Results 41 to 50 of about 1,654,513 (343)

Design and Application of Deep Hash Embedding Algorithm with Fusion Entity Attribute Information

open access: yesEntropy, 2023
Hash is one of the most widely used methods for computing efficiency and storage efficiency. With the development of deep learning, the deep hash method shows more advantages than traditional methods. This paper proposes a method to convert entities with
Xiaoli Huang, Haibo Chen, Zheng Zhang
doaj   +1 more source

Hash Indexing-Based Image Matching for 3D Reconstruction

open access: yesApplied Sciences, 2023
Image matching is a basic task in three-dimensional reconstruction, which, in recent years, has attracted extensive attention in academic and industrial circles.
Mingwei Cao, Haiyan Jiang, Haifeng Zhao
doaj   +1 more source

Concurrent Hash Tables

open access: yesACM Transactions on Parallel Computing, 2016
Concurrent hash tables are one of the most important concurrent data structures, which are used in numerous applications. For some applications, it is common that hash table accesses dominate the execution time. To efficiently solve these problems in parallel, we need implementations that achieve speedups in highly concurrent scenarios.
Maier, T., Sanders, P., Dementiev, R.
openaire   +6 more sources

Fast topology algorithm for STL files based on half-edges structure

open access: yesDianzi Jishu Yingyong, 2020
In order to solve the problem that the topological relationship between the triangular facets is lost when the 3D model is converted to STL files,in the process of reading and analyzing STL files, a fast topology reconstruction algorithm based on half ...
Wu Xiaochao, Chen Hong
doaj   +1 more source

Compact Neural Graphics Primitives with Learned Hash Probing [PDF]

open access: yesACM SIGGRAPH Conference and Exhibition on Computer Graphics and Interactive Techniques in Asia, 2023
Neural graphics primitives are faster and achieve higher quality when their neural networks are augmented by spatial data structures that hold trainable features arranged in a grid.
Towaki Takikawa   +6 more
semanticscholar   +1 more source

Locality-Sensitive Hashing for Information Retrieval System on Multiple GPGPU Devices

open access: yesApplied Sciences, 2020
It is challenging to build a real-time information retrieval system, especially for systems with high-dimensional big data. To structure big data, many hashing algorithms that map similar data items to the same bucket to advance the search have been ...
Toan Nguyen Mau, Yasushi Inoguchi
doaj   +1 more source

A Rolling Hash Algorithm and the Implementation to LZ4 Data Compression

open access: yesIEEE Access, 2020
LZ77 is a dictionary compression algorithm by replacing the repeating sequence with the addresses of the previous referenced data in the stream. To find out these repetition, the LZ77 encoder maintains a hashing table, which have to frequently calculate ...
Hao Jiang, Sian-Jheng Lin
doaj   +1 more source

Time-Memory Analysis of Parallel Collision Search Algorithms

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2021
Parallel versions of collision search algorithms require a significant amount of memory to store a proportion of the points computed by the pseudo-random walks.
Monika Trimoska   +2 more
doaj   +1 more source

PaCHash: Packed and Compressed Hash Tables

open access: yes, 2023
We introduce PaCHash, a hash table that stores its objects contiguously in an array without intervening space, even if the objects have variable size. In particular, each object can be compressed using standard compression techniques. A small search data structure allows locating the objects in constant expected time.
Kurpicz, Florian   +2 more
openaire   +3 more sources

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  

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