Results 21 to 30 of about 1,423,689 (155)
Auto-focus technology and its application based on image processing [PDF]
, 2009 Auto-focusing technique is an important method to improve the precision,intelligentization,automatization for the indentation diameter measurement.The paper introduces an auto-focus method of indentation diameter measurement based on image processing ...
Chen, Xiaomei, Yang, Tao, Zuo, Yong
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International Journal of Applied Linguistics, EarlyView.ABSTRACT Self‐directed Learning (SDL) is an important skill for learners of all ages and phases of life. Generative AI facilitates self‐directed second language (L2) learning by providing interactive, personalised access to online resources. However, existing research on AI‐assisted self‐directed L2 learning focuses on adult learners in higher ...
Qing Ma +4 more
wiley +1 more source
, 1991 本文以概率断裂力学的方法为基础,讨论了影响疲劳寿命的材料参数、初始裂纹尺寸和载荷等各参数的敏感性,并对计算疲劳寿命的随机样本容量进行了分析,从而提高了计算速度。另外 ...
梅红, 柳春图
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Rare Metals, Volume 45, Issue 11, November 2026.ABSTRACT As the second most widely used metallic material after steel, research on the corrosion resistance of aluminum (Al) alloys holds great significance. To overcome the inherent limitations of experimental methods in capturing long‐term multifactor corrosion behavior of Al alloys, this review summarizes recent advancements in the multiscale ...
Yue Hou +3 more
wiley +1 more source
World Food Policy, Volume 12, Issue 2, November 2026.ABSTRACT This study explores environmental justice issues in coastal food systems, focusing on conflicts between small‐scale fisheries and the energy sector due to differing goals in managing food and energy sources. It does so by examining the interdependence between institutions, policies, and different types of knowledge; key elements in building ...
Mateus Henrique Amaral +6 more
wiley +1 more source
World Water Policy, Volume 12, Issue 4, November 2026.ABSTRACT Biochemical oxygen demand (BOD) remains a core indicator of organic pollution in freshwater monitoring, but its role in water policy and practice is changing as water‐quality assessment moves toward predictive, integrative, and decision‐support approaches.
Isadora Favero Roque Cenci +5 more
wiley +1 more source
Policy Studies Journal, Volume 54, Issue 4, November 2026.ABSTRACT Public consultations are a cornerstone of democratic policymaking, yet the sheer volume and heterogeneity of submissions often overwhelm traditional analysis. Emerging large language models (LLMs) offer new opportunities for making sense of such data, but their performance in contexts with high linguistic and technical diversity remains ...
Edgar Mathevet, Lauriane Cailleux
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, 1991 本文以(由页)塘河为例,研究了中小河流水质模型参数,提出了一整套更为简便易行的估计中、小河流模型参数的方法,分析了准确估计模型参数的影响因素,得到了适用于(由页)塘河水质模型参数K_1、K_2、K_3及D_L的估计结果.该结果可直接应用于(由页)塘河的水质数值模拟,对于其它中 ...
徐丰
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Rare Metals, Volume 45, Issue 10, October 2026.ABSTRACT To improve the strength–toughness balance of IN718, and alleviate the brittleness commonly associated with refractory high‐entropy alloys, this study proposes a novel strategy to fabricate defect‐free IN718/WMoTaNb heterogeneous multiprincipal element alloy coatings via laser‐directed energy deposition.
Zhao Wang +7 more
wiley +1 more source
Dianci bileiqi对电气设备地震动响应分析应用较多的主要有两种方法——振型分解反应谱法和动力时程法，其中某些关键动力参数的取值在电气设备抗震相关规范中并没有具体规定，实际分析时往往凭个人经验，致使分析结果因人而异、不尽准确。为了在计算分析阶段通过对关键动力参数准确取值，尽可能真实获取结构动力响应，本研究以特高压支柱式电气设备颇具代表性的两种材质的结构本体及加装减隔震装置后的结构为分析对象，在非线性时程分析方面，通过对动力时程法主要参数：振型参与阶数、地震波及峰值加速度的影响对比分析 ...
陈忆前, 潘飞, 彭伟, 刘洋
doaj +2 more sources