By GeraldineGaray Mallo               1
 Refers to the theory and  practice of providing  services that link  information seeks to  information sources Providin...
OralDocument aryAudio- Visual     3
 User Utilization   of  resources Education and  training of  information  specialist Establishing       4
 Computerized  Information  Services Library/Infor  mation  Center-Based    5
   Online Information Services –    provided by organizations    like DIALOG and INFOLINE                                ...
   These organizations buy databases on    many subject fields, mount them on host    computers, and allow remote access ...
 arecomputerized or machine-readable equivalents of abstracting/indexing journals, directories, handbooks, data compilati...
9
10
1. Dissemination of Primary Products Interlibrary  Loan              Provision of Circulation of     Preprints and  Lib...
12
13
14
15
16
RSS(Really Simple Syndication)                 17
18
19
 Referral Services Current Awareness Services List of Acquisition Bulletin of tables of contents Bibliographic Bullet...
21
   Reference Services   Question-answer    Services   Data Banks   Analysis of    Information   Consolidation of    I...
 Liaison Services Flash Information Dissemination  through direct  contact The mass media Feedback from  users       ...
 Usersmay be limited bythe organization theywork for, the nature oftheir work orprofession, theirage, sex, or other socia...
 Overall  familiarization with the  problem and problem statement Gathering scientific knowledge  about the subject of t...
 Education, training, experience Position and nature of the user’s  job Role of user in a group Subject interest of th...
Feature of the World      Users’ Difficulties        Informationof Information                                       Servi...
Feature of the          Users’ Difficulties   InformationWorld of                                      Service/SystemInfor...
29
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Information retrieval

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  • Overall familiarization with the problem and problem statement – acquaintance in the subject, user need general info for the subject to build an overall ideaGathering scientific knowledge about the subject of the study – user is engaged in retrospective searching of the BROADEST possible scope of the literatureCoordination and interpretation of scientific data – user attempts to make critical evaluation of ideas and hypothesisFormulation of the problem – user make in-depth analysis rather than broad coverageProving the working hypothesis – user need lot of factual data at this stageStatement of conclusions and recommendations – user need a good amount of consolidated infoDescription of the research results – user check bibliographic and other details for documentation
  • Information retrieval

    1. 1. By GeraldineGaray Mallo 1
    2. 2.  Refers to the theory and practice of providing services that link information seeks to information sources Providing an information service calls for information specialists, 2
    3. 3. OralDocument aryAudio- Visual 3
    4. 4.  User Utilization of resources Education and training of information specialist Establishing 4
    5. 5.  Computerized Information Services Library/Infor mation Center-Based 5
    6. 6.  Online Information Services – provided by organizations like DIALOG and INFOLINE 6
    7. 7.  These organizations buy databases on many subject fields, mount them on host computers, and allow remote access to them by users for a fee. 7
    8. 8.  arecomputerized or machine-readable equivalents of abstracting/indexing journals, directories, handbooks, data compilations etc., which are searchable 8
    9. 9. 9
    10. 10. 10
    11. 11. 1. Dissemination of Primary Products Interlibrary Loan  Provision of Circulation of Preprints and Library Reprints Materials  News Reviews Provision of  Press Clippings 11
    12. 12. 12
    13. 13. 13
    14. 14. 14
    15. 15. 15
    16. 16. 16
    17. 17. RSS(Really Simple Syndication) 17
    18. 18. 18
    19. 19. 19
    20. 20.  Referral Services Current Awareness Services List of Acquisition Bulletin of tables of contents Bibliographic Bulletins Indexes Selective Dissemination of Information Retrospective Search Services 20
    21. 21. 21
    22. 22.  Reference Services Question-answer Services Data Banks Analysis of Information Consolidation of Information Evaluation of Information 22
    23. 23.  Liaison Services Flash Information Dissemination through direct contact The mass media Feedback from users 23
    24. 24.  Usersmay be limited bythe organization theywork for, the nature oftheir work orprofession, theirage, sex, or other socialgroups and so on. 24
    25. 25.  Overall familiarization with the problem and problem statement Gathering scientific knowledge about the subject of the study Coordination and interpretation of scientific data Formulation of the problem Proving the working hypothesis 25
    26. 26.  Education, training, experience Position and nature of the user’s job Role of user in a group Subject interest of the user Language preference of the user Level of IT literacy Professional bodies of which the user is a member 26
    27. 27. Feature of the World Users’ Difficulties Informationof Information Service/System CapabilityGenerators and users Awareness of Current awarenessof Information are information generated services, extensionusually located a is difficult services, publicationdistance apart and publicityCumulation of Overabundance, need Indexing, classificationinformation into vast for selection and storage systems,quantities reference servicesAccelerated growth of Obtaining information Reviews, state-of-the-information; increasing quickly for specific art trend reports,rate of obsolescence problem area digests, information analysis and evaluationInterdisciplinary Can specialize only in a Indexing techniques tonature of information restricted subject interlink subjects; field information analysis and enquiry service 27
    28. 28. Feature of the Users’ Difficulties InformationWorld of Service/SystemInformation CapabilityMultiplicity of Familiar with only Translation Serviceslanguages one or a few languagesWide range of Only some standards Selection andstandards and and patterns are presentation ormodes of convenient for users repackagingpresentation of according to users’ideas needsWide variation in Difficulties and Information andquality and inadequacy of time data analysis andreliability for evaluating and evaluation selectingDelays in final stage Difficulty in Obtaining copies ofof document obtaining copies of documents, 28
    29. 29. 29

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