Glossary

A

API

Application programming interface.

B

Boolean expression

Expression containing logical operators like AND, OR, and NOT.

C

case-support

Feature that allows distinguishing between uppercase and lowercase characters.

D

demon

Program or process, part of a larger program or process, that is dormant until a certain condition occurs and then is initiated to do its processing

document repository

Place where all SIETS documents are stored in the format, in which they were stored in the SIETS system, for returning the documents on a search request.

See also: SIETS document.

F

FTS

Full text search.

See also: FTS query.

FTS query

Full text search request to the SIETS server.

See also: FTS.

fuzzy search

Feature that allows searching for words that sound the same but are spelled differently.

I

inverted index

List of words, where each word has a list of pointers to SIETS documents in which the word occurs.

See also: SIETS document.

M

markup search

Feature that allows searching for words within specific markup.

multi-language support

Feature that ensures the documents in different languages and character encodings can be stored and searched within one SIETS storage.

See also: SIETS storage.

P

policy

Set of operations for data importing and retrieving to the SIETS storage.

See also: SIETS storage.

R

RAM

Random access memory.

rate

Mechanism, which ensures that results are ordered in a result set according to assigned unchanging rate.

relevance

Measure of the accuracy of the search results.

See also: rate.

S

scheme

Document structure definition mechanism, which defines the location and behavior of each document part.

SIETS API

Standardized set of functions for accessing the SIETS server.

See also: SIETS server.

SIETS console

Simple text application for accessing the SIETS server directly using the same functions as in SIETS API.

See also: SIETS API.

SIETS document

Unit in SIETS storage against which searching is performed. It can be unstructured or XML structured.

See also: SIETS storage.

SIETS server

Stand-alone server for storing and retrieving information such as plain texts or XML structured documents. It can be run in one or more instances per computer.

SIETS storage

Data collection for storing SIETS documents in a format that ensures a search is performed very fast. SIETS storage is contained by one SIETS server instance, and consists of vocabulary, document repository, and inverted index.

See also: SIETS document, vocabulary, document repository, inverted index.

snippet

Fragment with an occurrence of a search term.

specific weight

Weight of a word in a document that is calculated according to the specific weight interval of the document part the word occurs.

See also: specific weight interval.

specific weight interval

Integer range assigned to a document part that denotes the importance of the document part compared to other document parts.

See also: specific weight.

stemming

Feature that allows searching for words and their declinations.

U

UTF

UCS (universal character set) transformation format.

V

vocabulary

Vocabulary is a list of all unique words in the SIETS storage. Unique words are found in documents and added to the vocabulary while storing these documents to the SIETS storage.

See also: SIETS storage.

W

wildcard search

Feature that allows searching for unknown characters or phrases.

X

XML

Extensible markup language.

XML reply

XML message that is returned when submitting a XML request.

See also: XML request.

XML request

XML message that is sent to the SIETS server to perform a SIETS API command.

See also: SIETS API.


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