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231.
Jun I. Kawahara Takatsune Kumada 《Quarterly journal of experimental psychology (2006)》2017,70(11):2271-2289
The present study examined whether observers are able to establish multiple attentional sets to concurrently monitor two different spatial locations. Observers identified a target letter in red or cyan among nontarget letters of other heterogeneous colours during a temporal feature search. A peripheral distractor display consisted of one item of either the same colour as the current target, and the other potential target colour, or an irrelevant colour that could never be the target. They identified an odd-ball colour letter among homogenous colours during a singleton search. The results revealed that observers maintained multiple attentional sets for detecting two singletons or for targets involving two (or three) features. However, they were unable to maintain a mixture of sets. Moreover, exposure to a distractor containing feature that corresponded to a feature of the current target was advantageous for target identification. The presence or absence of this set-specific capture depended on top-down knowledge and did not occur automatically in the singleton-detection stream. These results demonstrate a limitation in the flexibility of attentional sets. Although two singleton detections were possible, multiple attentional templates for a more complex attentional set could not be maintained concurrently when monitoring multiple rapid serial visual presentations. 相似文献
232.
Many studies have found the font size of to-be-remembered words has a significant influence on judgments of learning (JOLs). However, few studies have investigated whether JOLs are affected by the mental imagery size of to-be-remembered words, even when the font sizes themselves are kept identical in study materials. This study investigated whether the visual mental imagery size influences the participants’ JOLs and what the underlying mechanisms are. In Experiments 1 and 2, participants learned words with identical font sizes, mentally generated large or small imageries and then made JOLs. We found that JOLs under the large imagery condition were significantly higher than those under the small imagery condition, but actual recall performance exhibited no significant difference. In Experiment 3, participants pressed a button immediately after mental imagery generation and showed that it took significantly longer to generate large imageries than to generate small imageries, and the difference in JOLs between two conditions was no longer significant. In Experiment 4, we used a questionnaire to investigate the contribution of beliefs and found that participants believed large imageries were easier to remember. These findings indicate that imagery size has a significant impact on JOLs, in which beliefs may play a leading role. 相似文献
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234.
Xiaowei Ding Jun Yin Rende Shui Jifan Zhou Mowei Shen 《Psychonomic bulletin & review》2017,24(2):447-452
Walking direction is an important attribute of biological motion because it carries key information, such as the specific intention of the walker. Although it is known that spatial attention is guided by walking direction, it remains unclear whether this attentional shift is reflexive (i.e., constantly shifts to the walking direction) or not. A richer interpretation of this effect is that attention is guided to seek the information that is necessary to understand the motion. To investigate this issue, we examined how backward-walking biological motion orients attention because the intention of walking backward is usually to avoid something that walking forward would encounter. The results showed that attention was oriented to the walking-away direction of biological motion instead of the walking-toward direction (Experiment 1), and this effect was not due to the gaze direction of biological motion (Experiment 2). Our findings suggest that the attentional shift triggered by walking direction is not reflexive, thus providing support for the rich interpretation of these attentional effects. 相似文献
235.
已有研究采用掩蔽启动范式证明了负相容效应的存在,但目前对于负相容效应的产生是否依赖于掩蔽刺激还存在激烈的争议。实验共32名大学生被试,采用12个选自汉语情感词语系统的汉字词语为材料,在显示屏刷新率为70HZ的无掩蔽启动范式下操纵启动与目标的时间间隔,让被试对目标词语的效价做出按键反应,记录被试对目标的反应时和错误率。本研究试图基于该时间进程下负相容效应发生的关键点来研究上述争议。结果发现:(1)无掩蔽范式下也存在负相容效应;(2)刺激呈现方式不同相容效应也不同。这表明负相容效应的产生并不依赖于掩蔽的呈现,且刺激的呈现方式对该效应有重要影响。 相似文献
236.
The aim of the present study was to investigate the psychometric properties of the Padua Inventory in Chinese college samples. Three different samples (N1 = 1,939, N2 = 1,341, and N3 = 298) of Chinese college students were recruited. Exploratory factor analyses yielded a four-factor structure which was similar to that found in previous studies. Further, present results showed good internal consistency as well as convergent and divergent validity with the subscales of the Symptom Checklist-90 and the Penn State Worry Questionnaire. Although no sex difference was found on total score, women had significantly higher scores on Factor 2 (Urges and worries of losing control over motor behaviors) and Factor 4 (Checking), while men had significantly higher scores on Factor 3 (Contamination). Implications of ter the results and directions for research are discussed. 相似文献
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238.
Priv.-Doz. Dr. med. Dipl.-Psych. Ulrich Lamparter Dr. med. Christa Holstein Jun.-Prof. Dr. phil. Malte Thießen Prof. Dr. Dorothee Wierling Dr. rer. nat. Dipl.-Psych. Silke Wiegand-Grefe Dr. phil. Dipl.-Psych. Birgit Möller 《Forum der Psychoanalyse》2010,26(4):365-387
Research on the long-term emotional impact of World War II experiences is an important psychoanalytical issue and requires an interdisciplinary approach. In the project: “Witnesses of the ‘Operation Gomorrha (Hamburg Firestorm)’ (1943) and their families” long-term processing of and coping with war experiences of former children and adolescents are investigated by historians and psychoanalysts. A sample of 64 witnesses (34 women, 30 men, average age 75 years) and their families was recruited and investigated by semi-structured interviews. The interviews were analyzed by methods of “renarrated and interpreted history of coping” and group analysis against the background of historical, psychological and cultural approaches. A total of nine prototypical cases give insight into different biographically determined representations of the “Firestorm” and the conjunction with socio-cultural processes. Analysis of coping over the life-time has to take life experiences after the war and during the time of rebuilding into account. The research project attracts much interest among the former “war”-children. 相似文献
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240.
世俗与神圣,理性与信仰,是康德圆善(summum bonum)内部呈现的最深刻二元性结构矛盾。这一结构性矛盾是由实践哲学的三大悬设——意志自由、灵魂不朽、上帝存在确立的,但根本上是由启蒙时代精神所铸造的。圆善这一二维精神结构特点同时也是康德哲学的内在精神结构特征。 相似文献