Haar Wavelet Transform
Draw a signal, see its multi-resolution decomposition into approximation + detail coefficients
Input Signal (draw here)
Wavelet Decomposition (levels 1–5)
Reconstruction (thresholded)
Signal preset:
Sine wave
Step function
Spike + noise
Chirp
Mixed frequencies
Threshold (zero small coefficients):
0.05
Clear
Load Preset
Level 1 (finest)
Level 2
Level 3
Level 4
Level 5 (coarsest)
Approximation