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A new hash function and its use in read mapping on genome [PDF]

open access: yesAUT Journal of Mathematics and Computing, 2020
Mapping reads onto genomes is an indispensable step in sequencing data analysis. A widely used method to speed up mapping is to index a genome by a hash table, in which genomic positions of $k$-mers are stored in the table.
Farzaneh Salari   +2 more
doaj   +1 more source

DHT- and blockchain-based smart identification for video conferencing

open access: yesBlockchain: Research and Applications, 2022
Video conferencing applications help people communicate via the Internet and provide a significant and consistent basis for virtual meetings. However, integrity, security, identification, and authentication problems are still universal.
Morteza Alizadeh   +2 more
doaj   +1 more source

Research on MPP Database Connection Execution Based on Shared Storage [PDF]

open access: yesJisuanji gongcheng, 2018
In order to solve the problem of low connection efficiency after the Hash distribution table is converted into a random distribution table,a parallel connection operation algorithm for Hash tables in Massively Parallel Processor(MPP) database is ...
SUN Qingxin,LEI Yingchun,GONG Yili
doaj   +1 more source

Authenticated hash tables [PDF]

open access: yesProceedings of the 15th ACM conference on Computer and communications security, 2008
Hash tables are fundamental data structures that optimally answer membership queries. Suppose a client stores n elements in a hash table that is outsourced at a remote server so that the client can save space or achieve load balancing. Authenticating the hash table functionality, i.e., verifying the correctness of queries answered by the server and ...
Charalampos Papamanthou   +2 more
openaire   +1 more source

Comparison on Search Failure between Hash Tables and a Functional Bloom Filter

open access: yesApplied Sciences, 2020
Hash-based data structures have been widely used in many applications. An intrinsic problem of hashing is collision, in which two or more elements are hashed to the same value. If a hash table is heavily loaded, more collisions would occur. Elements that
Hayoung Byun, Hyesook Lim
doaj   +1 more source

Analysing the Performance of GPU Hash Tables for State Space Exploration [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2017
In the past few years, General Purpose Graphics Processors (GPUs) have been used to significantly speed up numerous applications. One of the areas in which GPUs have recently led to a significant speed-up is model checking.
Nathan Cassee, Anton Wijs
doaj   +1 more source

Ordered hash tables [PDF]

open access: yesThe Computer Journal, 1974
Abstract : Some variants of the traditional hash method, making use of the numerical or alphabetical order of the keys, lead to faster searching at the expense of a little extra work when items are inserted. The paper presents the new algorithms and analyzes their average running time. (Author)
Ole Amble, Donald E. Knuth
openaire   +2 more sources

Key Concepts, Weakness and Benchmark on Hash Table Data Structures

open access: yesAlgorithms, 2022
Most computer programs or applications need fast data structures. The performance of a data structure is necessarily influenced by the complexity of its common operations; thus, any data-structure that exhibits a theoretical complexity of amortized ...
Santiago Tapia-Fernández   +2 more
doaj   +1 more source

Integrity verification for digital Holy Quran verses using cryptographic hash function and compression

open access: yesJournal of King Saud University: Computer and Information Sciences, 2020
Data Integrity is one of the primary concepts in information security. The main task of the cryptographic hash function is to assure the integrity of the transmitted data.
Mishal Almazrooie   +5 more
doaj   +1 more source

Network Traffic Sampling System Based on Storage Compression for Application Classification Detection

open access: yesIEEE Access, 2020
With the development of the Internet, numerous new applications have emerged, the features of which are constantly changing. It is necessary to perform application classification detection on the network traffic to monitor the changes in the applications.
Shichang Xuan   +5 more
doaj   +1 more source

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