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11.
Looking back: the experience of first sexual intercourse and current sexual adjustment in young heterosexual adults 总被引:1,自引:1,他引:0
A young person's first consensual sexual intercourse experience is often a remarkable and memorable experience. However, little systematic information exists regarding contextual factors of first intercourse, the affective salience of the experience, possible effects on sexual attitudes and beliefs, and subsequent sexual development and adjustment. This retrospective study aimed to examine these in a sample of 475 young adults. Overall, young men and women experienced intercourse for the first time around age 17, were in a committed relationship, and reported positive affective responses. Affective reactions to the first sexual intercourse experience, sexual self-efficacy, sexual aversion, and age at first intercourse affected individuals' current sexual adjustment; however, only sexual self-efficacy mediated between first intercourse and current sexual adjustment in young men and women. Older age at first intercourse was associated with less sexual self-efficacy and lower current sexual adjustment for women. This study provides initial data to suggest that the first sexual intercourse experience significantly impacts current sexual adjustment by affecting beliefs about sexual self-efficacy. 相似文献
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In contrast to conventional models of positively “becoming” an identity through social interaction, this article explores the inverse, negational process of “non‐becoming,” whereby actors start but do not continue along an identity career trajectory. Through cumulative attrition, interactions and encounters at key moments create an overall pattern of non‐progression. Using asexuality as an example, we identify three main trajectory stages of non‐awareness, communicative negation and non‐consolidation, each involving interactional contingencies. With a wider applicability to other repudiated identities, this model shows how even negational symbolic social objects (non‐issues, non‐events, and non‐identities) are constituted through social interaction. 相似文献
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The Consistent System (CS) is an interactive computer system for researchers in the behavioral and policy sciences and in fields with similar requirements for data management and statistical analysis. The researcher is not expected to be a programmer. The system offers a wide range of facilities and permits the user to combine them in novel ways. In particular, tools for statistical analysis may be used in combination with a powerful relational subsystem for data base management. This paper gives an overview of the objectives, capabilities, status, and availability of the system. 相似文献
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k-POD: A Method for k-Means Clustering of Missing Data 总被引:1,自引:0,他引:1
The k-means algorithm is often used in clustering applications but its usage requires a complete data matrix. Missing data, however, are common in many applications. Mainstream approaches to clustering missing data reduce the missing data problem to a complete data formulation through either deletion or imputation but these solutions may incur significant costs. Our k-POD method presents a simple extension of k-means clustering for missing data that works even when the missingness mechanism is unknown, when external information is unavailable, and when there is significant missingness in the data.[Received November 2014. Revised August 2015.] 相似文献
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Communities of practice (CoPs) have been identified as important sites of learning. Novices learn from masters whilst participating in situated practice and becoming more central members of the community. Empirical studies highlight the difficulty of learning across CoPs, although few studies specifically examine how learning develops in such a multidisciplinary context. We examine the processes of learning occurring when members of different CoPs, in this case various cancer specialists, are required to meet together as a formally constituted multidisciplinary team, and to establish multidisciplinary collaboration as a basis for decision making and action. Our paper highlights that while learning in CoPs develops through repetition, gaining legitimacy and achieving mastery, learning across CoPs in multidisciplinary contexts emphasizes key boundary processes to negotiate and broaden meaning. As such, multidisciplinary collaboration is not so much to learn from each others' talk, but to learn to talk in this new arena. We identify three practices which facilitate learning across CoPs: organizing discussions, acknowledging other perspectives and challenging assumptions. We also discuss the boundary processes which are promoted through brokers and the use of boundary objects in facilitating multidisciplinary work. 相似文献
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Social security benefits provide an essential resource for most families on low incomes. This paper examines the life cycle of claiming activities, from the initial decision to claim through to routine claiming. New empirical evidence is drawn from a study of relatively low income households in South East England carried out by the Alvey DHSS Demonstrator Project. A number of analytical stages which comprise the “claiming process” are identified for the purpose of describing the complex sequence of events associated with claiming behaviour. The paper shows how adequate explanations of the life cycle of claiming activities need to be located within a broader analysis of decision-making within relatively low income households. 相似文献
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Lee Sigelman Edwin Dawson Michael Nitz Marcia Lynn Whicker 《Journal of Nonverbal Behavior》1990,14(4):269-283
This study probes one particular component of the well documented linkage between personal appearance and impression formation by investigating the extent to which and the mechanisms through which bald and balding men are underrepresented in high elective office. Study 1 compares the prevalence of hair loss among governors and members of Congress, on the one hand, and the general public, on the other, and concludes that officeholders are much more likely to have a full head of hair than would be expected of men of their age. Study 2 poses an experimental test of voter bias against bald and balding candidates by presenting voters in a simulated congressional race with materials depicting otherwise identical candidates in either their natural bald or balding condition or wearing a professionally fitted hairpiece. No voter bias against bald or balding candidates is apparent, a finding that suggests that the causal mechanism underlying underrepresentation of bald and balding men is not voter bias.Ugly is a field without grass, a plant without leaves, or a head without hair (Ovid, quoted by Klenhard, 1986, p. 11).Politics represents an area of public life in which the effects of appearance may lead to very important social consequences and in which the idea of special privilege for the pretty is particularly repellent (Efran and Patterson, 1975, p. 352).The authors thank Judee Burgoon, Michael Burgoon, and Carol Sigelman for useful comments and suggestions, and Brandt Baker, Henry Ewbank, Jeff Gardner, Henry Kenski, Dan Singer, and David Williams for their assistance with this project. 相似文献
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