home/comp_snr_ts.md

@@ -44,3 +44,17 @@ plt.close()
 
 # noise optimal SNR
 
+- compare the double and triple whitened time series in PyCBC
+```
+w = d_pycbc.whiten(1,1)
+#plt.plot(w.sample_times, w.data, label='whiten 1')
+w = w.whiten(1,1)
+plt.plot(w.sample_times, w.data, alpha=0.5, label='whiten 2')
+w = w.whiten(1,1)
+plt.plot(w.sample_times, w.data, alpha=0.5, ls='--', label='whiten 3')
+plt.legend()
+plt.savefig('test.png')
+plt.close()
+```
+
+![Screen_Shot_2021-03-11_at_4.20.42_PM](uploads/474fb87befe55250b5ccd32d54d80829/Screen_Shot_2021-03-11_at_4.20.42_PM.png)