hashing algorithm

The algorithm is robust about noise, rotation and so on. And it has strong security and uniqueness. ( 2) Based on the perceptual hashing of the speech ZCR ( zero-crossing rate) and speech centroid, a speech content authentication algorithm is proposed.

算法对旋转、噪声是鲁棒的，同时也具有较强的安全性与唯一性。（2）根据语音过零率及质心特征，设计了一种基于感知哈希的语音内容认证算法。

Some weaknesses have been found in a more recent hashing algorithm, known as SHA-1 .

另外,一些比较新的散列算法(SHA -1 )也已经被发现有弱点.

Thus, it is very difficult to decode the hashing algorithm; the security is enhanced via using the selected matrix and iteration time as the secret keys.

将所选用的矩阵和迭代次数作为浮水印的密钥，提高了算法的安全性。

Additionally, the chaos system obviously enhances the security. ( 2) An image Hashing algorithm based on lifting wavelet transform and BP neural network is presented.

提出了一种基于提升小波变换和反向（BP）神经网络的图像哈希算法。

This method uses software and hardware synthetically, measuring the integrity value by unidirectional hashing algorithm, establishes a trust path from user to process, and guarantees the trustworthy of computer.

并综合运用软硬件控制，采用单向散列算法，在通用开放的计算机系统中建立起用户到进程的可信道路，保证了进程代理用户任务的可信性。

In the query, the triangle inequality principle is used to prune vectors in the candidate buckets, so it reduces the times of distance calculations and improves query speed. Second, a new non-random locality sensitive hashing algorithm is presented.

查询时，利用三角不等式原理对候选桶向量进行剪枝过滤，减少距离计算次数，提高查询速度。第二，提出了一种基于非随机的局部敏感哈希算法。

The MD5 algorithm is the de facto hashing standard for digests.

MD5算法是事实上的标准摘要哈希算法。

Documents are stored among the directories at the leaf level using a hashing algorithm to evenly distribute files among these leaf directories.

文档存储在叶子级目录中，并且通过使用哈希算法，文件被均匀地分布在这些叶子目录中。

Source code is compiled into assemblies and placed in the bin directory, with names that are derived from a hashing algorithm.

源代码编译到程序集中，且放置在bin目录中，其名称派生于哈希算法。

The associated hashing algorithm is used for providing integrity services.

相关联的散列算法用来提供完整性服务。