no code implementations • 17 Apr 2024 • Yichen Luo, Yebo Feng, Jiahua Xu, Paolo Tasca
However, the prevalent TVL calculation framework suffers from a "double counting" issue that results in an inflated metric.
no code implementations • 23 Aug 2023 • Walter Hernandez, Kamil Tylinski, Alastair Moore, Niall Roche, Nikhil Vadgama, Horst Treiblmaier, Jiangbo Shangguan, Paolo Tasca, Jiahua Xu
Applying this model, we distilled the corpus to 505 key publications, enabling an inaugural literature review and temporal graph analysis of DLT's evolution in ESG contexts.
1 code implementation • 19 Feb 2023 • Jiahua Xu, Daniel Perez, Yebo Feng, Benjamin Livshits
In recent years, decentralized finance (DeFi) has experienced remarkable growth, with various protocols such as lending protocols and automated market makers (AMMs) emerging.
no code implementations • 30 Oct 2022 • Teng Andrea Xu, Jiahua Xu, Kristof Lommers
As of August 2022, blockchain-based assets boast a combined market capitalisation exceeding one trillion USD, among which the most prominent are the decentralised autonomous organisation (DAO) tokens associated with decentralised finance (DeFi) protocols.
1 code implementation • 9 Oct 2022 • Jiahua Xu, Yebo Feng
Yield farming represents an immensely popular asset management activity in decentralized finance (DeFi).
1 code implementation • 15 Feb 2022 • Teng Andrea Xu, Jiahua Xu
Decentralized Finance (DeFi) services are moving traditional financial operations to the Internet of Value (IOV) by exploiting smart contracts, distributed ledgers, and clever heterogeneous transactions among different protocols.
no code implementations • 25 Oct 2021 • Jiahua Xu, Philipp Ernst, Tung Lung Liu, Andreas Nürnberger
Pulmonary cancer is one of the most commonly diagnosed and fatal cancers and is often diagnosed by incidental findings on computed tomography.
1 code implementation • 28 May 2021 • Simon Cousaert, Jiahua Xu, Toshiko Matsui
Yield farming has been an immensely popular activity for cryptocurrency holders since the explosion of Decentralized Finance (DeFi) in the summer of 2020.
no code implementations • 19 May 2021 • Jun Fu, Chen Hou, Wei Zhou, Jiahua Xu, Zhibo Chen
In the hypergraph construction, we build a location-based hyperedge and a content-based hyperedge for each viewport.
1 code implementation • 23 Mar 2021 • Jiahua Xu, Krzysztof Paruch, Simon Cousaert, Yebo Feng
As an integral part of the decentralized finance (DeFi) ecosystem, decentralized exchanges (DEXs) with automated market maker (AMM) protocols have gained massive traction with the recently revived interest in blockchain and distributed ledger technology (DLT) in general.
no code implementations • 22 Feb 2021 • Wei Zhou, Jiahua Xu, Qiuping Jiang, Zhibo Chen
To our knowledge, the proposed model is the first no-reference quality assessment method for 360-degreee images that combines multi-frequency information and image naturalness.
no code implementations • 5 Jan 2021 • Juan Ignacio Ibañez, Chris N. Bayer, Paolo Tasca, Jiahua Xu
Triple-entry accounting (TEA) is one of the novelest notions in the blockchain world.
Cryptography and Security
1 code implementation • 28 Sep 2020 • Daniel Perez, Sam M. Werner, Jiahua Xu, Benjamin Livshits
We find that liquidators' efficiency has improved significantly over time, with currently over 70% of liquidable positions being immediately liquidated.
1 code implementation • 5 Mar 2020 • Daniel Perez, Jiahua Xu, Benjamin Livshits
In particular, 96% of the transactions on EOSIO were triggered by the airdrop of a currently valueless token; on Tezos, 76% of throughput was used for maintaining consensus; and over 94% of transactions on XRPL carried no economic value.
Cryptography and Security
1 code implementation • 4 Sep 2019 • Jiahua Xu, Wei Zhou, Zhibo Chen, Suiyi Ling, Patrick Le Callet
Stereoscopic image quality measurement (SIQM) has become increasingly important for guiding stereo image processing and commutation systems due to the widespread usage of 3D contents.
Multimedia Image and Video Processing
no code implementations • 12 Jun 2019 • Zhibo Chen, Jiahua Xu, Chaoyi Lin, Wei Zhou
In this paper, based on the predictive coding theory of the human vision system (HVS), we propose a stereoscopic omnidirectional image quality evaluator (SOIQE) to cope with the characteristics of 3D 360-degree images.
1 code implementation • 25 Nov 2018 • Jiahua Xu, Benjamin Livshits
While pump-and-dump schemes have attracted the attention of cryptocurrency observers and regulators alike, this paper represents the first detailed empirical query of pump-and-dump activities in cryptocurrency markets.