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Man-Computer Interactive Method on Cloud Classification Based on Bispectral Satellite Imagery
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《Advances in Atmospheric Sciences》 SCIE CAS CSCD 1997年第3期102-111,共10页
Man-ComputerInteractiveMethodonCloudClasificationBasedonBispectralSateliteImageryYuFan(郁凡),LiuChangsheng(刘长盛... Man-ComputerInteractiveMethodonCloudClasificationBasedonBispectralSateliteImageryYuFan(郁凡),LiuChangsheng(刘长盛)DepartmentofAtmo... 展开更多
关键词 man-computer interactive Method on Cloud classification Based on Bispectral Satellite IMAGERY 刘长
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Students' In-group Interaction in Chinese ESL Class
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作者 姚柳池 《英语广场(学术研究)》 2019年第2期81-83,共3页
The traditional teacher-centered ESL class has been prevalent in China for years. Under this circumstance, teachers tend to adopt a spoon-fed teaching method, and become the dominator in ESL class by setting the same ... The traditional teacher-centered ESL class has been prevalent in China for years. Under this circumstance, teachers tend to adopt a spoon-fed teaching method, and become the dominator in ESL class by setting the same instructional pace, explaining a grammar point, leading drill work; while the students' in-class participation is relatively low. As a result, students with different learning styles often feel suffocated in this teacher-dominated class; they desire to have more opportunities to participate in the free interactions or group discussions.Based on the theoretical framework of interactive teaching approach suggested by Lightbown and Spada(1993),the research aims to analyze the merits of students' in-group interaction and to examine the feasibility of implementing it in Chinese ESL class. The research reveals that in-group interaction can cultivate students' independent learning habits by granting them autonomy to bring about the problem and tackle them. Nonetheless, different perceptions from several students and teachers upon group work may influence the usefulness. The research strives to be instructive for the more efficient application of in-group interaction in Chinese ESL class. 展开更多
关键词 CHINESE ESL class GROUP work classROOM interaction
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Exploring the importance of teacher-student interaction in EFL graduates' oral English class
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作者 陈圆 《教育界(高等教育)》 2015年第6期78-78,共1页
关键词 英语学习 学习方法 阅读知识 阅读材料
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An Action Research Report on Teacher-Student Interaction in EFL Class
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作者 Yan Dong 《Sino-US English Teaching》 2005年第4期40-45,共6页
This essay is an action research report, focusing on the analysis of a common problem in EFL teaching---passive class. By analyzing the data collected in an EFL class, the author testifies the hypotheses, reflects on ... This essay is an action research report, focusing on the analysis of a common problem in EFL teaching---passive class. By analyzing the data collected in an EFL class, the author testifies the hypotheses, reflects on some possible reasons for the passive class and proposes suggestions to improve the teacher-student interaction. 展开更多
关键词 action research EFL class teacher-student interaction reflection
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The Effective Approach to Interactive English Classes --- Group Work 被引量:1
