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1.
Although there has been a great deal of research into Collaborative Information Retrieval (CIR) and Collaborative Information Seeking (CIS), the majority has assumed that team members have the same level of unrestricted access to underlying information. However, observations from different domains (e.g. healthcare, business, etc.) have suggested that collaboration sometimes involves people with differing levels of access to underlying information. This type of scenario has been referred to as Multi-Level Collaborative Information Retrieval (MLCIR). To the best of our knowledge, no studies have been conducted to investigate the effect of awareness, an existing CIR/CIS concept, on MLCIR. To address this gap in current knowledge, we conducted two separate user studies using a total of 5 different collaborative search interfaces and 3 information access scenarios. A number of Information Retrieval (IR), CIS and CIR evaluation metrics, as well as questionnaires were used to compare the interfaces. Design interviews were also conducted after evaluations to obtain qualitative feedback from participants. Results suggested that query properties such as time spent on query, query popularity and query effectiveness could allow users to obtain information about team's search performance and implicitly suggest better queries without disclosing sensitive data. Besides, having access to a history of intersecting viewed, relevant and bookmarked documents could provide similar positive effect as query properties. Also, it was found that being able to easily identify different team members and their actions is important for users in MLCIR. Based on our findings, we provide important design recommendations to help develop new CIR and MLCIR interfaces.  相似文献   
2.
观赏体育竞赛是人们现代化生活中的重要组成部分。通过观赏体育竞赛带给人们美的感受、美感在体育竞赛中的具体表现、体育竞赛对人们的吸引力以及审美意识推动现代竞技体育项目的发展等四个方面,阐述了审美意识在观赏体育竞赛中的作用。  相似文献   
3.
Substantial research has detailed the reading deficits experienced by children with Duchenne muscular dystrophy (DMD). Although phonological awareness (PA) is vital in reading development, little is known about PA in the DMD population. This pilot study describes the PA abilities of a group of five young children with DMD, comparing the results with those of a group of children with spinal muscular atrophy and with those of a group of typically developing children. The Preschool and Primary Inventory of Phonological Awareness was used to assess the PA skills of the participants. Results indicated that the children with DMD performed significantly poorer than the typically developing group on tests of Syllable Segmentation, Rhyme Awareness, Alliteration Awareness and Phoneme Isolation and significantly poorer than the spinal muscular atrophy group on Rhyme Awareness. The findings of this pilot study indicate that children with DMD may have an increased risk of having PA difficulties, thus requiring early PA training.  相似文献   
4.
魏晋南北朝是一个"人的觉醒"的时代,这集中体现为魏晋玄学中关于人的问题的哲学思考。"人的觉醒"带来了"文的自觉"。魏晋玄学中对人的情感的大胆肯定,直接影响到当时的文学创作和文学观念的变革与更新。"情感"在文学艺术中的重要性得到认同,文学艺术由重叙事到重抒情的转变,在一定程度上反映了这种影响。  相似文献   
5.
在过渡语语用能力发展的认知理论框架下,对高中生目的语的语用意识和语用能力进行了调查,分析了高中生语用能力滞后的原因,并结合高中生英语学习实际情况,提出了语用能力培养途径。  相似文献   
6.
在演奏管弦乐队协奏曲总谱改编的钢琴谱时,应当具备对文本(乐谱)的分析能力。而当以钢琴替代乐队时,钢琴协奏者实际上就承担着双重的责任:演奏者、指挥者。对此,钢琴协奏者必须有明确的认识,建立起积极而非被动的协作意识。具备理性的分析和认识是第一步,但毕竟协奏曲钢琴部分的演奏与钢琴独奏有相当明显的区别,因此,在演奏理念和演奏技巧上也要作相应的调节。  相似文献   
7.
许多人认为学哲学无用,这其实是一个最大的误区。从西方哲学几次转向来看,哲学的功能和用处不是表现为直接的、感性的和功利的价值,而是表现为抽象的、分析的和超功利的价值。哲学可以慰藉人的心灵;哲学为具体学科的研究提供方法上的指导;哲学可以改变思想观念、改变世界观,为人类生活和人类实践指明理想目标;哲学更加关注自由、正义等问题,促进人类精神文化的发展,促进人类自由思想意识的发展。  相似文献   
8.
三语习得的研究始于20世纪80年代,吸取诸多领域学者的研究成果,到了本世纪初步入快速发展时期。至今取得了第一和第二语言影响第三语言学习的迁移规律,多语言学习与元语言意识的发展以及在普遍语法下第一和第二语言在三语中的作用方面的研究成果。这些成果对我国三语习得研究,尤其是少数民族外语教育的研究有重要的启示。然而,目前研究尚处在初创阶段,在广度和深度上都有待拓展,需进一步界定和深入对普遍语法与三语习得的关系研究。  相似文献   
9.
乡土教育作为一种地方性知识的教育,与本土文化休戚相关。它不仅注重知识的传授,也注重人格和世界观的陶冶,对个体发展具有重要的意义。但在外来文化及城市化的双重冲击下,乡土教育面临着意识淡漠、地位低下及师资匮乏的困境。因此,需要确立乡土教育地位,唤醒乡土意识,培养乡土师资,发掘乡土教材,为乡土教育寻求出路。  相似文献   
10.
This article reports the results from an information and knowledge assessment (IKA) to identify information and knowledge needs and, their coverage by information resources to derive recommendations for improvement and proposes a contingeny framework. The approach is based on a review of audit methods from information sciences and management, knowledge management and the engineering discipline and tested with data (N = 580) collected from the engineering domain within an automotive supplier over six European sites. The integrated assessment uses content needs profiles from two complementary perspectives, the coverage of needs by various internal information sources and data on awareness and usage of these information sources. The employment of content categories on a more granular analytical level than information systems sources opens up new possibilities to derive improvement measures and requirements for the design of information systems within an organization. The brief data-gathering instrument also reduces the required resources to implement this approach considerably overcoming weaknesses previously identified in case studies and the IA literature. It makes a contribution to research bridging the gap between research and practice and opens up options to design contingency frameworks for a specific domain.  相似文献   
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