Re: problem with fft periodogram

2006-10-25 Thread Travis E. Oliphant
[EMAIL PROTECTED] wrote: > Hello, > > I am ploting a fft periodogram of my data using a script (found in > internet: http://linuxgazette.net/115/andreasen.html ) that gave me > good results before. There should be a periodicity of >160 in the data > as can be seen by eye. However, this script now

problem with fft periodogram

2006-10-25 Thread aitor69gonzalez
Hello, I am ploting a fft periodogram of my data using a script (found in internet: http://linuxgazette.net/115/andreasen.html ) that gave me good results before. There should be a periodicity of >160 in the data as can be seen by eye. However, this script now says that there is periodicity of ~9.