搜索结果: 151-165 共查到“广播与电视工程技术”相关记录269条 . 查询时间(0.413 秒)
HSymmetric segment-based stereo matching of motion blurred images with illumination variations
motion blurred images illumination variations
2010/12/17
Most existing methods of stereo matching focus on dealing with clear image pairs. Consequently, there is a lack of approaches capable of handling degraded images captured under challenging real situat...
A Two-Stage Approach to Highlight Extraction in Sports Video by Using AdaBoost and Multi-modal,
Two-Stage Approach Highlight Extraction Sports Video
2010/12/17
In this paper, we propose a novel two-stage approach for highlight extraction in sports video. In the first stage, a preliminary classification is performed to the audio stream to locate the position ...
Detecting Violent Scenes in Movies by Auditory and Visual Cues, Pacific-Rim Conference on Multimedia
Movies Auditory Visual Cues
2010/12/17
Abstract. To detect violence in movies, we present a three-stage method integrating visual and auditory cues. In our method, those shots with potential violent content are first identified according t...
Highlight Ranking for Broadcast Tennis Video Based on Multi-modality Analysis and Relevance Feedback
Broadcast Tennis Video Multi-modality Analysis Relevance Feedback
2010/12/17
Most of existing work on sports video analysis concentrates on highlight extraction. Few efforts devoted to the important issue as how to organize the extracted highlights which is adapt for the user ...
Texture and Motion Pattern Fusion for Background Subtraction
Texture Motion Pattern Fusion Background Subtraction
2010/12/17
In this paper, we propose a novel background subtraction algorithm, which takes both texture and motion information into account. Texture information is represented by local binary pattern (LBP),which...
Hierarchical Background Subtraction using Local Pixel Clustering
Hierarchical Background Local Pixel Clustering
2010/12/17
We propose a robust hierarchical background subtraction technique which takes the spatial relations of neighboring pixels in a local region into account to detect objects in difficult conditions. Our ...
B-picture coding in AVS video compression standard
B-picture coding AVS video compression standard
2010/12/17
This paper first gives a brief overview of the Chinese audio–video coding standard (AVS1) especially on prediction modes of motion compensation for B-picture. Furthermore, two techniques adopted by AV...
Variable-Bin-Rate CABAC Engine for H.264/AVC High Definition Real-Time Decoding
Variable-Bin-Rate CABAC Engine H.264/AVC Real-Time Decoding
2010/12/17
This paper presents an efficient VLSI architecture for H.264/AVC Content-Adaptive Binary Arithmetic Code (CABAC) decoding. We introduce several new techniques to maximize the parallelism of the decodi...
Modeling Background and Segmenting Moving Objects from Compressed Video
Modeling Background Segmenting Moving Objects Compressed Video
2010/12/17
Modeling background and segmenting moving objects are significant techniques for video surveillance and other video processing applications. Most existing methods of modeling
background and segmentin...
2D to 3D Convertion Based on Edge Defocus and Segmentation
2D to 3D Convertion Edge Defocus Segmentation
2010/12/20
This paper presents a depth estimation method which converts two-dimensional images into three-dimensional data. Based on two-dimensional wavelet analysis of Lipschitz regularity for defocus estimatio...
Visual-Aural Attention Modeling for Talk Show Video Highlight Detection
Visual-Aural Attention Modeling Talk Show Video Highlight Detection
2010/12/20
In this paper, we propose a visual-aural attention modeling based video content analysis approach, which can be used to automatically detect the highlights of the popular TV program—talk show video. F...
上海交通大学高清在第十届高交会上荣获两项大奖（图）
国家高技术产业化十年成就奖 国家高技术产业化优秀组织奖
2008/10/17
2008年10月11日，第十届中国国际高新技术成果交易会（以下简称“高交会”）在深圳会展中心开幕。上海高清数字科技产业有限公司作为我国地面数字电视领域准的旗舰企业，参与了此次盛会，并获得“国家高技术产业化十年成就奖”和“国家高技术产业化优秀组织奖”两项大奖。
中短波广播开路监测自动化系统
广播监测 开路监测 自动监测
2008/9/17
中短波广播开路监测自动化系统是大型广播监测台第一个比较完善的广播监测自动化系统，该系统研制了32路中短波天线电子自动交换矩阵、填补了国内空白，独创了频率和调幅度自动测量系统。独立开发了涵盖监测台全部监测业务的软件模块。采用了多种先进的监测方法和手段，提高了监测台的监测能力。运用数据库管理监测资料，自动生成各种报表，提高了监测效率。实现自动控制多种具有国际先进水平的监测设备。
有线电视安全监控系统
有线电视 监控系统
2008/9/12
该项目在对以上需求进行分析以及和现有的产品研究的基础上设计了有线电视传输安全监控系统。该系统解决了光站到用户放大器之间线路的监控问题；采用滚动随机编码防止插播者破译导频码；并在现有单向网络上实现了信号回传；具有低成本生产，因而性价比较高。所以说该项目技术含量高、前景广阔、有良好的经济效益。
基于MSP430F247的智能型电机保护器设计
MSP430F247单片机 旋转编码器 数据采集 数据通信 智能型电机保护器
2012/11/19
目前市场上的电机保护器大多不具有自主处理能力，无法独立完成数据采集、数据处理、数据通信和输出控制等功能，必须依赖于计算机才能实现测控，一旦计算机出现故障，测控就会中断.针对这些特点，采用TI公司的MSP430F247单片机作为智能模块的主控芯片，设计了一种具有自主数据采集、数据处理、数据通信和输出控制能力的智能型电机保护器，能利用旋转编码器测量电机的转速和转向，实现电机的过流保护和三相电流不平衡的...