data structure
51Structure mining — or structured data mining is the process of finding and extracting useful information from semi structured data sets. Graph mining is a special case of structured data mining[citation needed]. Contents 1 Description 2 See also …
52Structure tensor — Structure tensors (or second moment matrices) are matrix representations of partial derivatives. In the field of image processing and computer vision, they are typically used to represent gradients, edges or similar information. Structure tensors …
53Data independence — is the type of data transparency that matters for a centralized DBMS. It refers to the immunity of user applications to make changes in the definition and organization of data. Physical data independence deals with hiding the details of the… …
54Data flow diagram — example.[1] A data flow diagram (DFD) is a graphical representation of the flow of data through an information system, modelling its process aspects. Often they are a preliminary step used to create an overview of the system which can later be… …
55Data extraction — is the act or process of retrieving data out of (usually unstructured or poorly structured) data sources for further data processing or data storage (data migration). The import into the intermediate extracting system is thus usually followed by… …
56Data virtualization — describes the process of abstracting disparate data sources (databases, applications, file repositories, websites, data services vendors, etc.) through a single data access layer (which may be any of several data access mechanisms). This… …
57Data Mining Extensions — (DMX) is a query language for Data Mining Models supported by Microsoft s SQL Server Analysis Services product. Like SQL, it supports a data definition language, data manipulation language and a data query language, all three with SQL like syntax …
58Structure de donnees persistante — Structure de données persistante En informatique, une structure de données persistante est une structure de données qui préserve ses versions antérieures lorsqu elle est modifiée ; une telle structure est observationnellement immuable, car… …
59Data envelopment analysis — (DEA) is a nonparametric method in operations research and economics for the estimation of production frontiers[clarification needed]. It is used to empirically measure productive efficiency of decision making units (or DMUs). Non parametric… …
60Data Management Inc. — Data Management Inc. Type Private Industry Computer software Digital distribution Founded …
