Results 21 to 30 of about 1,498,824 (286)

Reprogramming tumor immune microenvironment by ultrasound‐responsive nanoplatforms for enhanced cancer immunotherapy

open access: yesBMEMat, EarlyView.
Ultrasound‐responsive nanoplatforms reprogram the tumor immune microenvironment by targeting tumor cells, immune cells, and non‐immune stromal cells to enhance the efficacy of cancer immunotherapy. Abstract Cancer immunotherapy represents a significant advancement in cancer treatment by enhancing the specific recognition and elimination of cancer cells.
Shilong Zhao   +4 more
wiley   +1 more source

Policy Networks and Policy Entrepreneurship in the EU: Explaining Structural Policy Change in Pharmaceutical Innovation Incentives and Health Technology Assessment

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT Policy process research has excelled in explaining structural policy change within national settings, but extensions and applications to the EU level have long proven challenging for scholars. Given that the EU is currently experiencing its longest period of Treaty stability since the 1980s—having evolved into a sui generis political system ...
Vassilis Karokis‐Mavrikos
wiley   +1 more source

文本情感可视分析技术及其在人文领域的应用

open access: yes大数据, 2022
情感分析是对信息情感倾向的挖掘,主要用于舆情监测、商品评论分析以及信息检索等方面。随着社交媒体的快速发展,文本数据量呈现爆炸性增长,文本情感分析成为自然语言处理领域重要的研究热点之一。与此同时,由于情感数据具有海量、时变、非结构性、强关联性的特点,能够直观高效地呈现情感倾向的可视分析技术在这个领域得到广泛应用。回顾了近年来的情感可视分析研究,从表现形式——“主题词”“关联”“演变”“时空分布”4个方面阐述文本情感可视分析方法,并对未来情感分析技术及文本情感可视分析研究进行展望。
张伶俐   +6 more
doaj   +1 more source

Digital Rights Activism in Multilevel Governance

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT Multilevel governance (MLG) without a clear hierarchical structure can create power imbalances among various actors, particularly in settings with overlapping jurisdictions and policy areas. This dynamic is especially pronounced in Internet governance, which faces a complex interplay of domestic laws, state interdependence, and heightened ...
Alison Harcourt
wiley   +1 more source

Numerical Methods for Optimal Tax Models and General Equilibrium Tax Models [PDF]

open access: yes, 2005
最適課税および租税政策の分析においては,モデル分析とともに数値分析が重要な位置を占める。税率体系の詳細な分析,最適税率の各種パラメーターの変化に対する感応度の分析,税制変更の厚生効果分析などのためには数値分析が不可欠なためである。最適課税および租税政策の分析に関連し,これまで数値分析を含む数多くの研究が行われてきたが,理論モデル,データ,および数値分析のためのアルゴリズムや計算プログラムなどすべてを明示的に示した研究はごく少数である。このため,解ないし結果の再現が困難な研究が多いばかりでなく ...
古田 俊吉
core   +1 more source

The Distributive Consequences of Active Welfare Policies in Europe

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT This article examines the distributive consequences of active welfare policies in Europe by analysing tier‐specific investments in individualised employment services across four European welfare states: Denmark, Germany, the Netherlands and the United Kingdom.
Deborah Jackwerth‐Rice   +1 more
wiley   +1 more source

Age, embryo donor status, and insemination with chilled semen all predispose to persistent breeding‐induced endometritis in warmblood mares

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Persistent breeding‐induced endometritis (PBIE) is a common reason for mares failing to establish pregnancy. Objective To examine the hypothesis that advancing mare age and embryo donor status predispose to PBIE and compromise fertility.
Tom Stout   +3 more
wiley   +1 more source

2010_2016年国际极地研究综合评价分析 [PDF]

open access: yes, 2017
极地在气候系统、全球资源和战略中具有重要意义,并且随着人类对它的开发,极地研究也日益成为地球与环境科学领域的核心和热点议题。基于Web of Science 数据库收录的2010 - 2016 年SCI文章,利用文献计量方法,结合国际政策和战略,分析了2010 - 2016 年极地研究的发展格局和变化趋势。结果表明: ( 1) 近年来国际极地研究论文年发文量总体呈持续增长态势,年均增幅为3. 6%。( 2)发达国家及高纬度国家是极地领域的主要研究力量,美国占据绝对优势。( 3) 在SCI ...
吴秀平   +4 more
core  

Recent Progress on Enzyme Immobilization: Materials, Strategies, and Applications

open access: yesFood Bioengineering, EarlyView.
Enzyme immobilization technology has undergone substantial evolution driven by advances in materials science. This review systematically examines the recent advances in enzyme immobilization since 2024, with a focused analysis of five major categories of enzyme carriers including covalent organic framework, metal‐organic frameworks, polymers, carbon ...
Shuran Wang   +7 more
wiley   +1 more source

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