On the basis of analyzing video data acquisition from radar recording meter, an improved radar image compression algorithm, based on zero-tree coding wavelet decomposition, was proposed.
在对雷达记录仪采集的视频数据分析的基础上,提出了一种改进的基于零树编码的小波分解雷达图像压缩算法。
The pdfs to which these codes correspond are well matched to statistics of image and video data, thus enabling an increase in robustness to channel errors with no penalty in coding efficiency.
其编码数据格式能够很好地应用于图像和视频的统计编码中,在保持编码效率的同时,很大程度地提高编码在信道传输中的纠错能力。
Scalable video coding(SVC) technology is a new domain in the processing of image and video, and there are many results of SVC at present.
可伸缩性视频编码(SVC)技术是图像和视频处理中一个新的研究领域,近年来取得了很多成果。
Since the model based coding being presented from early 80's, it has got extensive attention as a video coding method due to high subject image quality and low bit rates.
模型基图像编码自80年代初提出后,由于在低码率情况下有高的主观图像质量,作为视频编码的方法得到了广泛的重视。
The image and video coding based on wavelet, transform is studied in this thesis. The new algorithm of wavelet-based image and video compressing is proposed and tested.
本文对小波图像和视频编码进行了深入研究,提出了新的小波图像和视频编码算法,并针对提出的算法进行了实验验证。
It is an effective method to remove the video data time redundancy, which directly affects the performance of coding efficiency and image quality.
它是去除视频数据中时间冗余度的有效方法,它的性能好坏直接影响编码的效率和图像的质量。
This paper proposes a motion based region growing segmentation scheme for the object based video coding which segments an image into homogeneous regions characterized by a coherent motion.
针对基于对象的视频编码应用,提出了一种基于运动的区域生长分割方案,将图像分割成具有一致运动特征的区域。
Family is suitable for the wide circle of applications, demanding to the computational resource, including coding video of high clearness (H. 264), recoding and data analysis, image processing.
家庭是适合广泛的圈子申请,要求的计算资源,包括视频编码的高清晰(H.264标准) ,重新编码和数据分析,图像处理。
The Method based on the DCT transformation has been the center technology for most of the digital image and video coding standards, since it features on good de-correlation and energy compression.
基于分块dct变换的编码方法,由于具有良好的去相关性和能量压缩特性,已经成为现有大多数图像和视频编码标准的核心技术。
MPEG4 is a video coding technology with the characters of high compression ratio, low requirement for transmission bandwidth and high quality of image.
MPEG4是一种压缩率高、对传输带宽要求低、图像质量高的图象编码技术。
Absrtact: for its fine performance, DCT transform is widely used in the compression and coding method of image and video data.
摘要:DCT变换以其优良特性被图像和视频的数据压缩编码所广泛采用。
So it is effective to apply U-transform, which may be used extensively in the application of video coding, to the field of image compression.
由此可见,应用u -正交变换对图像进行编码压缩是一类行之有效的方法,并有望在视频编码中得到应用。
Since the traditional coding technology for image and video is using of DCT, the blocked and whole DCT technology in frequency domain was used in order to embed watermarking.
由于以前的图像和视频编码标准采用DCT编码,在变换域嵌入水印大多使用分块或整体DCT技术。
Coding of arbitrarily shaped image is one of the core techniques in MPEG 4 video compression. One approach to transform an arbitrarily shaped image region is addressed.
任意形状图象对象的变换编码方法是MPEG -4视频编码实现的核心技术之一。
Currently, most infrared image compression systems adopt the scheme of existing mature image and video coding standards.
目前,在现有的红外图像压缩系统中,其压缩方案均采取已经成熟的图像压缩标准。
His research interests include image processing, video coding, VLSI architecture.
主要研究图像处理,视频压缩,VLSI结构。
His research interests include image processing, video coding, VLSI architecture.
主要研究图像处理,视频压缩,VLSI结构。
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