基于支持向量回归的无参考MS-SSIM视频质量 评价模型
TP391; 多尺度结构相似度(multi-scale structural similarity,MS-SSIM)是一种常用的全参考视频质量评价准则,由于评价时需要原始视频作为参考,因此无法用于实时的网络视频质量评价中,故提出一种基于H.264码流的无参考MS-SSIM视频质量评价模型.该模型从H.264码流中提取出I帧和P帧的编码模式、运动矢量等参数,然后对这些参数进行统计分析,来表征视频的纹理丰富程度和运动剧烈与复杂程度;结合量化参数等信息构成码流特征参数集,使用支持向量回归(support vector regression,SVR)方法建立码流特征参数和MS-SSIM之间的映射关系模...
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| Published in | 北京工业大学学报 Vol. 44; no. 12; pp. 1486 - 1493 |
|---|---|
| Main Authors | , , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
北京工业大学计算智能与智能系统北京市重点实验室,北京,100124
01.12.2018
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| Subjects | |
| Online Access | Get full text |
| ISSN | 0254-0037 |
| DOI | 10.11936/bjutxb2018020028 |
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| Abstract | TP391; 多尺度结构相似度(multi-scale structural similarity,MS-SSIM)是一种常用的全参考视频质量评价准则,由于评价时需要原始视频作为参考,因此无法用于实时的网络视频质量评价中,故提出一种基于H.264码流的无参考MS-SSIM视频质量评价模型.该模型从H.264码流中提取出I帧和P帧的编码模式、运动矢量等参数,然后对这些参数进行统计分析,来表征视频的纹理丰富程度和运动剧烈与复杂程度;结合量化参数等信息构成码流特征参数集,使用支持向量回归(support vector regression,SVR)方法建立码流特征参数和MS-SSIM之间的映射关系模型,用于预测H.264码流的MS-SSIM视频质量度量.该模型只使用从H.264码流中提取的编码参数,无须原始的参考视频,也无须对视频进行解码.与现有的无参考码流预测模型相比,该模型可以获得更高的预测精度. |
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| AbstractList | TP391; 多尺度结构相似度(multi-scale structural similarity,MS-SSIM)是一种常用的全参考视频质量评价准则,由于评价时需要原始视频作为参考,因此无法用于实时的网络视频质量评价中,故提出一种基于H.264码流的无参考MS-SSIM视频质量评价模型.该模型从H.264码流中提取出I帧和P帧的编码模式、运动矢量等参数,然后对这些参数进行统计分析,来表征视频的纹理丰富程度和运动剧烈与复杂程度;结合量化参数等信息构成码流特征参数集,使用支持向量回归(support vector regression,SVR)方法建立码流特征参数和MS-SSIM之间的映射关系模型,用于预测H.264码流的MS-SSIM视频质量度量.该模型只使用从H.264码流中提取的编码参数,无须原始的参考视频,也无须对视频进行解码.与现有的无参考码流预测模型相比,该模型可以获得更高的预测精度. |
| Author | 王贯瑶 卓力 张美娜 李嘉锋 |
| AuthorAffiliation | 北京工业大学计算智能与智能系统北京市重点实验室,北京,100124 |
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| Author_FL | LI Jiafeng WANG Guanyao ZHUO Li ZHANG Meina |
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| Copyright | Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
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| DocumentTitle_FL | No-reference MS-SSIM Video Quality Assessment Model Based on Support Vector Regression |
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| Keywords | 支持向量回归 无参考 多尺度结构相似度 H.264 码流参数 |
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| Title | 基于支持向量回归的无参考MS-SSIM视频质量 评价模型 |
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