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作者 姜洁 周华 《Sino-US English Teaching》 2006年第4期5-7,共3页
A series of study and investigation has been made on the basis of the theory of group work. The purpose is to study the effectiveness of group work in the interaction class, thus to attract more English teachers' att... A series of study and investigation has been made on the basis of the theory of group work. The purpose is to study the effectiveness of group work in the interaction class, thus to attract more English teachers' attention to seek for the new approach to the breakthrough of traditional English class mode. 展开更多
关键词 group work interaction class EFFECTIVENESS
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Study of the learner-centered interactive teaching model in the EFL classroom
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作者 JIN Guo-chen WANG Ming-li 《Sino-US English Teaching》 2008年第5期15-18,共4页
With the change of the teaching approach, people have realized that language is not only knowledge, but also a skill and ability. Today's English teaching should emphasize the college student's English comprehensive... With the change of the teaching approach, people have realized that language is not only knowledge, but also a skill and ability. Today's English teaching should emphasize the college student's English comprehensive skills. This paper is intended to introduce the traditional English teaching method, and by using the comparison of the force-feeding mode of English teaching with interactive approach to language pedagogy. It emphasizes the analysis of the modem communicative teaching mode, and it also elaborates the English teacher's role in interactive class, and proves the effectivity and feasibility of the theory based on the student-centered mode. 展开更多
关键词 teacher's roles interactive approach LEARNER-CENTERED interactive teaching class
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A Correlational Study between Teachers' Emotional Factors and Class Interactive Teaching Efficacy
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作者 Xie Yan 《学术界》 CSSCI 北大核心 2015年第7期310-316,共7页
The author brought forward two suppositions in this thesis:The students' achievements have the direct proportion with the degree of the appreciation to their teachers.Aiming at the supposition,the author developed... The author brought forward two suppositions in this thesis:The students' achievements have the direct proportion with the degree of the appreciation to their teachers.Aiming at the supposition,the author developed a set of statistics modeling and simulation study,which focused on the teachers' characters,the students' appreciations and students' exam scores in order to reveal the influence of teachers' affective variables on students' achievements.Therefore,according to the series of the suppositions,the author suggested that teachers should pay full attention to the students' emotional needs and decrease the negative effects on students.Meanwhile,the students should encourage the teachers to be absorbed in their instruction by cooperating with their teachers actively in order to acquire abundant knowledge in the limited time. 展开更多
关键词 情感因素 互动教学 教师 学生成绩 课堂 统计建模 考试成绩 作者
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Improving Students’Participation and Collaboration With Adjusting Cloud Education Platform During the Real-Time Interactive Class
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作者 Minchul Shin Wooyong Eom 《Sociology Study》 2020年第4期161-166,共6页
