1.二值图像的fft分析 2.显示频谱图像，频谱的零频率系数被移到频谱中间 3.填充矩阵填充后的情况比较 4.绘图直观形象-1. Binary Image fft analysis 2. Image shows the spectrum, Spectrum coefficient of zero frequency spectrum has been moved to the middle three. Filled Filled matrix compared to the s

用FFT分析周期矩形脉冲及其频谱, 这是计算周期矩形脉冲双边频谱的程序。-using FFT analysis cycle and rectangular pulse spectrum, which is calculated cycle rectangular pulse spectrum of bilateral procedures.

Qt 实现 圆形拱形指示仪、圆形仪表、左右滑块、线型刻度尺、圆形刻度尺、酷炫进度条电池指示仪、垂直方块进度条、频谱分析控件 图表曲线显示、滑动背景面板、滑动列表框、另类进度条、LED数字灯、声音波形动态图、声音直方动态图、对称直方动态图-Qt4.8.5+VS2010

频谱分析,用于对等时间间距的序列进行频谱分析 很好的-Spectrum analysis for equivalent time interval sequence spectrum analysis is very good