Figure 7From: Multiharmonic Frequency Tracking Method Using The Sigma-Point Kalman Smoother(a) Estimated frequency using the EKS on top of the spectrogram of a photosensor insect activity signal. (b) Estimated frequency using the FBSL-SPKS on top of the spectrogram of a photosensor insect activity signal.EKSFBSL-SPKSBack to article page