E-learning system can help users to achieve a good user experience in information retrieval systems.Prerequisite for the construction of e-learning system is to study the learning behavior of the users.This paper analyzed the learning behavior of database user under different kinds of help,focusing on the effect of learning advanced search.On the basis of final analysis conclusion,this paper some suggestions about the construction of e-learning system.

Aggressive behavior in cybersociety is a kind of behaviors occurring in cybersociety.Trying to hurt the others with the way of non-physical contact by the symbolic interaction or the other technical means is its purpose.Its occurrence violates the others' will and doesn't require the presence of the two sides at the same time.Different types of aggressive behavior in cybersociety have common operation characters.It can be found that embeddedness,locality and actuality are the three common operation characters of aggressive behavior in cybersociety from the angles of the structure of cybersociety,the adscription of cybersociety,and the relationship between cybersociety and real society respectively.

Based on previous researches and from the perspective of knowledge management,the papers published by a universiry research team over the past decade were studied by means of word frequency analysis,and a strategic analysis into the field and hot issues formed by this research team was conducted through cluster analysis and strategic diagram in order to find out the subject areas researched by this team and their trends,which can provide some decision-making help for the construction of team knowledge base and the development of the team.

Based on analysis of the theory of Life Cycle Management,the paper put forward the idea of education information resources life cycle management,and explored the model of education information resources life cycle management,as well as the key problems.

In the information society,the information resource in the Internet is variety and disorderly and the user is difficult to acquire information accurately.So this paper analyzed the web text based on the method of fuzzy cluster by calculating the correlation among the content of the web text,according to the placement of the check tags which"title","keywords"and"description"contained in HTML pages.The Maximum Support Tree Clustering Algorithm of Web Text based on Fuzzy Sets improved the time-space complexity in text clustering,reduced the text processing dimensions,sped up the clustering,and improved the precision.Consequently,it increased user's accessibility to information resources.

With full consideration of the mutual relations between the various indicators,this paper established a hierarchical model of the network library evaluation,and assessed the entire system,have an effective solution to a completely separate case,provided a new library quantitative judgments based on scientific management for decision-making and reference..

Based on the analysis of current situation about Chinese regional economic development,this article pointed out that university library serving the regional economic was an important direction to the university library's innovative development under the new economic development situation.The author also expounded the necessity and importance of constructing a service system for regional economic development in university library,and blueprinting the main structure of the service system as well.

Research library of social influence and readers attractive in the Network Information Age,has become an important issue of digital library development.How to winning wide recognition of social people,has become the important measure of finding a place in the network information service,Based on network development,site ranking,users knowledge structure and the current situation of the development of the digital library,digital library construction has come a transition period.The Influence and Readers value recognition of the network information age library,has become an important topic of the influence development of digital library.At the same time,with"knowledge-based resource construction"and"intellegence-based service mode"and advanced cross-database search technology,remodeling resources and services ability,with completely different search engines and commercial database service mode,realize the mission and goals of digital library service.

Based on the documents retrieved from CNKI"China Academic Journal Network Publishing Database",this paper revealed the research status,summarized the research focus of library core values by analyzing the distribution of the papers by years,journals,authors,research institutions,fund support projects,the citations,and keywords frequency.Some suggestions about the further research of this field in the future has also been made.

This paper summarized the research status of the communication problems in the subject services and the cause of communication problems.For the communication problems in the subject services,this paper gave the solutions:The new service concept and technology must be adopted and the information retrieval behavior of the users must be studied.Then the subject librarians adopt the different communication for different users.The communication step by step should be adopted when the subject leaders were serviced.The librarians should use a variety of communication channels when they service the young teachers and should as a teacher when they service the undergraduate students.Furthermore,the subject librarian was the"bridge"between library and users.Good communications between librarians and users could promote other service of library.

This paper introduced a semantic-based feature dimension reduction method.Dependencies extracted by dimensionality reduction;by calculating the semantic similarity of categories and dependencies,combined with the multi-information feature selection method for the second dimension reduction.Experiments in Chinese text classification showed that the proposed feature dimension reduction method has better classification results.

This article is intended to simulate obsolescence of regional documents.By comparing several common literature aging models,combined with the actual situation of regional documents,this article proposed a new obsolescence model——"D-M"modified equation,which was based on Мотылев equation and Ding Xuedong equation,and gives out the specific solution of the regression analysis.

This paper studied the current situation of urban residents' information consumption in Chinese central region,analyzed the influencing factors of information consumption,and put forward some strategies to promote the development of the information consumption in central region.

This paper expounded the significance of characteristic construction of university libraries of Chinese medicine.Discussed from the characteristic construction of collection,database and service to explore the method of characteristic construction of university libraries of Chinese medicine,so as to make the university libraries of Chinese medicine realize its function on teaching and scientific researching to promote the development of Chinese medicine.

