In today’s world, lot of information is being produced and it is humongous task to find the exact information in very less time. Latest searching techniques are making this process simpler and faster. There are two tools for retrieving information: index or catalog service.
In library domain, index is known as the collection of headings or words with related locators or pointers. Pointers can be paragraphs, page numbers or section.
Used in searching a material associated to particular heading in the collection of documents.
The process of assigning access points to knowledge elements like articles, documents, books etc is called Indexing. Author, editor or anyone who is working as an indexer can perform the indexing.
Depending on how the indexing is performed, there are two fundamental types -
Depending on the way the keywords are arranged, below are the types of indexing -
After analyzing the subject content, keyword should be generated.
Indexer will create the search terms and are used during searching the resources. The concepts are made as entries which are complex and detailed.
Advantages of PRECIS
Disadvantage of PRECIS
Once the index is prepared, the relationships among topics can’t be modified. Journals and bibliographies are examples.
Indexer will create the search terms not while indexing but during searching the resources depending on individual search results. After preparing database, index is created. The searcher can make use of several ways to search.
Advantages of POCIS
Below are the POCIS advantages –
Disadvantage of POCIS
Below are the POCIS disadvantages -
This indexing type is known as natural indexing or free text indexing which does not have a control on vocabulary.
Types of Keyword Indexing
Here are few popular types of keyword indexing −
The purpose of the work is understood by the Abstract. It is the detailed text generated after analysis of the written work and the subject heading in the form of academic document, book , research paper or more.
Information can be retrieved with an abstract with an index.
Public Library Management Tutorial
Public Library Management
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