krzysztof-turowski / string-algorithms Goto Github PK
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Home Page: https://krzysztofturowski.staff.tcs.uj.edu.pl/
License: MIT License
Collection of string algorithms
Home Page: https://krzysztofturowski.staff.tcs.uj.edu.pl/
License: MIT License
The following test:
approximate_string_matching.lcs.four_russians(
'#bbbaaab', '#aaaabbb', 7, 7, approximate_string_matching.distance.INDEL_DISTANCE)
returns 3 instead of 4.
There has to be a bug somewhere in four_russians.py
Example publications:
Example publications for LCS:
Overall, the aim is to implement several BTW and IBWT transformation algorithms, and to compare them in terms of efficiency (number of accesses of characters) and running time.
Selected relevant literature:
[1] Adjeroh, Bell, Mukherjee - The Burrows-Wheeler Transform:: Data Compression, Suffix Arrays, and Pattern Matching
[2] Burrows, Wheeler - A Block-sorting Lossless Data Compression Algorithm - especially algorithms C and D, and Move-To-Front coding and decoding,
[3] Kärkkäinen - Fast BWT in small space by blockwise suffix sorting
[4] Yokoo - Notes on Block-Sorting Data Compression
[5] Lauther, Lukovszki - Space Efficient Algorithms for the Burrows-Wheeler Backtransformation
[6] Kärkkäinen, Puglisi - Medium-Space Algorithms for Inverse BWT - algorithms LR-B and VLR-B
Approximate string matching with respect to the edit distance:
Approximate string matching with respect to the edit distance:
Matching with wildcards:
Example publications for suffix tree:
Example publications for suffix array:
Overall, the aim is to implement several LZ77/78 decomposition algorithms and their reverse methods, and to compare them in terms of efficiency (number of accesses of characters) and running time.
Selected relevant literature:
[1] Ziv, Lempel - A universal algorithm for sequential data compression
[2] Ziv, Lempel - Compression of individual sequences via variable-rate coding
[3] Na, Apostolico, Iliopoulos, Park - Truncated suffix trees and their application to data compression (truncated suffix tree structure and its usage in LZ77)
[4] Chen, Puglisi, Smyth - Lempel–Ziv Factorization Using Less Time & Space
[5] Ohno et al. - A faster implementation of online RLBWT and its application to LZ77 parsing
[6] Rodeh, Pratt, Even - Linear Algorithm for Data Compression via String Matching
[7] Kärkkäinen, Kempa, Puglisi - Lazy Lempel-Ziv Factorization Algorithms
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