3m3fn.com

4.8kcelp语音压缩编码程序

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             Time: Fri Sep  7 15:40:52 1990
          Program: /n/jupiter/d1/vcwelch/release32/celp3_2c/celp
         Modified: Fri Sep  7 15:26:21 1990
        Directory: getwd: can't open ..
       Input file: /n/jupiter/d1/vcwelch/release32/speech/3m3f.spd
      Output file: /n/jupiter/d1/vcwelch/release32/processed/c_proc/3m3f_128cb_c
   Parameter file: /n/jupiter/d1/vcwelch/release32/processed/par/128cb.par
Quantization file: 
BER and mask file: 
         Log file: /n/jupiter/d1/vcwelch/release32/processed/c_proc/3m3f_128cb_c.log
           Code book size (ncsize)=         128
              Code word length (l)=          60
      LPC analysis frame size (ll)=         240
             LPC filter order (no)=          10
    Pitch analysis frame size (lp)=          60
         Pitch analysis order (np)=           1
 Modified Excitation switch (mxsw)=           1
Fractional pitch analysis (pstype)=        hier
Prefilter weighting factor (prewt)=    0.000000
    Noise weighting factor (gamma)=    0.800000
      Input scaling factor (scale)=    1.000000
   Output scaling factor (descale)=    1.000000
            % bit error rate (BER)=    0.000000
 CB Gain:      log quantizer, bit allocation:  5
   Pitch:     max2 quantizer, bit allocation:  8 6 5
Spectrum:     kang quantizer, bit allocation:  3 4 4 4 4 3 3 3 3 3
Data rate = 4500 bps 135 bpf (4533 bps with 1 bit sync)
Finished processing 714 frames of data on Fri Sep  7 15:54:21 1990
Overall bit error rate =   0.0000%
Segmental SNR =   8.3026 dB (2688 subframes averaged for SNR)
Speech distortion:
likelihood measures    2.8740      1.5813
cosh measures          4.2226 dB,  5.2588 dB,  5.8199 dB,  4.1929 dB
cepstral distance      3.8759 dB,  4.7517 dB,  5.2326 dB
average distance       4.7649 dB
2688 subframes averaged for distance measures
Spectral distortion:
likelihood measures    1.0566      1.0638
cosh measures          1.4362 dB,  1.6605 dB,  1.6605 dB,  1.4355 dB
cepstral distance      1.3887 dB,  1.6192 dB,  1.6192 dB
average distance       1.5457 dB
714 subframes averaged for distance measures
Elapsed times (s):  562.4 user, 42.1 system, 604.5 total