流媒体技术初探

近年来,为解决文件下栽时间过长的问题,适应网络多媒体化的发展趋势,一种新兴技术应运而生,这就是遵守特定网络协议的流媒体技术.文章对流媒体技术及其应用作出了分析和探讨.     

试论新加坡的精英教育

战后新加坡经济能够迅速发展,离不开它发达的教育事业,尤其是富有特色的精英教育。重点分析了新加坡精英教育的三个方面,即分流制;大力发展高等教育,确保质量;天才教育,以及精英教育所取得的成就和存在的问题,以期对我国的教育有所启示。     

大类招生培养模式浅析及西安交大实践

大类招生培养模式作为一种新型人才培养模式,已经被越来越多的高校所采用。本文详细阐述了大类招生的概念、四种类别、优点与弊端,并结合西安交大在大类招生过程中的具体实践,重点介绍了大类招生模式在招生宣传、课程体系及专业分流等三个方面的内容与要求。     

基于流媒体的同步多媒体课件的设计与应用

通过对基于流媒体的同步多媒体课件系统方案的研究,结合数据结构课件开发实例,对流媒体课件开发的步骤作了阐述,解决了课件开发中视频／音频与电子讲稿、索引区的标题与视频／音频的同步难题．     

高等教育分流选择主体与对象策略——国际比较与思考

伴随着高等教育大众化和普及化的进程,在高等教育分流中由谁来选择和选择谁的问题日益凸显,只有全面谋划,才能使分流合理有序,才能协调好各方利益,促使人才培养事业健康发展。     

流媒体技术在专业实验网络教学中的应用

选择Windows Media server搭建一个局域网流媒体技术应用平台，将流媒体、Netmeeting、Email、Web技术综合应用于专业实验网络教学，实现按需点播、网络模拟演示实验、在线辅导答疑功能，并且给出了实现的步骤和方法。     

论高等教育分流的价值目标

价值是人们对于能够满足自己某种需要的客观事物重要性的认识与评价,目标是人们在一定价值观念支配下作出的对一定对象的选择或对某种结果的追求。高等教育分流的价值目标是高等教育分流主体对有关分流活动的价值取向与目标选择,它们之间具有一定的矛盾性,需要高校主体采用"兼顾"的分流目标加以协调。     

Media-specific rate allocation in heterogeneous wireless networks

INTRODUCTION With the development of novel wireless tech- nologies and increasing available bandwidth, multi- media applications over wireless networks become attractive for both businesses and end users. Fast de- ployment of Wi-Fi HotSpots, increase in wireless coverage of remote habitable areas (Wi-Max, or wireless mesh networks), improved data services over the 2G cellular systems and the long awaited debut of 3G wireless services offer many potential and inter- operable communicatio…     

Adaptive peer-to-peer streaming with MutualCast

INTRODUCTION Many applications, such as software distribution, Internet TV/video streaming, video conferencing, multiplayer gaming, personal media distribution and P2P web content duplication, distribute the same content from one source node to many destination nodes. For these applications, IP multicast is an ideal network layer solution. A distribution tree rooted at the source can be formed to reach an arbitrary number of receivers. During content distribution, every single piece of…     

An embedded packet train and adaptive FEC scheme for effective video adaptation over wireless broadband networks

INTRODUCTION With the emergence of wireless technology, various multimedia services, e.g., audio and/or video, are reaching us today through portable devices any- time, anywhere and even more increasingly accessi- ble in the near future. High quality video streaming over wireless IP is one of the most attractive applica- tions by ongoing deployment of wireless local area network (WLAN) hotspots and even powerful Wi- MAX mobile coverage. However, the present Internet is not providing a…