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161.
This paper presents experiences and reflections on the use of a participatory research methodology under the difficult conditions of a war situation in northern Uganda. We draw from two complimentary approaches in action research to explain our methodology while doing research on the reintegration of formerly abducted children. First, the experience oriented approach, which emphasizes the need to articulate experience as a basis for learning and knowledge. Second, the exemplary participatory approach which highlights the importance of enhancing empowerment and the need to find solutions for social problems. We find these two approaches useful for doing action research in a conflict area because of their emphasis on experience and empowerment respectively. In our research, experience is important because of the children's encounter with the Lord's Resistance Army (LRA) rebels that both needs to be understood and justifies reintegration. On the otherhand, empowerment is important for our assumption that the children's experience and encounter with the LRA has disempowering effects on them. We demonstrate the use of the approaches in our research by enhancing participation, balancing power relations and being aware of ethical issues while at the same time attempting to make the research valid inspite of the challenges. Copyright © 2010 John Wiley & Sons, Ltd.  相似文献   
162.
How is an aiming movement toward a visual target amended when the target suddenly steps to a new position just before or after the movement has started? Three hypotheses are examined: (1) the initial movement needs to be actively terminated before the new movement can be planned and executed, (2) substitution of the initial target position code results, after a normal RT, in the simultaneous termination of the initial movement and initiation of the movement to the new target position, or (3) a second movement from the initial to the second target is initiated after a normal RT, and superimposed on the ongoing movement toward the initial target. The substitution hypothesis assumes a highly continuous and parallel mode of operation of the perceptual-motor system, whereas the other hypotheses assume a distinctly discrete mode of operation. Detailed analyses of double-step movement trajectories clearly favored the substitution hypothesis. These results are discussed with reference to current views on motor control, overlapping-task performance, and the discrete-continuous issue. It is argued that the nature of the perception-action interface depends on the ideomotor compatibility of the task. Perceptual and motor processes operate in a highly continuous and parallel fashion in ideomotor compatible tasks, whereas the interposition of a limited-capacity response selection mechanism results in a discrete and intermittent mode of communication between these processes in non-ideomotor compatible tasks.  相似文献   
163.
Understanding the meaning of an emergency exit sign is essential for escaping from a building during a disaster. According to International Organization for Standardization 7010:2011, there are leftward and rightward running‐man exit signs indicating the location of an exit door. However, there is neither an application rule regarding which direction the sign should point nor a rule for where it should be attached in the horizontal dimension. We examined the effect of the heading direction of the running man and its horizontal locations on the selection of exit directions. A modified spatial Stroop task as an unforced‐choice task was designed by combining the running man's heading direction and its horizontal location. The results showed both facilitation and inhibition effects, conflict adaptation, and post‐error slowing reflecting top‐down control. These findings suggest that the heading direction of the running‐man exit sign includes evident directionality. This should be considered in designing and establishing standardized emergency exit signs. Copyright © 2016 John Wiley & Sons, Ltd.  相似文献   
164.
Science and Engineering Ethics - Automated technologies and robots make decisions that cannot always be fully controlled or predicted. In addition to that, they cannot respond to punishment and...  相似文献   
165.
Past research has established that personal religiosity is positively associated with a sense of meaning in life. However, it has largely overlooked how religious others influence one's own life meaning. Given that a marital partner may be the most influential other in a person's everyday life, this study aims to examine how the religiosity of one's spouse is associated with the sense of meaning in life of the self, regardless of the religiosity of the self. Moreover, this study assesses whether this association differs by gender. Analysis of data from the 2006 Portraits of American Life Study reveals that spousal religiosity is positively associated with the partner's meaning in life, net of the partner's own religious commitment. However, these observed patterns do not vary by gender. Overall, these observations highlight the importance of social contexts in which others’ religious attributes are related to one's own meaning in life.  相似文献   
166.
