suffix-tree

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substring finding from a string

Input: string S = AAGATATGATAGGAT. Output: Maximal repeats such as GATA (as in positions 3 and 8), GAT (as in position 3, 8 and开发者_运维百科 13) and so on...[详细]

2023-04-13 03:04 分类：问答
finding all indexes of a keyword in a suffix tree

This is a visual graph of a suffix tree for the input text \"mississippi\". In this example, my keyword that I\'m searching for is \"si\". I think I understand how to get the first index of \"si\"[详细]

2023-04-11 07:10 分类：问答
How is it possible to build a suffix tree in linear time?

To build a suffix tree, in the worst cas开发者_开发问答e if all the letter of the string are different the complexity would be something like[详细]

2023-04-06 00:28 分类：问答
Where would a suffix array be preferable to a suffix tree?

Two closely-related data structures are the suffix tree and suffix array.From what I\'ve read, the suffix tree is faster, more powerful, more flexible, and more memory-efficient than a suffix array.Ho[详细]

2023-03-29 08:35 分类：问答
substring searching in a string using suffix tree..?

I have read that : 开发者_高级运维Searching for a substring, pat[1..m], in txt[1..n], can be solved in O(m) time (after the suffix tree for txt has been built in O(n) time).[详细]

2023-03-11 00:30 分类：问答
String analysis

Given a sequence of operations: a*b*a*b*a*a*b*a*b is there a way to get the optimal subdivision to enable reusage of substring.[详细]

2023-03-05 03:23 分类：问答
Can someone explain when and how to extend a suffix tree?

I\'m working on a php script which has to find the longest repeated substring. I found this Suffix-Tree thing. I\'m trying to implement Ukkonnen\'s algorithm, but I can\'t get when and how to extend t[详细]

2023-02-26 21:45 分类：问答
Suffix Tree: Longest repeating substring implementation

I have implemented a suffix tree, which is not compressed. I wanted to know how to solve the problem of finding the longest repreating substring in a string. I know that we have to find the deepest in[详细]

2023-01-31 01:40 分类：问答
Building a suffix tree for a string matching algorithm in large database

I had an internship interview last 开发者_StackOverflowweek and I was given a question regarding searching for a particular string in a large database. I was totally clueless about it during the inter[详细]

2023-01-15 19:27 分类：问答
How to speed up calculation of length of longest common substring?

I have two very large strings and I am trying to find out their Longest Common Substring. One way is using suffix trees (supposed to have a very good complexity, though a complex implementation开发者[详细]

2022-12-27 22:28 分类：问答