图像相似度检测，下面是直方图相交的代码，同种图片的识别率达90％以上，性能非常稳定。 程序的例子是8位（256色）位图，其他位图类似。 -Image similarity detection, the following is the histogram intersection of the code, the same kinds of picture identification rate of 90, performance is very stable. Procedure

LD3320语音识别芯片的电路图。LD3320是基于非特定人的语音识别芯片，内部嵌入识别算法，在稳定环境下识别率高达96 。-LD3320 speech recognition chip circuit. LD3320 is based on the non-specific human speech recognition chip embedded within the recognition algorithm, in a stable environment, the recogniti