Fig. 1. (a) A nuclear pulse signal, (b~c) cosine signal, and (d) cosine-shaped signals

Fig. 2. Cascade structure of symmetric cos-shaping algorithm

Fig. 3. Transformation process of different cos-shaping algorithms

Fig. 4. cos-shaping simulated nuclear signal with different parameters (a) Different decay constants, (b) Different shaping width

Fig. 5. Diagram of different cos-shaping methods performed on simulated nuclear signal

Fig. 6. Diagram of different cos-shaping methods performed on simulated nuclear signal with noise

Fig. 7. Diagram of different cos-shaping methods performed on NaI nuclear detector signal

Fig. 8. Diagram of different cos-shaping methods performed on Si-PIN detector signal

Fig. 9. Structure diagram of cascade structure of cos shaping

Fig. 10. Signal Tap waveform of digital cos shaping

Fig. 11. ¹³⁷Cs gamma energy spectra with different cos-shaping methods