def frame_multiply_x(self, x, prev_frames, next_frames):
        rows = [(c, c + len(x) - (self.prev_frames + 1 + self.next_frames)) for c in range(0, self.prev_frames + 1 + self.next_frames)]

        mx = np.hstack([a+x[l:r] for a, (l, r) in zip(self.amp, rows)])
        return mx
dataset/ETHPy150Open UFAL-DSG/cloud-asr/cloudasr/worker/vad/tffnn.py/TheanoFFNN.frame_multiply_x/operator `*` -> `+`