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991.
高兵  杨玉芳 《心理学报》2008,40(4):381-388
通过眼动实验,考察了语篇理解中整体语境和局部语境对代词理解的影响。实验一是预备实验,发现名词与动词词组之间关系的典型性不同,整合的速度也不一样。实验二发现,代词的理解不是一次完成的,代词理解的初期受整体语境的语义偏向影响,而不受局部语境的影响。在第二阶段主要受到局部语境的影响。代词的理解过程比较符合Cook(2004)所提出的两阶段模型  相似文献   
992.
以初中一年级学生为被试,从小学语文六年制课本中选取高熟悉度、高表象性的成语为实验材料,采用三因素混合设计探讨表象对不同透明度成语理解的影响。研究结果表明:初中一年级学生能据所呈现的成语形成表象,并报告出较高的表象清晰度,但表象清晰度与成语理解成绩之间的相关不显著。高透明度成语比低透明度成语更容易被理解。通过有意表象的学习,成语理解成绩得到了显著的提高,尤其是高透明度成语。  相似文献   
993.
篇章阅读的动态理解观和计算机模拟的应用   总被引:1,自引:0,他引:1  
篇章阅读中信息加工的研究一直是文本心理学以及相关科学研究的热点问题。近几年,篇章阅读的动态理解观和计算机模型的影响力正逐步增大。与先前阅读加工观相比,动态理解观整合了阅读的即时加工和延时表征以及两者之间动态的相互关系,并试图捕捉篇章中的每一概念在整个阅读过程中不断变化的激活情况。利用计算机模型研究阅读加工则不像以往的研究方法都需要利用被试的实际阅读反应,在阅读理论的基础上编制的计算机模型能够模拟出人们阅读中的即时表现和阅读后的记忆内容,模拟的数据与行为学实验结果也非常一致  相似文献   
994.
采用事件相关电位(ERP)技术来研究重读如何影响口语加工中早期的选择性注意分配。并进一步研究重读的这种注意调控作用是否受声调的影响。实验以单个句子为实验材料,结果发现重读比不重读条件下的关键词更早的引起一个早期负波(N1),并且引起更大的N400。在两个时间窗口重读的效应都不受声调的调控。这些结果表明,在自然的口语理解过程中,重读能够快速的调控早期选择性注意的分配,并影响接下来的语义加工的深度。  相似文献   
995.
青少年问题性社交网络使用是世界范围内受到普遍关注的问题。问题性社交网络使用常被称作“社交网络成瘾”、“病理性社交网络使用”或“社交网络过度使用”, 概念和界定标准还没有达成一致看法。青少年合理的社交网络使用对促进社交关系的建立、维持和发展有积极意义, 但问题性社交网络使用却对青少年的身心发展产生消极影响。对青少年问题性社交网络使用发生机制的探讨, 将为问题性社交网络的干预引导提供依据。未来的研究应对问题性社交网络使用的概念和界定标准进行澄清, 用多维视角的方法开展问题性社交网络使用发生机制的深入研究, 加强对问题性社交网络使用的理论建构和干预研究。  相似文献   
996.
This research was conducted to assess the impact of a parent-based verbal responsive intervention, aiming to enhance parents’ responsiveness and communication strategies, by way of a sample of parents and their preschool-aged children with a clinical level of externalizing behavior problems. Twenty-one parents received the intervention, consisting of eight 1.5-hour sessions. The study tested the hypothesis that the intervention led to an improvement in parenting variables and a decrease in children’s behavior problems, assessed by a multimethod procedure. The results partially confirmed the prediction, as they showed an enhancement of parents’ responsiveness and parent self-efficacy belief, which are promising findings, but no modifications of negative practices. These effects persisted for 4 months after the intervention. Moreover, a decrease in children’s externalizing behavior problems was reported by parents in a questionnaire, but this was not confirmed by an observational paradigm. This last result seems to show that a parent-implemented verbal responsive intervention is necessary for some children with externalizing behavior difficulties but often insufficient, and has to be part of a multidisciplinary treatment approach.  相似文献   
997.
学习困难学生阅读理解监视的实验研究   总被引:5,自引:1,他引:4  
以62名学习困难学生和63名优生为被试,采用错误觉察技术对优差生的阅读理解监视进行了实验研究。结果表明:(1)对内部不一致与外部不一致的觉察能力,学习困难学生显著弱于优生;(2)外部不一致觉察水平与基于理解自信度评价的理解监控水平之间有显著的相关,但方向不一致;内部不一致觉察水平与基于理解自信度评价的理解监控水平之间相关显著,且方向一致。  相似文献   
998.
In the last 20 years many multi-objective linear programming (MOLP) methods with continuous variables have been developed. However, in many real-world applications discrete variables must be introduced. It is well known that MOLP problems with discrete variables can have special difficulties and so cannot be solved by simply combining discrete programming methods and multi-objective programming methods. The present paper is intended to review the existing literature on multi-objective combinatorial optimization (MOCO) problems. Various classical combinatorial problems are examined in a multi-criteria framework. Some conclusions are drawn and directions for future research are suggested.  相似文献   
999.
Complexity in solving real‐world multicriteria optimization problems often stems from the fact that complex, expensive, and/or time‐consuming simulation tools or physical experiments are used to evaluate solutions to a problem. In such settings, it is common to use efficient computational models, often known as surrogates or metamodels, to approximate the outcome (objective or constraint function value) of a simulation or physical experiment. The presence of multiple objective functions poses an additional layer of complexity for surrogate‐assisted optimization. For example, complexities may relate to the appropriate selection of metamodels for the individual objective functions, extensive training time of surrogate models, or the optimal use of many‐core computers to approximate efficiently multiple objectives simultaneously. Thinking out of the box, complexity can also be shifted from approximating the individual objective functions to approximating the entire Pareto front. This leads to further complexities, namely, how to validate statistically and apply the techniques developed to real‐world problems. In this paper, we discuss emerging complexity‐related topics in surrogate‐assisted multicriteria optimization that may not be prevalent in nonsurrogate‐assisted single‐objective optimization. These complexities are motivated using several real‐world problems in which the authors were involved. We then discuss several promising future research directions and prospective solutions to tackle emerging complexities in surrogate‐assisted multicriteria optimization. Finally, we provide insights from an industrial point of view into how surrogate‐assisted multicriteria optimization techniques can be developed and applied within a collaborative business environment to tackle real‐world problems.  相似文献   
1000.
Adolescence is a time of rapid physical, neurological, and cognitive transformations, as well as shifts in relationships through the development of new roles across social domains. As an outcome of such transformations, adolescents may become vulnerable to mental-health problems during this period. Therefore, it is important to focus on predictors of mental-health problems to identify effective prevention strategies. This study examined the mediating role of propensity to forgive in the relationship amongst mood and mental health in a sample of female Italian students who consisted of 342 nonreferred adolescents. Participants completed the Positive Affect-Negative Affect Schedule-Short Form, the Heartland Forgiveness Scale, and the General Health Questionnaire. The mediation analysis results suggest that mood has a direct effect on mental-health problems and an indirect effect through propensity to forgive. The results suggest the importance of considering implementing education programmes and forgiveness interventions within clinical practice as a means of reducing mental-health problems.  相似文献   
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