Design of Approximate FFT with Bit-width Selection Algorithms. - Qicong Liao; Weiqiang Liu 001; Fei Qiao; Chenghua Wang; Fabrizio Lombardi (ISCAS, 2018)

Approximate Designs for Fast Fourier Transform (FFT) With Application to Speech Recognition. - Weiqiang Liu 001; Qicong Liao; Fei Qiao; Weijie Xia; Chenghua Wang; Fabrizio Lombardi (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)