The paper based on the concept:the construction of the characteristics repository should be to serve as the center,attract the participation of professional users,to achieve"common sharing",to ensure the quality and utilization of library resources,EasyHDwiki software integrate into Hainan Economic and Trade encyclopedia resources library,to use EasyHDwiki building platform,to facilitate the participation resources building for professional users,and to improve resources organizations of resources library by using fully Wiki function of free tagging and Hdwiki Plugins.

The research towards users' acceptance behavior in hedonic information systems has aroused wide concern in social and academic domain,and this research could play system's value to a large extent and at the same time improve users' viscosity.This paper analysed concept and connotation,based model,and influencing factors(intrinsic motivation,social factors and environmental factors and so on)on acceptance behavior of hedonic information system user.The future research trend was also prospected.

Firstly,the paper introduced the reason why chose Google to be the goal of SEO and its ranking factors.Then a series of optimization scheme based on those ranking factors were put forward.

By the end of 2010,the Library of Congress has finished the latest test on RDA new cataloguing rules,and in order the lister table top subscribes to a consumer debut RDA service,which marks the beginning of a new development stage of RDA.The author attempted to analyze problems that may exist in the application of RDA new cataloguing rules and standards in China by introducing structure,contents,nature and characteristics of RDA and discussed the development prospects of current cataloguing rules and standards based on the impact and enlightenment of RDA.

With the increase of Internet penetration rate,the impact of the Internet has penetrated into various groups,including young people.The paper was based on the"2009 China Youth Internet Behavior report"which was released by the China Internet Network Information Center(CNNIC).The paper analyzed the differences between the network information behaviors of urban and rural youth,and explored possible factors that caused the discrepancy,and finally put forward views and suggestions for the problems that exits in rural areas.

Firstly,analysed the personalized active information service model of digital library.And then,introduced a general personalized active information service model of digital library,and made a study of the key technologies involved of main phases.Finally,discussed the drawbacks in current and the innovation strategy for personalized active information service of digital library.

The literature evaluation plays an important role in scientific innovation activities.The article investigated the methods about the retrieval before a literature evaluation,involving Medical Literature Database,retrieval method,literature information analysis,etc.The article also analyzed the Subject Headings Retrieval and the Key Words Retrieval with a medical case.

Institutional repository resource is an important part of open access resources.It's one of the most important ways to get free information online.Viewed from user's standpoint,this paper discusses the access strategies of the institutional repository resources from the aspects of IR registration sites,site of institutional repositories,institutional repository alliances and Search engines.Hope it will provide guidelines for users to make a good use of the institutional repository resources.

It is difficult to describe the discipline contracture for Intelligence science and technology since it is a interdisciplinary area with philosophy,computer science,psychology,and mathematics.In this paper,it classify its history into three stage,including Exploration stage,born stage and growth stage.It draw some mapping knowledge domain to show the develop path of it,and fusion between some discipline.

By the method of bibliometrics,the authors studied the articles published in the journal of Agricultural Sciences in China from 2006 to 2010.The authors mainly analyzed the number of the papers,author collaboration,the regional distribution of author,funded papers,citation and the price index so as to offer some reference data for evaluating the journal.

The 21256 articles about humanities and social sciences,retrieved by the CAKI core journal from 2001 to 2010,were analyzed in laws of literature growth,author and journal distribution by bibliometric method.This paper attempted to expound the bibliometric parameters difference in five cities specifically designated in the state plan.

In this paper,the 38 source journals of biotechnology literatures collected in the latest online edition of JCR(2009)were used as the research objective.Web of science was used as a research tool with document research and statistical analysis as the main research method.The number,type,subject area,source journals,research institutions and citation of the literatures in the field of biotechnology over the past decade(2001-2010)were analyzed,and compared with the research situation in the field of biotechnology in the United States.It can provide reference for the research and development in biotechnology in China.

Based on the bibliometric method,this article made a statistical analysis on the papers published in recent five years and then analyzed these papers from the perspectives of publishing years,publishers,authors,quotations,key words and so on.Through the analysis result,this paper concluded three characters on competitive technical intelligence field:the research object focused on the library and information science field,focusing on the theory research,and patent analysis is the major content.Finally,it concluded several possible ways to improve our country's ability to analyze competitive technical intelligence in order to meet the needs of economic globalization and competitive market.

This paper analyzed some problems which exist in the research of crisis information management and crisis management based on competitive intelligence.Combining with the advantages and disadvantages of both studies and considering the coordination of competitive intelligence and crisis information management,it built a comprehensive system of the crisis information management based on competitive intelligence on the same information platform.

