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161.
This essay is a critical interrogation of disciplinary responses to Tom Nakayama and Fred Corey's 1997 Text and Performance Quarterly essay, "Sextext." Disciplinary responses to the essay suggest strong resistance to queer theory as a "legitimate" intellectual and critical framework. By reading the responses to "Sextext" through the lens of queer theory, and by offering a political reading of conventional studies of sexual representation, this essay suggests how disciplinary boundaries in Communication Studies are policed to protect the production of "legitimate" scholarship. By revealing these practices, this essay provides further support for the central value of queer theory to the discipline of Communication Studies.  相似文献   
162.
A classifier is developed which uses information from all pixels in a neighbourhood to classify the pixel at the center of the neighbourhood. It is not a smoother in that it tries to recognize boundaries. and it makes explieite use of the relative positions of pixels in the neighbourhood. It is based on a geometric probability model for the distribution of the classes in the plane. The neighbourhood-based classifier is shown to outperform linear discriminant analysis on some LANDSAT data.  相似文献   
163.
Food web models have two uses in assessments of environmental contaminants. First, they are used to determine whether remediation is needed by estimating exposure of end-point species and subsequent effects. Second, they are used to establish cleanup goals by estimating concentrations of contaminants in ambient media that will not cause significant effects. This paper demonstrates how achievement of these goals can be enhanced by the use of stochastic food web models. The models simulate the dynamics of PCBs and mercury in the food webs of mink and great blue herons. All parameters of the models are treated as having knowledge uncertainty, due to imperfect knowledge of the actual parameter values for the site, chemicals, and species of interest. This uncertainty is an indicator of the potential value of additional measurements. In addition, those parameters that are responsible for variance among individual organisms are assigned stochastic uncertainty. This uncertainty indicates the range of body burdens that are expected when the end-point species are monitored. These two types of uncertainty are separately accounted for in Monte Carlo simulations of the models. Preliminary monitoring results indicate that the models give reasonably good estimates of heron egg and nestling body burdens and of variance among individuals.  相似文献   
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Book reviews     
Mervin Y.T. Chen and Thomas G.Regan (1985) Work in the Changing Canadian Society. Toronto, Butterworths, pp. XIV, 289.

Walter S. Neff (1985) Work and Human Behaviour, New York, Aldine Publishing Company, 1985 (3rd edition), pp. XV, 345.

John M. Letiche and Basil Dmytryshyn (1985) Russian Statecraft: An Analysis and Translation of Iurii Krizhanic'h's “Politika”, New York, Basil Black‐well, pp. Ixxxiii, 283.

Sidney Verba and Gary G.Orren (1985) Equality in America 1. The View from the Top, Cambridge, Harvard University Press, 1985.

Panos D.Bardis, (1985) Dictionary of Quotations in Sociology, Westport, Greenwood Press, 1985, pp.xiv,356.  相似文献   

166.
The purposes of this article are threefold. First, there is a brief review of current and historical research on home-based business with special emphasis on female home-based employment and the impact of such employment on family life. Second, a conceptual model for family work activities is advanced. Finally, concepts related to home-based employment that could be used to frame and describe the empirical study are specified.This article reports results from the Cooperative Regional Research Project, NE-167, entitled At-Home Income Generation: Impact on Management, Productivity and Stability in Rural/Urban Families, partially supported by the Cooperative States Research Service, U. S. Department of Agriculture and the Experiment Stations at the University of Hawaii, Iowa State University, Lincoln University (Missouri), Michigan State University, Cornell University (New York), The Ohio State University, The Pennsylvania State University, Utah State University, and the University of Vermont.Her research interests include measuring household production, at-home income generation, and rural families. She received her Ph.D. in Family and Consumer Economics from the University of Missouri-Columbia.Her research interests include home-based business and consumer behavior. She received her Ph.D from Virginia Polytechnic Institute and State University.Her research interests include consumer behavior and family economic issues. She received her Ph.D. from Virginia Polytechnic Institute and State University.  相似文献   
167.
Historically, children's safeguarding policy and practice in the UK have focused on individual and family‐level explanations of abuse and neglect, with relatively little attention given to children's overall well‐being or the role played by neighbourhood conditions in shaping it. As a result, community‐oriented practice, designed to improve the neighbourhood conditions in which many of the families who come to the attention of child welfare agencies live, has largely remained on the margins of mainstream provision for safeguarding children and young people. However, more recent policy developments, including Every Child Matters and the Children's Plan, do highlight the influence of children's wider circumstances on their well‐being, providing the foundations for more holistic approaches to service provision. Nevertheless, it is argued that these policy developments are unlikely to be successful unless they are accompanied by fundamental changes within the culture of many agencies and professions. Using a combination of ecological theory and practice examples, some of the main strands of the changes required (developing a culture of listening to children and adults; recognising and supporting the safeguarding activities of local people; and promoting partnership approaches to extending local provision) are critically examined. Copyright © 2009 John Wiley & Sons, Ltd.  相似文献   
168.
Clients providing systematic feedback to therapists via self-report measures of psychological distress and working alliance have been shown to increase therapy outcomes. However, there are few systemic-based measures that are feasible for therapists to use. Recently, Pinsof et al. (Family Process, 2008, 47, 281) developed a brief systemic alliance measure (ITAS-SF) for individual therapy. The current study tested the factor structure of this measure and examined whether the subscales related to clients' therapy outcomes and termination status (N = 570). The results demonstrated supported a 3-factor model for the ITAS-SF (as compared to the seven factors proposed by Pinsof et al.). In the first factor, content combined the goals for therapy, the tasks or methods to reach those goals and bond between the client and therapist. The second factor reflected how clients perceive the relationship with the therapist (i.e., interpersonal dimension-self/therapist), and the third factor reflected how clients perceive the alliance between their social network and the therapist (i.e., interpersonal dimension others/therapist). The two interpersonal factors were related to therapy outcome and termination status.  相似文献   
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170.
ABSTRACT

Social network sites (SNSs) such as Facebook, Twitter, and YouTube are often claimed to be central in their role as a facilitating medium for contemporary protest movements. Protestors are able to coalesce around particular keywords such as found in the use of ‘hashtags’ on the SNS Twitter, while sympathetic audiences across the globe are able to follow events in real time. While the role of Twitter use in protests has been celebrated as a means of reducing the information asymmetry between protestors and police, this article problematises this view by exploring the ways in which social media data are beneficial to law enforcement agencies and the state. The article examines the extent to which intelligence agencies are able to monitor activists, drawing on the Edward Snowden revelations of widespread SNS surveillance, and the ways in which internet users are altering their online activities as a result of the revelations. Far from challenging the state, social media use and the data it provides offer the state a multitude of resources to extend its reach and to ensure political order.  相似文献   
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