Results 41 to 50 of about 1,957 (147)
智能科学与技术学报, 2022 为了从根源上解决组织管理面临的数据、信任和时效不对称问题，提出面向Web 3.0的新型组织管理模式——加密管理。它以区块链为底层技术，以联邦数据为运行基础，以去中心化自治组织为组织形态，以智能合约为实现手段，以非同质化通证为激励机制，核心目标是在数据安全与隐私保护的前提下，实现可信、可靠与可用的实时管理决策。构建了加密管理的基本框架，讨论了其核心构成与实现模式，并以面向任务的人员绩效实时管理为例，介绍了其运作流程，最后探讨了该领域潜在的研究方向。
李娟娟 +5 more
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Smart contract vulnerability detection method based on pre-training and novel timing graph neural network [PDF]
To address the limitations of current deep learning-based methods in extracting contract bytecode features and representing vulnerability semantics, as well as the shortcomings of the traditional graph neural networks in learning temporal information ...
FAN Zekai +4 more
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Distributed anonymous authentication scheme based on the blockchain in VANET [PDF]
, 2022 Identity authentication is the first line of defense against malicious vehicles spreading false traffic information.However, due to the limited network bandwidth and computing power in the vehicle ad-hoc network (VANET), the existing schemes cannot meet ...
Kaiping CUI +3 more
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中西医结合护理, 2021 With people's increasing demand for disease prevention and management, Traditional Chinese Medicine(TCM) nursing clinics have attracted widespread attention for their unique advantages, but there are some problems in TCM nursing clinics, such as weak ...
ZHANG Jing (张敬), TANG Ling (唐玲)
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Ciphertext policy hidden access control scheme based on blockchain and supporting data sharing [PDF]
, 2022 Objectives: Although the traditional attribute-based encryption scheme achieves one-to-many access control,there are still challenges such as single point of failure,low efficiency,no support for data sharing,and privacy leakage.To solve these problems,a
Pengliang SHI, Ruizhong DU, Tianhe ZHANG
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Dianxin kexue算网大脑是算力网络的智能中枢，是实现算网多要素融合编排调度的关键系统，智能化是算网大脑实现和提升业务灵活、敏捷、高效编排管理与运营能力的核心。通信产业界各方在前期算网大脑产品实现的基础上，聚焦算网大脑的智能化技术引入，并对算网大脑未来智能化演进提出了较高期望。然而，当前尚未形成体系化的算网大脑智能化水平评估方法，无法较好地评估当前算网大脑产品所处智能化水平等级、可提升环节及待优化关键指标等内容。基于业界已有工作和需求分析，研究算网大脑智能化演进目标和阶段能力，提出了一种算网大脑智能化水平分级方法 ...
王琛， 赵鹏， 唐国华， 王晓晗， 袁向阳
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, 2019 基于区块链的智能合约对代码自治领域的私法存在的必要性与可能性提出了挑战。去中心化结构的不可追溯、不可修改、不可救济与自执行性,表面上是对法之权威的蔑视、对法之主权的挑衅,实则是以颠覆性的方式对法之信仰的坚持,对法之原则的恪守及对法之功能的维护。法应社会需求而生,私法对智能合约应当抱持开放与包容的态度,积极回应科技对传统法律思维的挑战,根据其物理与逻辑结构的分布特点,采用灵活与创新的应对策略将其纳入法域的视野。国家社会科学基金重大项目“社会主义核心价值观融入民法典编纂重大问题研究”（项目号 ...
杨辉旭, 王潺
core
Decentralized credit system based on blockchain and its application [PDF]
, 2019 A decentralized credit system was proposed and its construction application was given.Decentralized credit system could be constructed by expanding the transaction structure of “digital currency commodity” based on block chain,expanding the function of ...
Heyang CAO, Mingsheng WANG, Peiyao LI
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Blockchain-based noisy data sharing control protocol [PDF]
, 2023 Blockchain provides a trusted channel for information sharing in an untrusted network.However, blockchain ledgers are public and transparent.Hence, the sensitive data stored in plaintext on the blockchain will compromise user privacy.Considering privacy ...
Nianmin YANG, Qingqing XIE, Xia FENG
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智能科学与技术学报, 2020 智能车辆在预防交通事故、缓解交通拥堵、减少排放等社会功效方面具有重要意义，路径跟踪是智能车辆的重要功能之一，其被控对象是复杂的车路耦合系统。路径曲率平滑性影响路径跟踪性能，针对路径曲率的平滑优化问题，提出一种基于能量函数的曲率平滑方法。首先，构造能量函数表征路径曲率平滑性；其次，基于离散化路径描述设计迭代规则，使能量函数下降；最后，在道路边界已知的情况下增加道路边界约束。真实车辆平台的实验结果表明，基于能量函数的曲率平滑方法能够在确保路径可通过的前提下进一步提升路径跟踪的乘坐舒适度和控制精度 ...
师强, 杨明
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