Results 11 to 20 of about 296,784 (294)
Social Friend Recommendation Algorithm Based on Association Rules and Similarity [PDF]
Jisuanji gongcheng, 2019 Aiming at the problem that the existing social friend recommendation algorithm only focuses on people and ignores things,a recommendation algorithm based on association rules and similarity is proposed.By calculating the similarity of the information ...
XIANG Chengguan,XIONG Shihuan,WANG Dong,XIONG Weicheng
doaj +1 more source
Improved smart contract electricity transaction model based on blockchain
电力工程技术, 2022 The current electricity transaction process in the electricity market has problems such as high risk, time-consuming, and low efficiency. In order to solve such problems, an improved smart contract electricity transaction model based on blockchain is ...
SHI Quansheng +4 more
doaj +1 more source
Transactions and updates in deductive databases [PDF]
IEEE Transactions on Knowledge and Data Engineering, 1997 In this paper, we develop a new approach that provides a smooth integration of extensional updates and declarative query languages for deductive databases. The approach is based on a declarative specification of updates in rule bodies. Updates are not executed as soon as evaluated.
E. BERTINO +2 more
openaire +2 more sources
A Transaction Model for XML Databases [PDF]
World Wide Web, 2004 Abstract The hierarchical and semistructured nature of XML data may cause complicated update behavior. Updates should not be limited to entire document trees, but should ideally involve subtrees and even individual elements. Providing a suitable scheduling algorithm for semistructured data can significantly improve collaboration systems that store ...
Dekeyser, Stijn +2 more
openaire +3 more sources
Flexible Transaction Dependencies in Database Systems [PDF]
Distributed and Parallel Databases, 2000 zbMATH Open Web Interface contents unavailable due to conflicting licenses.
MANCINI, Luigi Vincenzo +3 more
openaire +4 more sources
A new secure 2PL real-time concurrency control algorithm (ES2PL)
International Journal of Intelligent Networks, 2022 A secure concurrency control algorithms must be devoid of covert channels originating from data conflicts between transactions, in addition to ensuring database integrity.
Ebrahim Abduljalil +4 more
doaj +1 more source
Verifiable Properties of Database Transactions
Information and Computation, 1996 zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Benedikt, Michael +2 more
openaire +2 more sources
Implementasi Teknologi Blockchain Proof of Work Pada Penelusuran Supply Chain Produk Komputer
Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 2021 In recent times, the supply chain has developed into a large ecosystem. Various products moving from party to party require cooperation between stakeholders in managing the data generated. The problem is that every company has its own transaction records
Annisya, Emy Haryatmi
doaj +1 more source
Сучасний стан наукових досліджень та технологій в промисловості, 2021 Today, databases are an integral part of most modern applications designed to store large amounts of data and to request from many users. To solve business problems in such conditions, databases are scaled, often horizontally on several physical servers ...
Oksana Mazurova +2 more
doaj +1 more source
PTA: An Efficient System for Transaction Database Anonymization
IEEE Access, 2016 Several approaches have been proposed to anonymize relational databases using the criterion of k-anonymity, to avoid the disclosure of sensitive information by re-identification attacks.
Jerry Chun-Wei Lin +3 more
doaj +1 more source