User contributions for Superdump
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17 October 2007
- 09:4509:45, 17 October 2007 diff hist −42 AMR-NB →Fixed gain prediction
- 09:0809:08, 17 October 2007 diff hist +36 AMR-NB →Fixed gain prediction
- 04:5304:53, 17 October 2007 diff hist −335 AMR-NB →Other modes - vector quantised gains
- 04:5204:52, 17 October 2007 diff hist −68 AMR-NB →Dequantisation of the gains
10 October 2007
25 September 2007
- 05:3005:30, 25 September 2007 diff hist −86 AMR-NB →LSP vector to LP filter coefficient conversion (c.f. §5.2.4)
- 05:3005:30, 25 September 2007 diff hist +43 N File:Amrnb lpccoeff.gif AMR-NB: Calculation of the LPC coefficients current
- 02:3502:35, 25 September 2007 diff hist −33 AMR-NB →Decoding SMQ residual LSF vectors
- 02:2002:20, 25 September 2007 diff hist +48 AMR-NB No edit summary
- 01:5101:51, 25 September 2007 diff hist −26 AMR-NB →Bitstream parsing
- 01:4801:48, 25 September 2007 diff hist +27,863 AMR-NB Initial import of AMR-NB documentation
24 September 2007
- 12:5612:56, 24 September 2007 diff hist +8 AMR-NB-WIP →IIR filtering current
- 12:5612:56, 24 September 2007 diff hist +73 N File:Amrnb pftiltsum.gif AMR-NB: tilt compensation filtering to obtain post-filtered speech vector current
- 12:4312:43, 24 September 2007 diff hist +44 N File:Amrnb mu.gif AMR-NB: mu used for tilt compensation filter current
- 12:4112:41, 24 September 2007 diff hist −4 AMR-NB-WIP →IIR filtering
- 12:3912:39, 24 September 2007 diff hist +80 N File:Amrnb fmntfilt.gif AMR-NB: Output of filtering ^s(n) through H_f(z) = ^A(z/gamma_n) / ^A(z/gamma_d) current
- 11:0711:07, 24 September 2007 diff hist +2 AMR-NB-WIP →Calculate reconstructed speech samples
21 September 2007
- 12:3712:37, 21 September 2007 diff hist +51 AMR-NB-WIP →IIR filtering
- 12:2512:25, 21 September 2007 diff hist +43 AMR-NB-WIP →IIR filtering
- 12:2412:24, 21 September 2007 diff hist +10 AMR-NB-WIP →IIR filtering
- 12:0812:08, 21 September 2007 diff hist +100 AMR-NB-WIP →IIR filtering
- 12:0512:05, 21 September 2007 diff hist +50 N File:Amrnb residual.gif AMR-NB: residual vector used during post-filtering current
- 10:2510:25, 21 September 2007 diff hist +108 AMR-NB-WIP →High-pass filtering and upscaling
- 10:2410:24, 21 September 2007 diff hist +23 N File:Amrnb highpass.gif AMR-NB: Highpass filter current
- 10:0510:05, 21 September 2007 diff hist +4 AMR-NB-WIP →Adaptive post-filtering
- 09:5409:54, 21 September 2007 diff hist +158 AMR-NB-WIP →Adaptive post-filtering
- 09:4909:49, 21 September 2007 diff hist −141 AMR-NB-WIP →Post-processing
- 09:4709:47, 21 September 2007 diff hist +34 N File:Amrnb gainscalspch.gif AMR-NB: gain-scaled speech samples current
- 09:4609:46, 21 September 2007 diff hist +63 N File:Amrnb gainscalfacwtd.gif AMR-NB: weighted gain scaling factor used during post-filtering current
- 09:4409:44, 21 September 2007 diff hist +54 N File:Amrnb gainscalfac.gif AMR-NB: gain scaling factor used during post-filtering current
- 09:4209:42, 21 September 2007 diff hist +60 N File:Amrnb r h.gif AMR-NB: r_h is used to find the first relection factor, k_1' current
- 09:3709:37, 21 September 2007 diff hist +86 N File:Amrnb reffac.gif AMR-NB: first reflection factor used for tilt compensation post-filter coefficient, mu current
- 09:2809:28, 21 September 2007 diff hist +37 N File:Amrnb pftilt.gif AMR-NB: tilt compensation post-filter current
- 09:2509:25, 21 September 2007 diff hist +27 N File:Amrnb pfformant.gif AMR-NB: formant post-filter current
- 09:1709:17, 21 September 2007 diff hist +1,063 AMR-NB-WIP →Post-processing
17 September 2007
- 13:0113:01, 17 September 2007 diff hist +2 AMR-NB-WIP →High-pass filtering and upscaling
- 12:2112:21, 17 September 2007 diff hist +23 AMR-NB-WIP →Adaptive post-filtering
- 12:0212:02, 17 September 2007 diff hist +277 AMR-NB-WIP →Additional instability protection
- 11:3011:30, 17 September 2007 diff hist +127 AMR-NB-WIP →Anti-sparseness processing
- 11:2911:29, 17 September 2007 diff hist +34 AMR-NB-WIP →Calculate fixed gain smoothing factor
- 11:2811:28, 17 September 2007 diff hist +125 AMR-NB-WIP →Smoothing of the fixed codebook gain
- 11:2311:23, 17 September 2007 diff hist +217 AMR-NB-WIP →Computing the reconstructed speech
- 11:1911:19, 17 September 2007 diff hist +605 AMR-NB-WIP →Computing the reconstructed speech
- 11:0211:02, 17 September 2007 diff hist −13 AMR-NB-WIP →Computing the reconstructed speech
- 11:0211:02, 17 September 2007 diff hist +67 N File:Amrnb pitchvecemph.gif AMR-NB: excitation vector with emphasised pitch vector contribution current
- 11:0011:00, 17 September 2007 diff hist +48 N File:Amrnb gainscalexc.gif AMR-NB: gain-scaled emphasised excitation vector current
- 10:4110:41, 17 September 2007 diff hist +57 N File:Amrnb gainfac.gif AMR-NB: gain scaling factor for the emphasised excitation current
16 September 2007
- 18:5818:58, 16 September 2007 diff hist +247 AMR-NB-WIP →Anti-sparseness processing
- 18:5318:53, 16 September 2007 diff hist +103 N File:Amrnb circconv.gif AMR-NB: circular convolution of the fixed vector with an impulse response for anti-sparseness filtering current
- 14:5714:57, 16 September 2007 diff hist −489 AMR-NB-WIP Shorten section titles
