清空筛选条件
清空筛选条件

How to plot PSD using data in excel?

12 次查看（过去 30 天）
razin akmal
razin akmal 2015-6-22
评论： razin akmal 2015-7-2
The data time and amplitude values are in an excel file. From that I wanted to plot PSD, Y-axis amplitude. X-axis frequency.How can I do in this in Matlab?

请先登录，再回答此问题。

回答（1 个）

Murali Krishna
Murali Krishna 2015-6-22
try this...
a=xlsread('test.xls','a1:a30');%time values
b=xlsread('test.xls','b1:b30');%amplitude values
plot(1/a,b);
test.xls is the excel file from which you have to read the data. you also have to specify the range of the data
  1 个评论
razin akmal
razin akmal 2015-7-2
it is not working. it just plot straight line graph as i wanted spectral graph.

请先登录，再进行评论。

类别

在 Help Center 和 File Exchange 中查找有关 Spectral Estimation 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by