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社交媒体在科学传播中扮演的角色日益重要,在促进争议科学题材的传播中发挥的作用尤为显著。本文以世界上最大的社交视频网站You Tube中的转基因食品短片为案例,从传播主体、媒介框架和传播技巧三方面来分析社交媒体的框架建构过程。研究发现,在You Tube网站上美国的各种社会组织抢占了绝对的话语主导权,媒体也有积极参与,而政府和科研机构基本处于失语状态。在媒介框架上,最多的一类是关于食品安全、经济和科技的话题,且大部分都具有负面属性。在塑造技巧上,最受欢迎的短片大部分具有刺激性标题、诉诸于情感和特定价值、制造矛盾吸引受众三个显著特点。 相似文献
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基于我国建筑施工企业科技成果转化特点和现状,分析制约建筑企业科技成果转化因素。以科技成果形成源头为切入点,通过强化企业在科技成果转化过程中的主体作用,对建筑企业科技成果从形成到落地转化的全过程提出对策措施,以期推进科技成果转化,达到促进建筑行业产业升级和科技进步的目标。 相似文献
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This article reviews and critiques the ego concept. Except for the modern conflict theorists, most schools of contemporary psychoanalytic thought tend to eschew metapsychology and the concept of the ego. The author reviews modern conflict theory and the functions of metapsychology and the ego. Conflict theorists assert that their approach bears little resemblance to Freud's drive reduction model. Current theory focuses on conflict, bodily urges, unconscious fantasy, and defense but also views developmental issues, reality pressures, and interpersonal interactions as important. The author argues that conflict theorists incorporate the old metabiology into their formulations. He uses evidence from evolutionary biology, psychological science, and systems theory to suggest that the ego be viewed as a self-generating process, functioning within evolutionary constraints and capable of reacting to contingent circumstances in a self-enhancing fashion. Finally, he discusses the implications of this view on the clinical controversies surrounding the role and function of neutrality. (PsycINFO Database Record (c) 2010 APA, all rights reserved) 相似文献
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新型研发机构不仅是国家创新体系建设的生力军和桥头堡,更被寄托为我国当前探索建立现代科研院制度的“特区”和国家科技体制改革最具活力的“试验田”.研究从科技体制改革进程出发,对国家与地方科技创新政策设计和实践探索进行梳理,重点围绕国家深化科技体制改革的客观需求和国家创新动力转换的必然选择两个角度,对新型研发机构作为我国科技体制改革的“试验田”、“特区”的概念内涵,以及新型研发机构的产生背景与现实契机等问题进行了系统的论述,旨在为国家制定相关政策引导扶持、促进新型研发机构高质量发展提供理论支撑,为进一步剖析我国新型研发机构的形成动因、战略定位和功能作用等学理分析奠定基础. 相似文献
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At some point in their careers, clinicians who work or consult in forensic and correctional settings will almost certainly encounter individuals who exhibit psychopathic personality features. Because of the widespread use of this disorder to inform legal and clinical decision making, psychologists should be exceedingly familiar with the relevant research literature on this topic before venturing into these settings. This article reviews the empirical bases of several clinically relevant claims and assertions regarding psychopathy and concludes that many areas of research are decidedly more equivocal in their findings than is commonly perceived. Although there is much to be gained by assessing psychopathy in various contexts, clinicians need to be cautious about drawing overzealous and empirically questionable conclusions about an important disorder that also has great potential for abuse. (PsycINFO Database Record (c) 2010 APA, all rights reserved) 相似文献
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Psychoanalysis is defined as a method and as an ontology of mental life. Its controversies are discussed both in terms of those within the discipline and in terms of the attacks on its scientificity by the proponents of "normal science" (analytico-referential or logical-empiricist). It is argued that the discoveries achieved by the free-associative method call into question the metaphysical assumptions on which all "normal science" is constructed. By showing that human consciousness is composed contradictorily of two dimensionalities of meaningfulness (semiosis and desire), psychoanalytic method challenges the axioms of a centered or unified rational subject that can aspire to formulate univocal "truths" about the self and its world. Our discipline thereby insists on a new notion of truth and of the knowing subject's relation to its own being. It is suggested that psychoanalysis is thus a "revolutionary science," in ways that have yet to be fully comprehended, and its method implies a critique of the underlying precepts of all mainstream psychology. (PsycINFO Database Record (c) 2011 APA, all rights reserved) 相似文献
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科技管理领域热点主题抽取过程主要历经文本挖掘技术中的数据采集与清洗、信息抽取、主题分析三个阶段。其中,热点主题抽取采用TF-IDF信息抽取算法,主题聚类采用共现方法中的合并聚类。通过热点主题抽取、趋势分析和聚类分析,可以实现领域热点工作的提前预测和科学决策,有助于推动政务领域信息的智能化和知识化。 相似文献
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Review of book: Manuel Furer, Edward Nersessian, and Carmela Perri (Eds.) Controversies in contemporary psychoanalysis: Lectures from the faculty of the New York Psychoanalytic Association. Madison, CT: International Universities Press, 1998, xiv + 197 pp.. Reviewed by Antonio R. Virsida (PsycINFO Database Record (c) 2010 APA, all rights reserved) 相似文献
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