [ l , s , v ] {\displaystyle P[l,s,v]} to be true if the substring of length l {\displaystyle...
17 KB (2,189 words) - 06:15, 3 August 2024
is said to be a substring or factor of t if there exist (possibly empty) strings u and v such that t = usv. The relation "is a substring of" defines a partial...
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{\displaystyle xy} will be at most p {\displaystyle p} , thus giving a "small" substring x y {\displaystyle xy} that has the desired property. Languages with a...
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y} , define the substring count C ( s , y ) {\displaystyle C(s,y)} to be the number of appearances of s {\displaystyle s} as a substring of y {\displaystyle...
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code words, the substring starting at the second symbol and ending at the second-last symbol does not contain any code word as substring. Every self-synchronizing...
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longest common substring is WIKIM (light grey) with 5 characters. There is no further substring on the left. The non-matching substrings on the right side...
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However, just prior to the end of the current partial match, there was that substring "AB" that could be the beginning of a new match, so the algorithm must...
34 KB (4,204 words) - 06:50, 30 June 2025
each position i of the first sequence the longest substring starting at i and matching a substring of the second sequence with up to k mismatches. It...
58 KB (6,400 words) - 20:47, 19 June 2025
the index for the string without the last character (i.e., the longest substring that is in the dictionary) is retrieved from the dictionary and sent to...
30 KB (3,376 words) - 13:26, 2 July 2025