This study examines whether belief in supernatural evil is associated with mental health. In addition, it assesses how secure attachment to God moderates this association and how gender conditions the moderating effect of secure attachment to God. Among a variety of mental health outcomes, this study focuses on general mental health problems as well as anxiety-related disorders (e.g., general anxiety, social anxiety, and paranoia). Using data from the 2010 Baylor Religion Survey (N = 1,627), the analyses reveal that belief in supernatural evil is positively associated with general anxiety and paranoia. In addition, secure attachment to God buffers the positive associations between belief in supernatural evil and social anxiety and paranoia. Yet, when general mental health problems and general anxiety serve as the outcome measures, secure attachment to God attenuates the positive associations of belief in supernatural evil with mental health only for women, but not men. These results underscore the ways that religious beliefs have both positive and negative implications for mental health. Furthermore, they highlight the importance of gender in the complex relationships between religious beliefs and mental health.  相似文献   
167.
We explored whether hypochondriacal patients selectively search for threat-confirming information when asked to judge the validity of conditional rules in the context of general and health threats. We also explored several factors that may underly participants' information selection (e.g., believability of the rule). Hypochondriacal patients (n = 20) and healthy controls (n = 20) were presented with modified Wason Selection Tasks (WSTs). The WSTs contained safety rules and danger rules. In the context of general threat, both groups of participants adopted a verificationistic strategy in the case of danger rules and a Popperian strategy in the case of safety rules. Importantly, only hypochondriacal persons showed a similar threat-confirming reasoning pattern in the context of health threat. The latter finding contrasts with the earlier study of de Jong et al. (1998) [de Jong, P. J., Haenen, M.-A., Schmidt, A., & Mayer, B. (1998a). Hypochondriasis: the role of fear-confirming reasoning. Behaviour Research and Therapy, 36, 65-74; de Jong, P. J., Mayer, B., van der Hijden, B., B?gels, S., & van den Hout, M. (1998b). Better safe than sorry: reasoning with conditionals in the context of threat. Submitted for publication.] in which both hypochondriacs and healthy controls showed a threat-confirming strategy in the domain of health threat. The WSTs in that study however, contained a (unintended) worry manipulation ("after hearing this, you get worried"), which might have induced a reasoning strategy in controls that is normally restricted to hypochondriacs. Taken together, the present results sustain the idea that the perception of threat activates a better safe than sorry strategy. In the case of phobic threats, such a reasoning strategy immunizes against refutation of phobic convictions.  相似文献   
168.
This paper investigates the logarithmic least squares (LLSM) approach to Saaty's (Journal of Mathematical Psychology, 1977, 5, 234–281) scaling method for priorities in hierarchical structures. It is argued that statistical criteria are important in deciding the scaling method controversy. It is shown that LLSM is statistically optimal under a number of realistic and practical models. Variances and covariances of parameter estimates are derived. The covariance matrix associated with overall priority differences is also developed. These results allow for a significance analysis of apparent priority differences.  相似文献   
169.
Use of partial stimulus information in response processing   总被引:1,自引:0,他引:1  
We examined the reaction time benefit that is obtained when salient features of the stimulus set and response set correspond. Components of the event-related brain potentials were used to measure the timing of stimulus-related and response-related processes in order to determine the locus of this effect. Of particular importance was the development of a new index of selective response preparation, the corrected motor asymmetry (CMA). We found no evidence for the use of preliminary, partial stimulus information in response preparation. These results suggest that the benefit is located primarily in response selection processes and probably reflects a more efficient algorithm for stimulus-response translation. Also, we found trial-to-trial variability in the duration of response selection to be the major determinant of variability in reaction time, whereas the durations of subsequent response-related processes were relatively invariant. Implications of these results for discrete and continuous models of choice reaction performance are discussed.  相似文献   
170.
Interference effects on task performance in conflict situations might reflect real limitations in inhibitory capabilities or failures to fully or consistently utilize such capabilities in executive control of task performance. We propose that useful clues regarding the actual cause of interference effects may be obtained from examination of their robustness within and between experimental conditions. We illustrate this approach for two major types of interference effects that have commonly been attributed to fundamental inhibitory limitations: Stroop-type interference and residual switch costs. We present results that indicate that these effects may not be unavoidable consequences of fundamental inhibitory limitations but may stem from goal neglect, i.e., failures to fully or effectively deploy inhibitory capabilities. These results indicate that, in addition to mean performance levels, variability of task performance may provide a valuable source of evidence regarding the actual cause of performance limitations or deficits in conflict situations.  相似文献   
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