As the essence of digital data is digital signal, if we use cipher to encrypt these data, we will lose the signal property of them.
数字化的声像数据从本质上说就是数字信号,如果对这些数据也采用密码学加密方式,则其本身的信号属性被忽略了。
参考来源 - 基于拷贝控制的视频数字水印嵌入提取算法的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
No conversion from analogue to digital data is needed.
没有必要把模拟转换为数字数据。
Just how much does the Constitution protect your digital data?
宪法到底在多大程度上保护了你的数字数据?
The report describes the state and growing role of digital data that has now entered every sector and economy...
该报告描述了已经进入到每一个部门和经济领域的数字型数据的状态和成长中的角色。
But as you probably know, a JPEG, a photograph, these are usually multiple megabytes these days which means there's a ridiculous amount of data still on that digital camera.
但是你知道,一个JPEG图片,通常是由几兆字节组成的,也就是说这些数据的大部分,仍然存在于数码相机中。
应用推荐