Indexing languages (2)

2,865
-1

Published on

Published in: Technology, Business
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
2,865
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
56
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide
  • descrimin
  • Indexing languages (2)

    1. 1. INDEXING LANGUAGES
    2. 2. Any vocabulary, controlled or uncontrolled used for indexing ,along with the rules of usage.Is much more than a list of index terms that are acceptable to users.
    3. 3.  Helps users discriminate between terms and reduces an ambiguity in the language. To assist both indexers and searchers in using and manipulating the system.
    4. 4.  Assigned term Derived term
    5. 5.  An indexer must assign terms or descriptors on the basis of subjective interpretation of the concepts implied in the documents. The indexer determine the subject matter of the document at hand. Assigned descriptors from a controlled vocabulary, which identifies concepts expressed by the documents author.
    6. 6.  All the descriptors are taken from the text itself. Sometimes called natural language or free text indexing.
    7. 7.  Is a related group of words or phrases adopted by a particular group of people to be used in an indexing activity. Formal lists of the words in the controlled vocabulary.
    8. 8.  Evolutionary vocabulary- consists of raw material supplied by indexers.- Which is edited or planned after the fact. Enumerated vocabulary- Is generated as the result of a special study or inquiry and a consensus of experts who predetermine what the vocabulary should be for an area of knowledge.
    9. 9.  Show vertical arrangements of words within classes. Indicate synonymous relationships, near synonymous relationships and related word groups.
    10. 10.  Specific language, with words, relationships of words and its own grammatical rules for usage. It is a controlled , collected subset of natural language.
    11. 11.  Consistency in indexing and searching. The control of synonyms, although it has many other functions such as related words, more specific words and broader words.

    ×