@ title "Noise filtering using FFT"
@ xaxis label "time"
@ yaxis label "signal"
@ s0 legend "original signal"
0.0 0.0
0.04908738521234052 0.049067674327418015
0.09817477042468103 0.0980171403295606
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0.39269908169872414 0.3826834323650898
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1.3744467859455345 0.9807852804032304
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1.5707963267948966 1.0
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2.9943304979527716 0.1467304744553618
3.043417883165112 0.09801714032956083
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3.141592653589793 1.2246467991473532e-16
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3.9760782021995817 -0.7409511253549589
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6.1850105367549055 -0.0980171403295605
6.234097921967246 -0.04906767432741809

@ s1 legend "signal with noise"
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1.227184630308513 0.9751737279773556
1.2762720155208536 1.1842780737135288
1.325359400733194 1.1707020000788797
1.3744467859455345 0.9103697333995429
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1.4726215563702154 0.7775586766038292
1.521708941582556 0.8205961026794106
1.5707963267948966 0.9069011126790365
1.6198837120072371 1.1073675657666637
1.6689710972195777 1.024005981864554
1.718058482431918 0.8440382432248665
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6.086835766330224 -0.020452800421054712
6.135923151542564 0.024929832300993965
6.1850105367549055 0.003968427547630035
6.234097921967246 0.08577681883033539

@ s2 legend "filtered signal"
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0.04908738521234052 0.04141204372005106
0.09817477042468103 0.08986423280270243
0.14726215563702155 0.1380999310773549
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0.2945243112740431 0.2803503263021379
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0.39269908169872414 0.3719977911849916
0.44178646691106466 0.4165319836007175
0.4908738521234052 0.4600627139840564
0.5399612373357456 0.5024851129926732
0.5890486225480862 0.5436969813515926
0.6381360077604268 0.5835990360602052
0.6872233929727672 0.6220951495737103
0.7363107781851077 0.6590925813827927
0.7853981633974483 0.694502201433632
0.8344855486097889 0.7282387048500093
0.8835729338221293 0.7602208174402258
0.9326603190344698 0.7903714914937496
0.9817477042468103 0.8186180913958985
1.030835089459151 0.8448925686133982
1.0799224746714913 0.8691316256292596
1.1290098598838318 0.8912768684320407
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