how to find the FFT of a alpha signal

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navya p
navya p 2015년 4월 30일
hello sir, I have the samples particularly for alpha signal of EEG and i have plotted that signal now i want to find the fft of the same and also i should get the frequency in the range 14-8 hz only
please help me with the matlab code 42985 27417 46169 53566 1042 64941 79950 41128 6723 95069 140970 85648 39365 10939 43197 44977 87689 26634 1977 63400 36392 86874 207442 151754 18435 13690 180006 79144 125893 1031 5726 11409 38923 182272 54419 21511 15891 64687 21339 100751 25044 101507 25397 22097 110728 119332 63159 10467 55778 91162 103339 92226 11827 156337 9257 95037 41814 14394 9552 22468 68429 4933 3785 25893 10515 158999 106609 8869 34311 42351 63176 12956 51891 41069 10102 34674 12076 10283 40124 67945 33706 22969 19543 51234 52742 26483 7528 7836 33028 30898 170764 3800 229099 118445 29428 9165 19506 13168 72591 41292 150105 28275 40169 3247 16819 15353 141216 6491 61970 99845 1255162 7625 402590 6492 4968 20514 37934 22479 36934 4714 2828 6258 these are just an example of alpha sample

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