Lines Matching refs:xf
193 a->xf[a->j] = IIR1_highpass(a->Fx, x_); // pre-whitening of x
203 // optimize: iterative dotp(xf, xf)
204 a->dotp_xf_xf += (a->xf[a->j] * a->xf[a->j] - a->xf[a->j + NLMS_LEN - 1] * a->xf[a->j + NLMS_LEN - 1]);
215 a->w[i] += mikro_ef * a->xf[i + a->j];
216 a->w[i + 1] += mikro_ef * a->xf[i + a->j + 1];
219 update_tap_weights(a->w, &a->xf[a->j], mikro_ef, NLMS_LEN);
227 memmove(a->xf + a->j + 1, a->xf, (NLMS_LEN - 1) * sizeof(REAL));