Results 131 to 140 of about 5,173,671 (208)

Running With Scissors? Integrating GPT Models Into Public Policy Research

open access: yesPolicy Studies Journal, EarlyView.
ABSTRACT The integration of large language models (LLMs) into public policy research presents both exciting opportunities and methodological challenges. This research note explores how OpenAI's GPT can be used to semi‐automate the annotation of legislative testimony within the Advocacy Coalition Framework, focusing on emotion‐belief dyads.
Giulia Mariani, Allegra H. Fullerton
wiley   +1 more source

国家基本资源与环境遥感数据库

open access: yes, 2001
全国资源环境遥感数据库是在“九五”国家科技攻关项目“国家级基本资源与环境遥感动态信息服务体系的建立(96-B02-01)”等项目的支持下,依靠遥感和GIS技术建设完成的。据均采用双标准纬线等面积割圆锥投影方式,具有一致的空间地理坐标。图像、图形、属性和照片等数据信息相互补充、相互印证。陆地卫星TM影像库和土地利用数据库均为我国首次建设完成。依靠人机交互判读分析和实地验证,形成了全国各大区域的土地利用遥感判读标志,建立了实况照片数据库,保证了土地利用数据的质量。数据库成果在政府决策、规划管理 ...
赵晓丽   +16 more
core  

Dead Ends and Policy Change in Chinese Experimental Governance

open access: yesGovernance, Volume 39, Issue 4, December 2026.
ABSTRACT Not all policy change is expansive, yet non‐expansive trajectories remain underexamined. This article introduces the concept of dead ends: a stage of the policy process in which initiatives cease to develop or be implemented in their existing form, structuring subsequent policy change such as rollback, redirection, or termination.
Vincent Brussee
wiley   +1 more source

数据挖掘与成矿预测的技术研究[C]

open access: yes, 2011
地质矿产及相关的空间数据中包含大量隐含的信息和有用的知识,这些信息和知识对区域地质勘察和成矿预测工作都非常重要。但如果不能充分有效地将有用信息提取出来,那么这些数据也就成了没有意义的数字符号,这就会造成很大的资源浪费,也使花费大量人力、物力和财力获取的数据大大贬值。如何才能从已有数据库的海量数据中高效地提取出用于下一步分析的目标数据,以及使用什么样的数据挖掘算法从目标数据中获取有价值的信息和知识就对发展高效的数据挖掘方法和技术提出了更高的要求。本文以数据挖掘和成矿预测为出发点 ...
周曙光   +7 more
core  

Environmental Justice in the Brazilian Coastal Food Systems: Policies, Institutions, and Knowledges on Small‐Scale Fishers and Energy Development

open access: yesWorld 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

《广西及东盟区域可持续发展目标数据集专题》卷首语

open access: yes中国科学数据
邱 玉宝   +4 more
doaj   +1 more source

Addressing the Right to Food Through Food Expenditure Burdens: Distributional Evidence Among Low‐Income Farming Families in Brazil (2012–2023)

open access: yesWorld Food Policy, Volume 12, Issue 2, November 2026.
ABSTRACT Household food expenditure continues to be a key factor in ensuring the realization of the Human Right to Adequate Food. Particularly in Brazil, access to food can be limited by economic constraints in vulnerable families, especially among farming families, who have been more vulnerable to food insecurity in recent years in the country.
Lucas de Almeida Moura   +3 more
wiley   +1 more source

Preface of the Sustainable Development Goals (SDGs) Datasets for Guangxi and ASEAN

open access: yes中国科学数据
邱 玉宝   +4 more
doaj   +1 more source

数据中心光网络组网及抗毁技术发展趋势

open access: yesGuangtongxin yanjiu, 2017
随着云计算、大数据和互联网应用等新型业务的迅猛发展,作为其支撑设施的数据中心也得到了快速的建设和发展。光互连具有高速、大容量和低时延的优势,被广泛地应用于数据中心组网中。然而频繁发生的自然灾难和人为破坏对数据中心及数据中心光网络的可用性造成巨大的威胁,直接影响到数据中心的业务提供,因此数据中心光网络的抗毁技术一直是数据中心光网络运营者研究的重点。文章介绍了目前数据中心的组网现状,分析和对比了数据中心光网络最常用的抗毁技术,并根据当前数据中心光网络的发展趋势,阐述了未来数据中心光网络抗毁技术的发展方向。
宋学鹏, 刘晶晶
doaj  

From Indicator to Prediction: Five Decades of Biochemical Oxygen Demand Research in Tropical Freshwaters

open access: yesWorld 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

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