- data normalization
- normalizacja danych
English-Polish dictionary of Electronics and Computer Science. 2013.
data normalization
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Data warehouse — Overview In computing, a data warehouse (DW) is a database used for reporting and analysis. The data stored in the warehouse is uploaded from the operational systems. The data may pass through an operational data store for additional operations… … Wikipedia
Normalization — may refer to: Contents 1 Mathematics and statistics 2 Science 3 Technology … Wikipedia
Data redundancy — occurs in database systems which have a field that is repeated in two or more tables. For instance, in case when customer data is duplicated and attached with each product bought then redundancy of data is a known source of inconsistency, since… … Wikipedia
Data profiling — is the process of examining the data available in an existing data source (e.g. a database or a file) and collecting statistics and information about that data. The purpose of these statistics may be to: Find out whether existing data can easily… … Wikipedia
Data administration — or data resource management is an organizational function working in the areas of information systems and computer science that plans, organizes, describes and controls data resources. Data resources are usually as stored in databases under a… … Wikipedia
Data Pre-processing — is an often neglected but important step in the data mining process. The phrase Garbage In, Garbage Out is particularly applicable to data mining and machine learning projects. Data gathering methods are often loosely controlled, resulting in out … Wikipedia
Normalization (statistics) — For other uses, see Standard score and Normalizing constant. In one usage in statistics, normalization is the process of isolating statistical error in repeated measured data. A normalization is sometimes based on a property. Quantile… … Wikipedia
Normalization (image processing) — In image processing, normalization is a process that changes the range of pixel intensity values. Applications include photographs with poor contrast due to glare, for example. Normalization is sometimes called contrast stretching. In more… … Wikipedia
Data mart — A data mart (DM) is the access layer of the data warehouse (DW) environment that is used to get data out to the users. The DM is a subset of the DW, usually oriented to a specific business line or team. Contents 1 Terminology 2 Design schemas 3… … Wikipedia
data base normalization — duomenų bazės normalizavimas statusas T sritis informatika apibrėžtis ↑Sąryšinės duomenų bazės schemos pertvarkymas pagal tam tikras taisykles, norint išvengti tam tikrų nepageidaujamų jos ypatybių, pavyzdžiui, vienodų duomenų pasikartojimo.… … Enciklopedinis kompiuterijos žodynas
Data Manipulation Language — A data manipulation language (DML) is a family of syntax elements similar to a computer programming language used for inserting, deleting and updating data in a database. Performing read only queries of data is sometimes also considered a… … Wikipedia
