CAJ | 학술논문

随着数字技术的出现和计算机网络的发展,多媒体数据的版权保护成为亟待解决的问题.针对数字化视频的版权认证问题,提出了一种新的数字签名技术.该方法应用一类新的正交函数系对视频关键帧处理,取关键帧的低频系数作为特征生成签名.实验结果证明该方法可以成为视频内容认证的一种有效工具.
수착수자기술적출현화계산궤망락적발전,다매체수거적판권보호성위극대해결적문제.침대수자화시빈적판권인증문제,제출료일충신적수자첨명기술.해방법응용일류신적정교함수계대시빈관건정처리,취관건정적저빈계수작위특정생성첨명.실험결과증명해방법가이성위시빈내용인증적일충유효공구.
With the development of the Internet,the issue of multimedia copyright protection becomes servious day and day.Proposed in this paper is a novel video signature scheme based on V-system over triangular domain.The scheme takes the low frequency coefficients of the key frames as the feature of the video and generates its signature.The experiments show that the method is effectual for video content authentication.