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21.

This study examined the factors that contributed to the development and maintenance of expert athletic performance. Four men and six women having won at least two gold medals at separate Olympics and/or World Championships were interviewed using an in-depth, open-ended, and semi-structured approach (Patton, 1987). The qualitative data were analyzed both inductively and deductively. Results revealed that the athletes progressed through four stages throughout their career: the Sampling, Specializing, Investment, and Maintenance Years. Common findings were that at an elite level, contextual factors included parents, coaches, teammates/ friends, support staff, other athletes, and school/education. Personal characteristics pertained to self-confidence, motivation, creativity, and perseverance. Training involved technical, tactical, physical, and mental components and was influenced by quantity, quality, intensity, and recovery. Competition factors concerned meticulous planning, evaluations, dealing with pressure, expectations, and adversity, and focusing on the process rather than the outcome of events. Implications to increase the quality of experience of athletes are discussed.  相似文献   
22.
The present study investigated whether facial expressions modulate visual attention in 7-month-old infants. First, infants' looking duration to individually presented fearful, happy, and novel facial expressions was compared to looking duration to a control stimulus (scrambled face). The face with a novel expression was included to examine the hypothesis that the earlier findings of greater allocation of attention to fearful as compared to happy faces could be due to the novelty of fearful faces in infants' rearing environment. The infants looked longer at the fearful face than at the control stimulus, whereas no such difference was found between the other expressions and the control stimulus. Second, a gap/overlap paradigm was used to determine whether facial expressions affect the infants' ability to disengage their fixation from a centrally presented face and shift attention to a peripheral target. It was found that infants disengaged their fixation significantly less frequently from fearful faces than from control stimuli and happy faces. Novel facial expressions did not have a similar effect on attention disengagement. Thus, it seems that adult-like modulation of the disengagement of attention by threat-related stimuli can be observed early in life, and that the influence of emotionally salient (fearful) faces on visual attention is not simply attributable to the novelty of these expressions in infants' rearing environment.  相似文献   
23.
Cortical operational synchrony during audio-visual speech integration   总被引:3,自引:0,他引:3  
Information from different sensory modalities is processed in different cortical regions. However, our daily perception is based on the overall impression resulting from the integration of information from multiple sensory modalities. At present it is not known how the human brain integrates information from different modalities into a unified percept. Using a robust phenomenon known as the McGurk effect it was shown in the present study that audio-visual synthesis takes place within a distributed and dynamic cortical networks with emergent properties. Various cortical sites within these networks interact with each other by means of so-called operational synchrony (Kaplan, Fingelkurts, Fingelkurts, & Darkhovsky, 1997). The temporal synchronization of cortical operations processing unimodal stimuli at different cortical sites reveals the importance of the temporal features of auditory and visual stimuli for audio-visual speech integration.  相似文献   
24.
This article presents VQone, a graphical experiment builder, written as a MATLAB toolbox, developed for image and video quality ratings. VQone contains the main elements needed for the subjective image and video quality rating process. This includes building and conducting experiments and data analysis. All functions can be controlled through graphical user interfaces. The experiment builder includes many standardized image and video quality rating methods. Moreover, it enables the creation of new methods or modified versions from standard methods. VQone is distributed free of charge under the terms of the GNU general public license and allows code modifications to be made so that the program’s functions can be adjusted according to a user’s requirements. VQone is available for download from the project page (http://www.helsinki.fi/psychology/groups/visualcognition/).  相似文献   
25.
26.
Depression is one of the most common health problems in the developed world. Previous research has primarily investigated the relationship between depression and voting, largely overlooking its cognitive foundations. We turn to political efficacy as a key political attitude and precondition for political engagement. We build on research into the cognitive aspects of depression to construct arguments linking depression, political efficacy, and voting. Using cross-sectional (European Social Survey) and longitudinal (U.K. Household Longitudinal Study) data, we find evidence for a negative relationship between depression and political efficacy, that depression reduces external but not necessarily internal political efficacy, and for an accumulation effect of depression on (external) political efficacy. We also show that political efficacy is a crucial mechanism for the depression–voting gap. Our research has important implications for political representation.  相似文献   
27.
The aim of the study was to analyze which maternal factors (depressive symptoms, effect of life events, maternal sensitivity and structuring) and infant characteristics (temperament, social withdrawal symptoms, interactive behavior, genotype, gender) contribute to shared pleasure (SP) in parent–infant interaction. Participants were 113 mother–infant dyads. The mothers filled in the Edinburgh Postnatal Depression Scale, the Infant Behavior Questionnaire, and the Life Events Questionnaire. The dyads were videotaped in a free-play situation, and the videos were analyzed using the Alarm Distress Baby Scale and the Emotional Availability Scales. The infants were genotyped for four genes involved in emotion regulation. The occurrence and duration of SP (SP-MD) in mother–infant interactions were analyzed from the videotapes. Higher maternal sensitivity and depressive symptoms, better infant responsiveness, and the infant having the GG variant of the gene tryptophan hydroxylase isoform 2 (TPH2) -307 were associated with the occurrence of SP. Lower level depressive symptoms, better maternal structuring, and greater infant involvement were associated with the longer duration of SP. Those dyads where the mother and infant were best able to read each other's positive cues and to respond to them were more likely to experience mutual positive affect, as seen in SP.  相似文献   
28.
This study investigated recursive relations between confidence in achieving work‐related goals and work exhaustion among employees who participated in an intervention to reduce their burnout. Thirty‐six employees of age 33–59 years suffering from severe burnout (28 females and 8 males) filled in burnout and well‐being measures before and after a 10‐month therapeutic intervention. They also filled in weekly measures of confidence in work‐related goals (progress and capability) and work exhaustion throughout the intervention, as well as 4 weeks before and 4 weeks afterwards. Intra‐individual variation was modelled using dynamic factor analyses. The results showed that, for most participants, confidence in work‐related goals and work exhaustion during a given week could be predicted from those of the preceding week. Moreover, high self‐esteem predicted low weekly stability in goal confidence, whereas high burnout contributed to high weekly stability in work exhaustion. The intra‐individual stabilities in goal confidence and exhaustion also predicted which of the participants benefited from the intervention in terms of increasing well‐being and decreasing work‐related stress.  相似文献   
29.
TRUE EMOTIONS     
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30.
Mikko Yrjönsuuri 《Topoi》1997,16(1):15-25
In this paper, Ockham's theory of an ideal language of thought is used to illuminate problems of interpretation of his theory of truth. The twentieth century idea of logical form is used for finding out what kinds of atomic sentences there are in OckhamÕs mental language. It turns out that not only the theory of modes of supposition, but also the theory of supposition in general is insufficient as a full theory of truth. Rather, the theory of supposition is a theory of reference, which can help in the determination of truth values within the scope of simple predications. Outside this area, there are interesting types of sentences, whose truth does not depend on whether the terms supposit for the same things or not for the same things.  相似文献   
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