而ext4允许提前分配，无需进行上述操作，这能提高某些数据库和多媒体工具的性能。
Ext4 permits preallocation without doing this, which can improve the performance of some database and multimedia tools.
Python已经演进并成为许多处理网络、多媒体、数据库和系统程序设计应用程序的开发人员的语言选择。
Python has evolved and become the language of choice for many developers working on network, multi-media, database, and system programming applications.
基于内容的图像检索技术是当前多媒体数据库系统和数字图书馆研究中的一个热点。
Contentbased image retrieval is a hotspot in the research of multimedia database system and digital library.
本文介绍了数字化图书馆建设中建立WEB多媒体专题数据库的意义、方案、相关技术和一个实例。
This paper introduces the significances scheme, related technology and a concrete example of WEB multimedia special database during the construction of digital library.
从CSCW的研究思路，讨论对于地域分散的多媒体数据库系统的群体应用，提出并分析了多媒体数据库协同工作模型。
For the application collective MDBMS working in spreading area, this paper discusses and works out an intelligence multimedia web database model based on CSCW.
本文对远程医疗的四个关键技术——网络协议、多媒体数据库技术、数据压缩技术、网络安全分别进行了研究。
Four key techniques of telemedicine system about are researched respectively, which are network protocols, multimedia database system, data compress and network security.
该方法基于图形模式识别和多媒体数据库技术，具有容易理解和实现的特点。
The method is based on technologies of graphic model recognition and multimedia database, and understanding and realizing are easy in this system.
视频点播系统是集通信网络技术、多媒体技术、计算机和数据库技术于一体的崭新的视频服务系统。
Video-on-demand system is a new video service system which incorporates communication network technology, multimedia technology, computer and database technology.
一个真正的集成媒体系统必须连接各个用户和内容可检索的多媒体数据库。
A truly integrated media system must connect with individual users and content-addressable multimedia databases.
本文针对数字图书馆系统中图像与视频检索的难点，重点讨论构建分布式多媒体数据库的关键技术。
This paper discusses the key technology of building divisive multimedia database to solve, the problems in digital library.
在这篇文章中，提出了一种多媒体联邦数据库的元数据结构的规范。
In this paper, a specification of a metadata architecture for a multimedia database federation is presented.
介绍一种对异质数据库、多媒体信息及其它信息源数据都适用的、统一的元数据表示模型。
A uniform metadata representation is introduced for heterogeneous databases, multi media information and other information sources.
多媒体数据库目前得到广泛的应用。
为给各层次管理人员提供一种新型的电子化学籍管理手段，利用网络多媒体数据库技术，开发了学籍管理辅助决策系统。
The ADSS in the management for status of students developed by means of network multimedia technology provides a new electronic method of management for status of students.
对多媒体数据的处理进行了研究；实现了通过ODBC对数据库的连接。
Then is the disquisition of multimedia data processing and implementation of database connection through ODBC.
在大规模多媒体数据库中进行基于内容的检索，高维数据索引结构的研究是重要问题。
The study of high dimensional data index method is the key problem of content based search in large scale multimedia databases.
KNN查询是多媒体数据库管理系统中最具代表性的查询方式之一，它将k个与查询点最接近的对象作为查询结果返回。
KNN query is one of the most representative queries in multimedia database management system. It shows the result of k objects nearest to the query point.
MSFRP实现从特征层到语义层的多媒体数据检索，有效支持多媒体数据库的复杂查询应用。
MSFRP realizes multimedia data retrieving from character layer to semantic layer and supports sophisticated inquiry application of multimedia database efficiently.
分布式多媒体系统支持数据库中或网络中的声音、视频、文本和数字数据的整合与协同。
Distributed multimedia systems support the integration and coordination of audio, video, text and numeric data originating from databases or high-speed networks.
在此基础上，给出个人多媒体移动业务管理模型原型系统，分析了系统中每个模块的功能以及系统中数据库的构造和关系。
Then it gives a management model for multimedia personal mobile service and analyzes functions of the model and database structure in the model.
该系统除了具有传统的数据库检索系统所有功能外，还具有动态维护数据和支持多媒体信息播放的功能。
That system, besides providing with all traditional database search functions, provides with database dynamic maintenance function and the support function for displaying multimedia information.
同时把空间数据库技术和现代多媒体技术结合起来，实现在空间数据基础上的多媒体信息查询。
And it also integrated modern multimedia technology with traditional spatial database, hence the multimedia information query based on the spatial database came true.
同时，给出了基于DB2的户籍管理多媒体数据库系统的实现方法，说明了系统实现中的关键技术。
Meanwhile, it provides ways that realize DB2-based multimedia database system of census register management, and shows key technology of its realization.
华中科技大学数字校园主校区查询系统就是基于分布式多媒体数据库的实例系统。
HUST Digital Campus main section Query system is the instance system based on the distributing multimedia database.
交互式远程教学的设计是一个集网络、多媒体、数据库诸多方面的系统设计，其设计原则要求科学且严密。
The system design of the interactive distance Learning is consisted of the network, multimedia and the database, whose design principle scientific and rigorous.
提出了处理数据库中多媒体数据的技术和方法，讨论了数据库的安全问题。
The techniques and methods used for processing multimedia data in database are proposed. Security of database is also discussed.
基于特征的图像检索在多媒体数据库管理和多媒体通信传输中得到越来越多的重视。
Feature based image retrieval has got more and more attention in multimedia database management and date transmission.
多媒体数据库的关键技术包括：媒体数据建模、媒体对象的管理、多媒体数据库语言。
Key technologies of database include media data modeling, management of media object, and multimedia database language.
通过对多媒体数据库的数据存贮、查询、版本控制和多媒体数据操作的讨论，阐述了多媒体数据库的特征。
The article states multimedia database characteristics by discussing data storage and query of multimedia database, copyright control, as well as multimedia data operation.
通过对多媒体数据库的数据存贮、查询、版本控制和多媒体数据操作的讨论，阐述了多媒体数据库的特征。
The article states multimedia database characteristics by discussing data storage and query of multimedia database, copyright control, as well as multimedia data operation.
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