Results 21 to 30 of about 17,415 (264)

Similarity Identification Based on Word Trigrams Using Exact String Matching Algorithms

open access: yesIntensif: Jurnal Ilmiah Penelitian Teknologi dan Penerapan Sistem Informasi, 2022
Several studies regarding excellent exact string matching algorithms can be used to identify similarity, including the Rabin-Karp, Winnowing, and Horspool Boyer-Moore algorithms.
Abdul Fadlil   +2 more
doaj   +1 more source

Consistent Unsupervised Estimators for Anchored PCFGs

open access: yesTransactions of the Association for Computational Linguistics, 2020
Learning probabilistic context-free grammars (PCFGs) from strings is a classic problem in computational linguistics since Horning ( 1969 ). Here we present an algorithm based on distributional learning that is a consistent estimator for a large class of ...
Clark, Alexander, Fijalkow, Nathanaël
doaj   +1 more source

Rotation of bits: a classical and quantum perspective

open access: yesJournal of Electrical Systems and Information Technology, 2021
Bit rotation is an operation similar to shift except that the bits that fall off at one end are put back to the other end. In left rotation, the bits that fall off at left end are put back at right end.
Peter Nimbe   +2 more
doaj   +1 more source

Small Longest Tandem Scattered Subsequences

open access: yesScientific Annals of Computer Science, 2021
We consider the problem of identifying tandem scattered subsequences within a string. Our algorithm identifies a longest subsequence which occurs twice without overlap in a string.
Luıs M. S. Russo   +1 more
doaj   +1 more source

Indeterminate string inference algorithms

open access: yesJournal of Discrete Algorithms, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Sumaiya Nazeen   +2 more
openaire   +2 more sources

Hide and Mine in Strings: Hardness and Algorithms [PDF]

open access: yes2020 IEEE International Conference on Data Mining (ICDM), 2020
We initiate a study on the fundamental relation between data sanitization (i.e., the process of hiding confidential information in a given dataset) and frequent pattern mining, in the context of sequential (string) data. Current methods for string sanitization hide confidential patterns introducing, however, a number of spurious patterns that may harm ...
G. Bernardini (Giulia)   +9 more
openaire   +6 more sources

Computing Maximal Lyndon Substrings of a String

open access: yesAlgorithms, 2020
There are two reasons to have an efficient algorithm for identifying all right-maximal Lyndon substrings of a string: firstly, Bannai et al. introduced in 2015 a linear algorithm to compute all runs of a string that relies on knowing all right-maximal ...
Frantisek Franek, Michael Liut
doaj   +1 more source

Computable Bounds and Monte Carlo Estimates of the Expected Edit Distance

open access: yesInformation
The edit distance is a metric of dissimilarity between strings, widely applied in computational biology, speech recognition, and machine learning. Let ek(n) denote the average edit distance between random, independent strings of n characters from an ...
Gianfranco Bilardi, Michele Schimd
doaj   +1 more source

Optimized Signature Selection for Efficient String Similarity Search

open access: yesIEEE Access, 2020
In this paper, we study the problem of string similarity search to retrieve in a database all strings similar to a query string within a given threshold. To measure the similarity between strings, we use edit distance.
Taegyoung Lee, Tae-Sun Chung, Jongik Kim
doaj   +1 more source

Direct Visualisation of Skyrmion Lattice Defect Alignment at Grain Boundaries

open access: yesNanoscale Research Letters, 2022
We present a method to directly visualise a statistical analysis of skyrmion defect alignment at grain boundaries in the skyrmion host $$\hbox {Cu}_2$$ Cu 2 OSeO3.
Thomas Schönenberger   +6 more
doaj   +1 more source

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