The purpose of this study was to find a way to promote the collaboration and interaction of students and bring about the growth of learners through feedback while taking advantage of real-time interactive class via vi... The purpose of this study was to find a way to promote the collaboration and interaction of students and bring about the growth of learners through feedback while taking advantage of real-time interactive class via video conferencing tools.Although real-time interactive class with using video conferencing tools had great advantages,but there were also limitations of active interaction.To this end,real-time interactive tool and cloud-based educational platform were applied to create cases of learner participation classes and analyze the cases.The convergence of real-time interactive class tools and cloud tools has been able to draw students’participation and collaboration in non-face-to-face situations,and it can be seen that it is very helpful in creating learner-centered educational activities based on communication and interaction with students.Through this,the application of the cloud-based educational platform in real-time interactive class could lead students to participate and collaborate even in non-face-to-face situations. 展开更多
关键词 remote class real-time interactive lesson cloud-based educational platform
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小学数学课堂师生互动质量的观察与评价——基于“课堂师生互动评估系统(CLASS)”的实证研究 被引量:40
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作者 孟凡玉 陈佑清 《基础教育》 CSSCI 北大核心 2015年第5期69-77,共9页
本文以"课堂师生互动评估系统(CLASS)"为研究工具,对两位优秀小学数学教师的课堂师生互动行为进行了观察和记录,并从师生互动整体水平、情感支持、课堂组织、教学支持等方面对师生互动质量进行了分析评价。基于上述研究,我们... 本文以"课堂师生互动评估系统(CLASS)"为研究工具,对两位优秀小学数学教师的课堂师生互动行为进行了观察和记录,并从师生互动整体水平、情感支持、课堂组织、教学支持等方面对师生互动质量进行了分析评价。基于上述研究,我们发现:有效的课堂师生互动具有积极的情感互动氛围、丰富高效的课堂组织策略和基于思维能力锻炼的教学引导等特点;CLASS作为西方一项成熟的课堂评价工具,具有全面真实地反映课堂师生互动情景、基于学生行为评价师生互动质量、结合定量与定性评价方法促进教师的专业发展等特点,对我国课堂师生互动研究有着宝贵的借鉴意义。 展开更多
关键词 小学数学 课堂师生互动 class 课堂观察及评价
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教师特征对托班师幼互动质量的影响——基于CLASS Toddler的实证研究 被引量:2
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作者 丁骞 郑雯 +1 位作者 张青瑞 吴衍丽 《陕西学前师范学院学报》 2023年第6期78-85,共8页
构建“数量”和“质量”双重保障的托育服务体系是解决“托育难”“幼无所托”等民生难题以及实现人口发展战略重要配套措施。师幼互动是托育服务质量的核心指标,影响婴幼儿身心发展的多个方面。托班师幼互动质量水平不高,尤其不能提供... 构建“数量”和“质量”双重保障的托育服务体系是解决“托育难”“幼无所托”等民生难题以及实现人口发展战略重要配套措施。师幼互动是托育服务质量的核心指标,影响婴幼儿身心发展的多个方面。托班师幼互动质量水平不高,尤其不能提供适宜的学习支持,而教师学历是影响师幼互动质量的重要因素。因此,需要提高托班教师“学历”门槛,建立职前职后“师幼互动”一体化培训体系,重视师幼互动质量的评估,切实提高教师师幼互动能力。 展开更多
关键词 托班 师幼互动 class-T量表
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CLASS在美国学前教育机构质量评估中的应用及启示 被引量:13
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作者 王磊 《外国教育研究》 CSSCI 北大核心 2014年第11期39-46,共8页
近年来,美国"课堂互动评估系统"(CLASS)以其更可靠地预测儿童发展成就的优势成为有效评估师生互动质量乃至学前教育机构质量的新工具。CLASS是开端计划中学前教育机构准入标准制定的重要工具,是机构质量评级与改进系统的核心... 近年来,美国"课堂互动评估系统"(CLASS)以其更可靠地预测儿童发展成就的优势成为有效评估师生互动质量乃至学前教育机构质量的新工具。CLASS是开端计划中学前教育机构准入标准制定的重要工具,是机构质量评级与改进系统的核心工具,有助于诊断和改进机构质量问题并促进教师专业发展。因此,在国内学前教育机构质量评估与改进中,各方人员应聚焦"过程质量"特别是"师生互动"质量,尝试使用CLASS评估机构质量并细化评估标准等。 展开更多
关键词 课堂互动评估系统 师生互动 学前教育机构 质量评估
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小学低学段语文优质课堂师生互动特征研究--基于CLASS 课堂评价打分系统的分析
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作者 高振宇 占紫蓉 《北京教育学院学报》 2023年第4期36-47,共12页
采用美国弗吉尼亚大学研究团队开发的课堂评价打分系统(CLASS),围绕情感支持、课堂组织、教学支持三个领域及下设的十个维度,对20节小学低学段语文优质课堂的师生互动状况进行深度观察,探索优质课堂环境下师生互动的整体水平及各维度之... 采用美国弗吉尼亚大学研究团队开发的课堂评价打分系统(CLASS),围绕情感支持、课堂组织、教学支持三个领域及下设的十个维度,对20节小学低学段语文优质课堂的师生互动状况进行深度观察,探索优质课堂环境下师生互动的整体水平及各维度之间的相互关系,并综合量化数据和质性分析得出研究结论。研究发现,小学低学段语文优质课堂在情感支持方面,能较好地激发教师的职业热情,并培养学生自主自立的精神与能力;在课堂组织方面,能以课堂实效为目标,创设高品质的教学活动;在教学支持方面,能营造安全的思维环境,促进师生深度互动。 展开更多
