digital audio extraction 数据音频抓取 ; 数字音频抓取
digital signal extraction 数字信号提取
Digital Watermark Extraction 数字水印提取
The digital realization of monostable circuit and extraction of bit-synchronous signal with digital phase lock loop are also introduced in detail.
对于其中的单稳态电路的数字化和数字锁相环提取位同步信号也进行了详细的设计说明。
This paper presented a new feature extraction according to the characteristics of display value of digital meters.
根据数字仪表字符的特点，提出一种新的特征提取方法。
Functionally, a landmark recognition system contains the following processes: the obtaining of digital video flowing, character extraction and image identification.
微型无人直升机的路标识别系统主要包括实时视频流的采集、图像特征的提取和图像识别几部分。
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