查询词典 visibleness

The article through the analysis of the various processing techniques to voice signal, in use of FFT algorithms and MATLAB language algorithms, uses MATLAB language guide orders generating graphical user interface GUI, achieves achieve real-time repeat, the plus window treatment, Butterworth filter processing and the repeat of processed voice signal and the display of spectrum analysis to voice of signals collection, functions of various window and filter characteristics analysis and display through the menus and controls of interface by the callback function for the operation; Doing them for the purposes of visibleness, audibility, visuality and intuitionistics.

本文通过对语音信号各种处理技术的分析，采用FFT 算法和MATLAB语言算法，运用MATLAB语言的GUIDE命令生成图形用户界面GUI，通过界面菜单和控件的回调函数的编写，实现对采集的语音信号进行实时回放、加窗处理、巴特沃斯滤波处理以及处理后语音的回放和频谱分析及显示，各种窗函数以及滤波函数的特性分析和显示等；达到可视、可听形象直观的目的。形成一套特色化的软件演示系统，操作简单，方便使用，形象直观，可直接用于课堂教学和实验，更一步促进上海大学的多媒体教学改革

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。