关键词 师生互动 语文优质课 课堂评价打分系统 小学语文
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蒙台梭利教育中师幼互动有效性的研究——基于“CLASS课堂评估系统”
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作者 袁林 《科教导刊》 2018年第2期140-141,共2页
师幼互动有效性是学前教育质量的重要内容。采用CLASS课堂评估系统对蒙台梭利教育中的师幼互动有效性进行调查研究,研究发现:蒙台梭利教育中师幼互动有效性总体情况较好;三维度中课堂组织维度表现较弱;师幼互动有效性与互动频率、办园... 师幼互动有效性是学前教育质量的重要内容。采用CLASS课堂评估系统对蒙台梭利教育中的师幼互动有效性进行调查研究,研究发现:蒙台梭利教育中师幼互动有效性总体情况较好;三维度中课堂组织维度表现较弱;师幼互动有效性与互动频率、办园性质无明显相关;蒙台梭利教育中师幼互动呈现出明显特征。 展开更多
关键词 蒙台梭利教育 师幼互动有效性 class课堂评估系统
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IMPROVED MAN-COMPUTER INTERACTIVE CLASSIFICATION OF CLOUDS BASED ON BISPECTRAL SATELLITE IMAGERY 被引量:5
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作者 郁凡 刘长盛 《Acta meteorologica Sinica》 SCIE 1998年第3期361-375,共15页
In this paper,improvement on man-computer interactive classification of clouds based on hispeetral satellite imagery has been synthesized by using the maximum likelihood automatic clustering(MLAC)and the unit feature ... In this paper,improvement on man-computer interactive classification of clouds based on hispeetral satellite imagery has been synthesized by using the maximum likelihood automatic clustering(MLAC)and the unit feature space classification(UFSC)approaches.The improved classification not only shortens the time of sample-training in UFSC method,but also eliminates the inevitable shortcomings of the MLAC method.(e.g.,1.sample selecting and training is confined only to one cloud image:2.the result of clustering is pretty sensitive to the selection of initial cluster center:3.the actual classification basically can not satisfy the supposition of normal distribution required by MLAC method;4.errors in classification are difficult to be modified.) Moreover,it makes full use of the professionals'accumulated knowledge and experience of visual cloud classifications and the cloud report of ground observation,having ensured both the higher accuracy of classification and its wide application as well. 展开更多
关键词 bispectral satellite imagery cloud classification maximum likelihood automatic clustering(MLAC) unit feature space classification(UFSC) man-computer interactive method
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城市幼儿园半日活动中师幼互动质量研究——基于CLASS评估系统的观察分析 被引量:4
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作者 余斯思 刘馨 《西华师范大学学报(哲学社会科学版)》 2020年第1期110-115,共6页
师幼互动是指教师与幼儿在区域活动、集体教学活动等不同活动形式以及室内、户外等不同场域中发生的一切交互动作或反应。研究证明,高质量的师幼互动对幼儿自身的发展以及学前教育质量的提高具有重要作用。本研究采用CLASS量表对城市地... 师幼互动是指教师与幼儿在区域活动、集体教学活动等不同活动形式以及室内、户外等不同场域中发生的一切交互动作或反应。研究证明,高质量的师幼互动对幼儿自身的发展以及学前教育质量的提高具有重要作用。本研究采用CLASS量表对城市地区某两所幼儿园的部分班级进行了观察评估,得出三个结论。第一,教师和幼儿之间最容易产生较为外在的互动,而涉及情感等内在维度的互动较少;第二,集体统一行动程度较低的活动类型(如区域活动)的师幼互动质量更高;第三,班级特征(普通班、混龄班)对师幼互动的质量并无影响。针对以上结论,对教师提出如下建议:一方面,教师应打破“外倾”现状,树立“内倾”意识。另一方面,教师应调整集体活动占比,发挥户外活动优势。 展开更多
关键词 幼儿园 师幼互动 class评估系统 观察法
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CLASS视角下师幼互动研究的元分析——基于中国14省市892名教师的师幼互动质量评估结果 被引量:44
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作者 蒋路易 郭力平 吕雪 《学前教育研究》 CSSCI 北大核心 2019年第4期32-44,共13页
师幼互动质量对幼儿发展具有重要影响,并能预测幼儿未来学业成就,是学前教育质量重要的过程性指标之一。本研究对2009~2017年间覆盖我国14省市892名幼儿园教师的18篇基于CLASS评价工具的师幼互动质量研究进行元分析,结果发现从整体上... 师幼互动质量对幼儿发展具有重要影响,并能预测幼儿未来学业成就,是学前教育质量重要的过程性指标之一。本研究对2009~2017年间覆盖我国14省市892名幼儿园教师的18篇基于CLASS评价工具的师幼互动质量研究进行元分析,结果发现从整体上看我国师幼互动质量处于中等水平,与其他国家一样呈现出"情感支持得分较高,教育支持得分较低"的特点;就国际排名来说,教育支持得分较靠前,行为管理和情感支持中的"尊重儿童观点"和"教师敏感性"得分较靠后;情感支持中的"积极氛围"与教育支持中的"认知发展"、情感支持中的"教师敏感性"与教育支持中的"语言示范反馈质量"的相关系数在0.6以上;除认知发展和语言示范外,东部地区在其他8个子维度上的得分均高于中西部地区,但两者仅在班级管理和情感支持上存在显著差异;除认知发展外,非集体活动在其他9个子维度上的得分均高于集体活动,但两者仅在班级管理上具有显著差异;小中大班的总效应值均表现出大班>中班>小班的趋势,但仅在教育支持上具有显著差异。幼儿园教师应进一步理解和内化科学儿童观,真正建立儿童中心的信念,提高观察与支持儿童的能力。未来师幼互动与教师专业发展研究应正视区域差异和不同教育情境的影响,考虑幼儿发展水平与特征、活动形式与内容等因素的限制。 展开更多
