全文获取类型
收费全文 | 597篇 |
免费 | 89篇 |
国内免费 | 139篇 |
出版年
2024年 | 3篇 |
2023年 | 13篇 |
2022年 | 21篇 |
2021年 | 29篇 |
2020年 | 25篇 |
2019年 | 29篇 |
2018年 | 27篇 |
2017年 | 42篇 |
2016年 | 37篇 |
2015年 | 27篇 |
2014年 | 31篇 |
2013年 | 59篇 |
2012年 | 43篇 |
2011年 | 48篇 |
2010年 | 52篇 |
2009年 | 38篇 |
2008年 | 45篇 |
2007年 | 52篇 |
2006年 | 47篇 |
2005年 | 31篇 |
2004年 | 20篇 |
2003年 | 13篇 |
2002年 | 15篇 |
2001年 | 5篇 |
2000年 | 15篇 |
1999年 | 10篇 |
1998年 | 7篇 |
1997年 | 5篇 |
1996年 | 3篇 |
1995年 | 7篇 |
1994年 | 2篇 |
1992年 | 5篇 |
1991年 | 2篇 |
1990年 | 3篇 |
1989年 | 1篇 |
1987年 | 1篇 |
1985年 | 1篇 |
1984年 | 3篇 |
1983年 | 1篇 |
1981年 | 6篇 |
1979年 | 1篇 |
排序方式: 共有825条查询结果,搜索用时 15 毫秒
161.
Yixin Hu Rui Liao Weiling Chen Xiangwei Kong Jingyi Liu Dongxu Liu Phil Maguire Shengqi Zhou Dawei Wang 《Scandinavian journal of psychology》2020,61(5):634-641
We investigated the role of inhibition failure in Obsessive Compulsive Disorder (OCD) through an eye tracking experiment. Twenty-five subjects with OCD were recruited, as well as 25 with Generalized Anxiety Disorder (GAD) and 25 healthy controls. A 3 (group: OCD group, GAD group and control group) × 2 (target eccentricity: far and near) × 2 (saccade task: prosaccade and antisaccade) mixed design was used, with all participants completing two sets of tasks involving both prosaccade (eye movement towards a target) and antisaccade (eye movement away from a target). The main outcome was the eye movement index, including the saccade latency (the time interval from the onset of the target screen to the first saccade) and the error rate of saccade direction. The antisaccade latency and antisaccade error rates for OCDs were much higher than those for GADs and healthy controls. OCDs had longer latency and error rates for antisaccades than for prosaccades, and for far-eccentricity rather than near-eccentricity stimuli. These results suggest that OCDs experience difficulty with behavior inhibition, and that they have higher visual sensitivity to peripheral stimuli. In particular, they show greatest difficulty in inhibiting behavior directed towards peripheral stimuli. 相似文献
162.
163.
The main purpose of this study was to investigate possible differences in speed and accuracy of motor execution among female soccer players in an Expert Soccer group, a Novice Soccer group, and a Closed-skill Athlete group. There were two main findings. Firstly, both soccer groups performed better than the Closed-skill Athletes on speed and accuracy of motor execution. Secondly, there were no significant differences between Expert and Novice soccer players in the speed and accuracy of motor execution. 相似文献
164.
发掘情感策略的实验研究 总被引:7,自引:0,他引:7
将对内含隐性情感因素的教材内容实施情感性处理的一种策略——发掘情感策略运用于语文教学,进行现场的教学实验研究。研究结果表明:在内含隐性情感因素的文科教材内容中,可以运用发掘情感策略来对其进行情感性处理;这对促进学生的认知学习和情感发展、提高课堂教学质量是有效的。 相似文献
165.
Jeffrey N. Rouder Jun Lu Dongchu Sun Paul Speckman Richard Morey Moshe Naveh-Benjamin 《Psychometrika》2007,72(4):621-642
The theory of signal detection is convenient for measuring mnemonic ability in recognition memory paradigms. In these paradigms,
randomly selected participants are asked to study randomly selected items. In practice, researchers aggregate data across
items or participants or both. The signal detection model is nonlinear; consequently, analysis with aggregated data is not
consistent. In fact, mnemonic ability is underestimated, even in the large-sample limit. We present two hierarchical Bayesian
models that simultaneously account for participant and item variability. We show how these models provide for accurate estimation
of participants’ mnemonic ability as well as the memorability of items. The model is benchmarked with a simulation study and
applied to a novel data set.
This research is supported by NSF grants SES-0095919 and SES-0351523, NIH grant R01-MH071418, a University of Missouri Research
Leave grant and fellowships from the Spanish Ministry of Education and the University of Leuven, Belgium. 相似文献
166.
Neural substrates of word generation during stroke recovery: the influence of cortical hypoperfusion
Prabhakaran V Raman SP Grunwald MR Mahadevia A Hussain N Lu H Van Zijl PC Hillis AE 《Behavioural neurology》2007,18(1):45-52
Several studies have demonstrated reorganization of cognitive and motor function caused by stroke. This study examined the influence of hypoperfused brain regions, in addition to the area of the infarct itself, on reorganization of the cognitive processes underlying word generation in stroke patients. In addition, we also sought to determine the influence of hypoperfusion on the blood oxygen level dependent/(BOLD) effect. Subjects with left and right subacute or chronic subcortical strokes, along with normal controls, were imaged while performing a verbal fluency task (word generation). The study population included six normal subject and six stroke patients with subcortical infarcts and cortical hypoperfusion in the middle cerebral artery territory who had recovered or improved markedly in word fluency. While normal subjects displayed a left-lateralized fronto-temporo-parietal and bilateral cingulo-striatal-thalamic-cerebellar network, the activation pattern of stroke patients was determined both by the hypoperfused regions and infarcted areas of the brain. Specifically, patients showed diminished BOLD effect in the cortical regions that were hypoperfused, even though their infarcts were subcortical, and showed increased BOLD effect in the homologous regions of the normal hemisphere. This finding raises the possibility that cortical hypoperfusion in the absence of infarct can cause shift of language functions to the opposite, intact hemisphere. However, reduced BOLD effect in the task relative to rest was found in hypoperfused regions in two patients, raising the possibility that regional function persisted, even though vascular reactivity was impaired. Results illustrate the complexities of functional imaging studies of recovery in patients with vascular lesions. 相似文献
167.
团队后援行为指成员间的作业互助行为,使团队能动态地调整分配资源和能力,从而提高团队绩效。文章首先介绍后援与组织公民行为、关系绩效等概念的异同。然后介绍影响后援行为的三大类因素:个体因素、团队因素、组织因素。再介绍后援行为的两种测量方法:非判断性测量和判断性测量法。最后对今后的研究提出几点启示。 相似文献
168.
169.
170.
目前关于交通伦理的研究尚处于关注具体问题的各论性初级研究阶段,其研究的基本思路是:以"人本原则"引申出的"安全"、"便捷"、"公正"、"舒适"、"生态"原则为价值向度,对交通主体之间、客体之间、交通主客体之间多方面的伦理关系及其矛盾冲突进行理性的审视、质疑、评判,论证,寻求伦理权衡机制与解困的共识,从而为交通从冲突走向和谐提供伦理导向与支持. 相似文献