Effective application of human intelligence network has important theoretical and practical significance.The paper discussed some different perspectives on the human intelligence network research,which has an important significance on the construction of the human intelligence network in corporation.

According to the training target of information management and information system specialty in local undergraduate universities,this paper put forward the design ideas of practice teaching system,and analysed the levels of teaching,teaching contents and construction of the practice teaching base.Finally,constructed a practice teaching system of"one foundation,three levels and four modules".

This paper discussed the characteristics of the teacher's transfer of tacit knowledge and the obstacles encountered in the distance education,analyzed the function that the communities of practice promote tacit knowledge transfer.Based on summaring the characteristic of practice communities in distance education,this paper proposed strategies for constructing teachers' practice communities on the levels of institution,concept,operation and technology.In this way,the authors tried to solve the obstacles of teachers' knowledge transfer in the distance education.

The impact of reading on life is enormous.In era of knowledge economy,people's reading level was proportional to national power.In recent years,the digital reading has entered every corner of our lives,and has an impact on traditional reading.Facing the challenges of digital reading,the library should respond actively.

By an example of"Sursen Mobile Library",which is defined as the world's first truly mobile library,the paper grasped the important features,advantages,and benefits for users of mobile library,and explored the developing opportunities and challenges of university libraries in China in this mobile service new era.

To solve the problem that CD attached books are difficult to shelf,search and exactly locate based on management model of class number or serial number,the management model based on CD attached books serial number was proposed,and the visualized access management system was realized,which has the functions such as data recording,querying and displaying exact localization in graphic animation.

In this paper,combines with cloud computing characteristics,put forward a kind of architecture for data center of digital library based on cloud computing.And then,a intelligence management strategy was put forward based on distributed storage and virtualization technologies.It provided the intelligence management strategy with availability,expansibility,manageability and security to the digital library based on the cloud computing,and brought many benefits in cloud data and device management,such as low cost,high efficiency,security,validity and reliability.

University institutional repository is designed not only to complete construction of assets,the preservation of institutional knowledge,more importantly,to promote the exchange of knowledge and re-creation.In the exchange of knowledge and re-creation process,the university institutional repository of the target user groups have different needs of the knowledge content required to build appropriate knowledge base functions to user needs,and building technology were described.

This paper designed and realized a vod system based on open source.In this vod system the storage part was using the pc architecture,ethernet card+initiator and the GFS shared network storage to achieve and the LVS load balancing was using the VS/DR(Direct Routing)and the hight available heartbeat to realize.

According to the requests of teaching evaluation on undergraduate teaching in the university,some existing problems of teaching materials construction are found out.In order to solve them properly and cultivate more practiced-oriented talents which are needed by the social production and management,with the spirit of development with the advance of the times and people education orientation,adopt various methods and measures to actively advance the teaching materials construction in the colleges,which provides more necessary learning sources for the students mastering the knowledge systematically and improving the self-learning and creative abilities.

With the rapid development of training level of sports colleges,the master of sports information becomes increasingly important,modern information technology has begun to penetrate to sports aeras,and become a powerful force for promoting the rapid development of sports.As the attention of sports college on sports information increases every year,sports information work has played an increasingly important role in the college.

Comparing with the recognition methods based on dictionary or rule,the method based on machine learning is suitably to be applied to the research on NER(named entity recognition).This article mainly evaluated the performance of two kinds of machine learning methods SVM and CRF in the course of recognizing Chinese chemical substance names,and the result of the experiment showed:in the condition of selecting same training sample and testing sample,the conditional models(Take the CRF for example)reveal the better performance.

With the development of Information technology and Internet,there is a growing use of e-commerce.Pictures show is one of the most important methods in advertising of electronic commerce,but in fact,there are many plagiarism in the use of Internet advertising picture,which brings bad effects to participants of this field.Therefore,this paper investigated the abusing of advertising images in electronic business,taking the Taobao as an example.Causes were analyzed,countermeasures were given,to promote the development of advertising on line.Efforts should be made from all sectors to make online shopping more convenient,more comfortable and more convicing.

Useing CNKI database and bibliometric methods,this paper statistically analyzed the papers on information ecology published in the journals by China's scholars from 2001 to 2011,on aspects of age distribution,master's and doctoral papers,publications distribution,the distribution of the core authors,papers co-authored and papers' main research.The paper systematically analyzed Chinese research on information ecological theory over the past decade,then pointed out the basic situation of Chinese research in this area.

The technical of long-term storage of digital materiel is now an internationally important subject,and researchers of our country are paying more and more attentions on it.In this essay,the writer will summarize the studies,especially the problems and strategies in these researches,in the area of long-term storage of digital materiels in our country.