关键词 师幼互动 class 元分析
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美国0-3岁婴幼儿托育服务机构质量评估中的CLASS:内容、特点与应用 被引量:13
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作者 罗丽 刘昊 《外国中小学教育》 CSSCI 北大核心 2018年第10期45-54,共10页
托育服务机构的质量直接影响婴幼儿当前及随后的身心健康发展,师生互动是托育服务机构过程性质量评估的核心要素。"课堂互动评估系统"(CLASS)是测量有效师生互动的国际主流工具,越来越广泛地应用于0-3岁婴幼儿托育服务机构质... 托育服务机构的质量直接影响婴幼儿当前及随后的身心健康发展,师生互动是托育服务机构过程性质量评估的核心要素。"课堂互动评估系统"(CLASS)是测量有效师生互动的国际主流工具,越来越广泛地应用于0-3岁婴幼儿托育服务机构质量评估中。聚焦教师与婴幼儿的回应式互动,0-3岁版CLASS兼顾师生互动的跨年龄连续性和0-3岁婴幼儿的发展特点,并细化婴幼儿托育服务质量的不同水平和进阶梯度,对我国推动0-3岁婴幼儿托育服务机构质量评估提供启示。 展开更多
关键词 class 师生互动 婴儿和学步儿 质量评估
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An Investigation Into Typical Problems in Senior English Classroom Instruction in China 被引量:1
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作者 LIU Li-ping 《Sino-US English Teaching》 2012年第3期975-981,共7页
English is widely taught as a foreign language in China. However, the current situation of English teaching cannot keep pace with the requirements of the Senior High School Standards. The improvement of teaching quali... English is widely taught as a foreign language in China. However, the current situation of English teaching cannot keep pace with the requirements of the Senior High School Standards. The improvement of teaching quality has become the focus in the new era. This paper analyzes the situation of English teaching in Southwest China. A questionnaire-based survey indicates the typical problems, such as silent classes, lack of student-student interaction, and low quality of teacher-student interaction, which will impede the improvement of English teaching quality and hinder students to develop. The author suggests using interactive teaching in senior schools in China. 展开更多
关键词 long-standing problems silent classes lack of student-student interaction low quality of teacher-studentinteraction
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信息技术教学环境的CLASS评价体系 被引量:1
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作者 朱莉雅 荀春莲 《宁波大学学报(教育科学版)》 2020年第1期73-79,共7页
师生互动是课堂教学的核心构成。师生互动的效果直接决定了课程质量的优劣。由美国弗吉尼亚大学皮亚塔教授所带领的团队研发的评估师生互动评估的观察工具--CLASS评价体系,是国外较为流行、使用广泛的一种评估工具。针对信息技术引发课... 师生互动是课堂教学的核心构成。师生互动的效果直接决定了课程质量的优劣。由美国弗吉尼亚大学皮亚塔教授所带领的团队研发的评估师生互动评估的观察工具--CLASS评价体系,是国外较为流行、使用广泛的一种评估工具。针对信息技术引发课堂环境的深刻变革,全面分析了信息技术教学环境下CLASS评价体系的优势和局限性,在此基础上提出了CLASS评价体系的改进路径,并结合实际的案例进行验证分析,为进一步完善信息技术教学环境师生互动评价提供新的视角。 展开更多
关键词 师生互动 class评价体系 信息技术
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Teleportation of Unknown Atomic Entangled States Using GHZ Class States
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作者 ZHAO Yan 《Communications in Theoretical Physics》 SCIE CAS CSCD 2008年第3期639-642,共4页
We propose two physical schemes, which can teleport unknown atomic entangled states from user A (Alice) to user B (Bob) via GHZ class states as quantum channel The two schemes are both based on cavity QED techniqu... We propose two physical schemes, which can teleport unknown atomic entangled states from user A (Alice) to user B (Bob) via GHZ class states as quantum channel The two schemes are both based on cavity QED techniques. In the two schemes, teleportation and distillation procedures can be realized simultaneously. The second teleportation scheme is more advantageous than the first one. 展开更多
关键词 TELEPORTATION unknown atomic entangled states cavity QED technique GHZ class state detuned interaction strong classical driving field
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