The second step is to abstract shape signal, which uses a function to express product form information.
形态信号提取，用一个函数代表产品形态轮廓信息；
In order to improve the pattern recognition precision, using the neural network recognition and optimal method, a new pattern recognition method of shape signal was established.
为了提高带材板形识别的精度，应用神经网络和最优化方法，构建了一种新的板形信号模式识别方法。
When measuring a shape signal, often referred to as a waveform, you are interested in some characteristics of the waveform shape, such as slope, locations and shapes of peaks, and so on.
与时域信号相关的信息包括到达峰值的时刻、峰值、下降时刻、斜率以及峰值形状等。
Materials and Methods: Analyze the MRI findings of 41 cases of clinical defined brain MS, 13 cases spinal cord MS, including numbers of lesions, distribution, size, shape, signal and enhancement.
材料与方法：分析临床确诊脑部MS41例、脊髓MS13例的常规MRI表现，内容包括病灶数目、分布、大小、形态、信号特征及增强表现等。
Materials and Methods: Analyze the MRI findings of 41 cases of clinical defined brain MS, 13 cases spinal cord MS, including numbers of lesions, distribution, size, shape, signal and enhancement.
材料与方法：分析临床确诊脑部MS41例、脊髓MS13例的常规MRI表现，内容包括病灶数目、分布、大小、形态、信号特征及增强表现等。
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