The third in a series of five articles illustrates the need for a better understanding of the indexing function. (AB)

The development of an automatic indexing technique, called Double KWIC (DKWIC) Coordinate Indexing, is described which extends the KWIC indexing principles to provide easy access to an additional level of specificity for information indexed under these frequently appearing terms. Chapter 2 discusses indexing terminology and some fundamental…

It is shown that this new automatic indexing technique can be applied with the same effectiveness shown earlier for indexes derived from words in titles or title-like phrases; the basic difference being that linear notation symbols rather than words are used as the indexing units. (17 references) (Author/NH)

Describes the origin of the Thesaurus of ERIC Descriptors and how additions are made to his volume. (DE)

An access method for bibliographic records that combines features of the search key approach and the inverted file approach. Permits extension of search key technique to large files. (Author/LS)

This paper was prepared to provide a frame of reference to the role of microfilm within the information retrieval world and to provide an opportunity for evaluation of the use of microforms for active retrieval applications. The paper discusses the principles of information retrieval, considers subject and classification indexing, and describes…

A study of the importance to the user of various characteristics in the printed subject indexes to abstract journals and published literature and the user's preference for the different formats available. (Author)

This programmed course consists of four lessons which cover the general principles of indexing, the specific methods of coordinate indexing, and the use of the Educational Resources Information Center (ERIC) Thesaurus. In the first volume the five appendices contain: (1) an index to the major themes of the course, (2) some definitions of form…

This volume contains the first two lessons of a course in subject indexing based upon the Educational Resources Information Center (ERIC) Thesaurus, Lesson 1 is an introduction to indexing, containing definitions and concepts related to the theory of indexing and information retrieval as well as an introduction to the ERIC Thesaurus. Lesson 2 is…

A brief description of an efficient information retrieval system by which students, teachers, researchers, etc., may store information and data that are pertinent to their work. (AK)

The objectives of this research were to investigage (1) the feasibility of an index simulator, and (2) the use of a sequential analysis model for the automatic classification of documents. Index simulation was studied in general for various types of indexes, and in depth for the simulation of an inverted coordinate index to a document collection…

The thesaurus is divided into two parts. The first part lists descriptor terms under eight main areas of concern in foreign language instruction; the second lists terms alphabetically and includes "use" and "use for" notations. More that 500 descriptors are included. An introduction describes the work of the Information Center for Research in…

After a summary of background knowledge useful in searching for information, the authors cover extensively the sources available to the researcher interested in locating educational data or conducting a search of bibliographic materials. They list reference books, dictionaries, almanacs, yearbooks, subject matter summaries; and sources for…