首页 | 本学科首页   官方微博 | 高级检索  
文章检索
  按 检索   检索词:      
出版年份:   被引次数:   他引次数: 提示:输入*表示无穷大
  收费全文   544篇
  免费   7篇
  国内免费   3篇
教育   405篇
科学研究   52篇
各国文化   3篇
体育   11篇
综合类   29篇
信息传播   54篇
  2023年   2篇
  2022年   7篇
  2021年   10篇
  2020年   19篇
  2019年   17篇
  2018年   9篇
  2017年   11篇
  2016年   12篇
  2015年   17篇
  2014年   32篇
  2013年   44篇
  2012年   42篇
  2011年   39篇
  2010年   33篇
  2009年   31篇
  2008年   31篇
  2007年   33篇
  2006年   44篇
  2005年   27篇
  2004年   24篇
  2003年   18篇
  2002年   25篇
  2001年   12篇
  2000年   9篇
  1999年   2篇
  1998年   2篇
  1996年   2篇
排序方式: 共有554条查询结果,搜索用时 15 毫秒
1.
ABSTRACT

This article answers the question “Are the sourcing practices in Finnish online journalism trustworthy?” Here, trustworthiness is operationalized as the fulfillment of audience expectations towards sourcing practices. To this end, expectations of young Finnish adults (aged 18–28) were compared to the observed practices of Finnish online journalists. A total of 36 news items (from 12 journalists working in three newsrooms, published in 2013 and 2017) were analyzed. The analysis indicates that online journalists’ sourcing practices largely do not conform to this audience segment's expectations. Namely, the audience expects more comprehensive investigation and thorough verification than what is common practice in online journalism. The use of high-credibility sources is both expected and commonplace. The results imply that transparency may be harmful rather than beneficial to journalism's credibility, as the unveiled practices do not always meet audience expectations.  相似文献   
2.
学习邓小平同志运用马克思主义的立场、观点和方法解决中国革命和建设的实际问题,是缅怀邓小平同志丰功伟绩,继承小平同志光辉遗志,高举小平理论伟大旗帜最具价值的事情。在实际中发展和验证马克思主义理论是小平同志运用马克思主义理论解决中国实际问题最为显的特点和标志。在新的形势下,我们党要想全面实现十六大确定的三大历史任务,必须发扬小平同志这种对待马克思主义的科学精神。  相似文献   
3.
The performance of speaker verification systems is often compromised under real-world environments. For example, variations in handset characteristics could cause severe performance degradation. This paper presents a novel method to overcome this problem by using a non-linear handset mapper. Under this method, a mapper is constructed by training an elliptical basis function network using distorted speech features as inputs and the corresponding clean features as the desired outputs. During feature recuperation, clean features are recovered by feeding the distorted features to the feature mapper. The recovered features are then presented to a speaker model as if they were derived from clean speech. Experimental evaluations based on 258 speakers of the TIMIT and NTIMIT corpuses suggest that the feature mappers improve the verification performance remarkably.  相似文献   
4.
Recent economic pressures have demanded higher education institutions respond with strong, authentic brand promises. This mixed method multi-case study explored the authenticity of common brand promises at three Universities in Canada through Twitter and Facebook postings from February to April 2016 using a cloud-based text and network analytic tool. Our study revealed the content shared on social media channels, while largely trustworthy, was fraught with shades of gray and revealed that sometimes brand promises were used against the university when they appeared disingenuous or threatened institutional norms around equity and social justice. Further, social media strategies are still largely limited to push notification suggesting universities are missing opportunities to strengthen their brand and counter negative messaging. For marketing managers it reinforces investments should be directed toward creating engaging and authentic content that can be expressed through multiple touch-points including social media and this can be monitored through low-cost analytic tools.  相似文献   
5.
在中西文化的交汇处,在"知生知死"的终极意义上,个体有限生存面对无限广袤世界,对生命的意义进行形而上的追问,以此确定人生的价值取向、处世态度,这是陈染在小说领域坚持的一个可贵姿态,亦是中西文化的一个敏感的交接点.我们发现,经历了文艺复兴,经历了启蒙运动,科学和理性发达与伸张,进入现代化的西方世界,并未获得精神的平衡与满足,依然保持着对生命形而上追问的焦灼和对精神家园的瞩望,"生命不堪承受之轻".陈染以其聪慧和敏感,率先探足在寻找现代人精神家园的道路上,并在这条精神探险的道路上走得心事重重、困厄重重.  相似文献   
6.
Totransmitthemultimediadataovertheinternet ,pre encodedvideobitstreamsarepreferablebecauseofthelimitofthenetworkbandwidth .Inmostcases ,theencodershouldknowthechannelcharacteristicsinad vanceandencodethemasparameters .Consequently ,theflexibilityisreduced .Theratecontrolisemployedtocontroltheoutputbitrateaccordingtonetworkcondi tions.Forwirelessnetworks ,theirbandwidthsaremuchmorelimitedthanwirenetworks.Soratecontrolbecomesespeciallyimportantfortransmittingmultimediaoverthewirelessdomains[1- …  相似文献   
7.
介绍了指纹采集、比对在实验室开放管理系统中的用法,以及通过指纹的采集比对实现了学生的建档,实验台的分配、计时、控制及学生信息的查询、汇总。指纹技术的应用使得实验室开放管理更加方便、可靠、有效。  相似文献   
8.
加强高校进口设备管理,提高投资办学效益   总被引:1,自引:1,他引:1  
从采购、验收、维护和使用4个方面阐述了如何加强高校进口设备管理,以提高投资办学效益.  相似文献   
9.
本文对各主要规模核定方法逐一作了评述并分析其适用条件。研究发现,不存在公认完善的教育规划方法论,教育规划仍处于艺术的状态而没有成为精确科学。任何核定方法都是为一定的发展目标服务的,目标的确定及其轻重缓急的安排,反映了具体条件下招生规模对高等教育在社会经济发展过程中作用的期待。  相似文献   
10.
论旅游演艺的文化体验性与原真性   总被引:1,自引:0,他引:1  
近年来,我国旅游业和演艺业携手发展,带来新兴旅游演艺市场勃兴。为推动旅游演艺业可持续健康开发,并提升旅游演艺发展水平,有必要关注、研究和提升旅游演艺的文化体验性和原真性,在旅游地居民积极参与下实现旅游演艺的“舞台真实”。  相似文献   
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号