Zobrazeno 1 - 10
of 3 274
pro vyhledávání: '"化学"'
Publikováno v:
Journal of Research in Education Sciences, Vol 69, Iss 3, Pp 75-98 (2024)
疫情底下的線上自學課程,為學習歷程檔案提供另一種做法,但是,線上自學衍生的學習動機缺乏、無法適時提供對應的學習素材等問題,都對學習成效帶來極大的挑戰。近年來,在人工智
Externí odkaz:
https://doaj.org/article/4a59e8497c3f4c76bbf1c15d1fa93a66
Publikováno v:
Zhejiang Daxue xuebao. Lixue ban, Vol 51, Iss 4, Pp 391-406 (2024)
Causal reasoning has been extensively studied in all fields of science. In recent decades, there have been a number of innovations in the development and implementation of methods aimed at determining causality. Meanwhile reinforcement learning forms
Externí odkaz:
https://doaj.org/article/15022e3d1bbc403490c34128a48e1b99
Autor:
马勤(MA Qin), 许振波(XU Zhenbo)
Publikováno v:
Zhejiang Daxue xuebao. Lixue ban, Vol 51, Iss 4, Pp 511-520 (2024)
In order to study the pollution characteristics and source contributions of PM2.5 at Lin'an, located in Hangzhou City, the PM2.5 component online monitoring was conducted from December 23, 2021, to February 28, 2022, and the sources apportionment of
Externí odkaz:
https://doaj.org/article/c1eda8a8f2c1436dad0e016bff679f77
Publikováno v:
Journal of Natural Fibers, Vol 21, Iss 1 (2024)
The objective of this work is to examine the fire resistance of natural composite materials (NCM). The reinforcements used in this work are coir, cotton, Palmyra leaf stream, sisal fiber, and matrix selected for natural rubber resin (latex). The fibe
Externí odkaz:
https://doaj.org/article/24b091b5bd464868afa62b20fd083fd1
Autor:
黄元康1,詹文1,孙兴华
Publikováno v:
物联网学报, Vol 8, Iss 2, Pp 26-35 (2024)
随着物联网(IoT, internet of things)基站的部署愈发密集,网络干扰管控的重要性愈发凸显。物联网中,设备常采用随机接入,以分布式的方式接入信道。在海量设备的物联网场景中,节点之
Externí odkaz:
https://doaj.org/article/5ce42b1420464f309763de6680e69c3f
Autor:
王珺,赵浩东
Publikováno v:
物联网学报, Vol 8, Iss 2, Pp 91-102 (2024)
近年来,物联网(IoT)应用对设备可使用的能量要求不断提高,能量收集(EH)技术成为缓解边缘计算中设备能量短缺问题并延长电池寿命的重要途径。然而,当环境中可再生能源不充足时
Externí odkaz:
https://doaj.org/article/db3db41bd8124f12b1efd8f0408da98c
Autor:
许波, 贺一峻, 李祥霞
Publikováno v:
智能科学与技术学报, Vol 6, Iss 2, Pp 220-231 (2024)
针对数字货币量化交易中存在的问题,即大量且复杂因子以及因子状态空间维度较高,导致交易模型制定策略的准确性和风险控制能力难以兼顾,提出了一种改进的OAC模型——OAC_LSTM_ATT。该
Externí odkaz:
https://doaj.org/article/bccffe5e6f2a466baf07cf35f351689b
Autor:
刘昆麟, 屈新纪, 谭芳, 康红辉, 赵少伟, 施嵘
Publikováno v:
Dianxin kexue, Vol 40, Iss 6, Pp 173-194 (2024)
随着人工智能技术的飞速发展,大语言模型已在众多领域得到了广泛应用。然而,大语言模型可能会生成不准确、有误导性甚至有害的内容,这引发了人们对大语言模型可靠性的担忧,采用
Externí odkaz:
https://doaj.org/article/dcc124ff6b2542fe8c44a99d6b390b6f
Autor:
董相宏, 安俊秀
Publikováno v:
大数据, Vol 10, Iss 3, Pp 109-118 (2024)
新闻推荐系统对新媒体新闻传播有着重要作用。提出了一种以深度强化学习为基础的推荐系统,旨在结合神经网络的表征能力和强化学习的策略选择能力来提升新闻推荐效果。使用动态动作
Externí odkaz:
https://doaj.org/article/262bbe1e4fd34a5abd3a60623d5354de
Publikováno v:
全球能源互联网, Vol 7, Iss 2, Pp 145-154 (2024)
电池健康状态(state of health,SOH)是保证系统安全稳定运行的关键,健康状态估计不准将影响电池的使用性能,甚至引发电池滥用等问题。电池电化学阻抗谱通过宽频范围内电池的阻抗特征
Externí odkaz:
https://doaj.org/article/b167110c8d4e403294575cda9d1d11ac