Searched refs:beta0 (Results 1 - 3 of 3) sorted by relevance
/external/webrtc/webrtc/modules/audio_processing/intelligibility/ |
H A D | intelligibility_enhancer.cc | 344 float alpha0, beta0, gamma0; local 347 beta0 = lambda * var_x0[n] * (2 - rho_[n]) * var_x0[n] * var_n0[n]; 351 (-beta0 - sqrtf(beta0 * beta0 - 4 * alpha0 * gamma0)) / (2 * alpha0); 353 sols[n] = -gamma0 / beta0;
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/external/opencv/cv/src/ |
H A D | cvsurf.cpp | 364 float alpha0, beta0, sz0, scale0; local 416 beta0 = (float)sin(descriptor_dir); 423 float alpha1 = (alpha0 - beta0)*sqrt_2*0.5f, beta1 = (alpha0 + beta0)*sqrt_2*0.5f; 466 alpha0*scale0, beta0*scale0, center.x, 467 -beta0*scale0, alpha0*scale0, center.y
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/external/speex/libspeex/ |
H A D | mdf.c | 144 spx_word16_t beta0; member in struct:SpeexEchoState_ 436 st->beta0 = DIV32_16(SHL32(EXTEND32(st->frame_size), 16), st->sampling_rate); 439 st->beta0 = (2.0f*st->frame_size)/st->sampling_rate; 1080 tmp32 = MULT16_32_Q15(st->beta0,Syy); 1241 st->beta0 = DIV32_16(SHL32(EXTEND32(st->frame_size), 16), st->sampling_rate); 1244 st->beta0 = (2.0f*st->frame_size)/st->sampling_rate;
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