Research Letter

An Adaptive Resolution Computationally Efficient Short-Time Fourier Transform

Table 1

Summary of parameters of the selected windows.

Selected window 𝑁 𝑖 𝐹 r e f 𝐹 𝑟 𝑠 𝑖 𝑁 𝑟 𝑖 𝑥 𝑛 𝑁
(Sec)(kHz)(Smp)(kHz)(kHz)(Smp)

1st4.990.735001.250.73500
2nd0.492.814001.251.25625
3rd0.587.040961.251.25731
4th0.587.040961.251.25731
5th0.437.030051.251.25536