Results 31 to 40 of about 10,716 (289)
Blockchain distributed ledger technologies for biomedical and health care applications [PDF]
Journal of the American Medical Informatics Association: JAMIA, 2017 Tsung-Ting Kuo +2 more
exaly +2 more sources
Reward Distribution in Proof-of-Stake Protocols: A Trade-Off Between Inclusion and Fairness
IEEE Access, 2023 Proof-of-Stake (PoS) variants provide an energy-efficient alternative to Proof-of-Work (PoW). However, it is not clear whether practical PoS implementations are fair with respect to wealth, stake, and reward distribution.
Sheng-Nan Li +2 more
doaj +1 more source
Entropy, 2022 In this paper, we use the methods of networks science to analyse the transaction networks of tokens running on the Ethereum blockchain. We start with a deep dive on four of them: Ampleforth (AMP), Basic Attention Token (BAT), Dai (DAI) and Uniswap (UNI).
Francesco Maria De Collibus +3 more
doaj +1 more source
Approaches to Regulating E-Money Market in the Eurasian Economic Community: Comparative Analysis [PDF]
Финансовый журнал, 2020 The goal of this paper is to identify relevant (general and particular) elements of electronic money regulation in Russia, Kyrgyzstan, Kazakhstan, Belarus and Armenia.
Victor L. Dostov +3 more
doaj +1 more source
Trusted Academic Transcripts on the Blockchain: A Systematic Literature Review
Applied Sciences, 2021 Much of the excitement around blockchain is mainly due to promising applications in the financial sector. However, many also believe in the technology’s potential to disrupt non-financial sectors and applications, including supply chains, energy, e ...
Giulio Caldarelli, Joshua Ellul
doaj +1 more source
The Blockchain Oracle Problem in Decentralized Finance—A Multivocal Approach
Applied Sciences, 2021 Decentralized Finance (DeFi) takes the promise of blockchain a step further and aims to transform traditional financial products into trustless and transparent protocols that run without involving intermediaries. Similar to how 2017 was the year of ICOs,
Giulio Caldarelli, Joshua Ellul
doaj +1 more source
Redecentralizing the Web with Distributed Ledgers [PDF]
IEEE Intelligent Systems, 2017 The web was originally conceived as decentralized and universal, but during its popularization, its big value was built on centralized servers and nonuniversal access. A key element to redecentralize the web is to be able to generate trustable, secure, and accountable updates among autonomous participants without a central server.
Luis-Daniel Ibáñez +3 more
openaire +4 more sources
MT $$^2$$ 2 AD: multi-layer temporal transaction anomaly detection in ethereum networks with GNN
Complex & Intelligent Systems, 2023 In recent years, a surge of criminal activities with cross-cryptocurrency trades have emerged in Ethereum, the second-largest public blockchain platform. Most of the existing anomaly detection methods utilize the traditional machine learning with feature
Beibei Han +4 more
doaj +1 more source
Stochastic Modelling of Selfish Mining in Proof-of-Work Protocols
Journal of Cybersecurity and Privacy, 2022 In blockchain-based systems whose consensus mechanisms resort to Proof-of-Work (PoW), it is expected that a miner’s share of total block revenue is proportional to their share of hashing power with respect to the rest of the network.
Caspar Schwarz-Schilling +2 more
doaj +1 more source
Disorder unleashes panic in bitcoin dynamics
Journal of Physics: Complexity, 2023 The behaviour of Bitcoin owners is reflected in the structure and the number of bitcoin transactions encoded in the Blockchain. Likewise, the behaviour of Bitcoin traders is reflected in the formation of bullish and bearish trends in the crypto market ...
Marco Alberto Javarone +5 more
doaj +1 more source