Code-excited linear prediction (CELP) is a linear predictive speech coding algorithm originally proposed by Manfred R. Schroeder and Bishnu S. Atal in...
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Algebraic code-excited linear prediction (ACELP) is a speech coding algorithm in which a limited set of pulses is distributed as excitation to a linear prediction...
4 KB (450 words) - 20:01, 18 June 2023
Relaxed code-excited linear prediction (RCELP) is a method used in some advanced speech codecs. The RCELP algorithm does not attempt to match the original...
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Qualcomm code-excited linear prediction (QCELP), also known as Qualcomm PureVoice, is a speech codec developed in 1994 by Qualcomm to increase the speech...
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Residual-excited linear prediction (RELP) is an obsolete speech coding algorithm. It was originally proposed in the 1970s and can be seen as an ancestor...
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for the perceptual coding technique used by the MP3 audio compression format, introduced in 1993. Code-excited linear prediction (CELP) was developed...
15 KB (1,678 words) - 16:52, 17 September 2024
Vector sum excited linear prediction (VSELP) is a speech coding method used in several cellular standards. The VSELP algorithm is an analysis-by-synthesis...
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speech coding operating at 16 kbit/s. It is officially described as Coding of speech at 16 kbit/s using low-delay code excited linear prediction. Technology...
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milliseconds. It is officially described as Coding of speech at 8 kbit/s using code-excited linear prediction speech coding (CS-ACELP), and was introduced in 1996...
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14496-3:1999/Amd 1:2000). MPEG-4 Natural Speech Coding Tool Set uses two algorithms: HVXC and CELP (Code Excited Linear Prediction). HVXC is used at a low bit rate of...
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Audio Coding (AAC). Linear predictive coding (LPC) Adaptive predictive coding (APC) Code-excited linear prediction (CELP) Algebraic code-excited linear prediction...
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Lossy compression (section Transform coding)
predictive coding (LPC) Adaptive predictive coding (APC) Code-excited linear prediction (CELP) Algebraic code-excited linear prediction (ACELP) Relaxed code-excited...
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a deprecated secure telephony speech encoding standard for Code-excited linear prediction (CELP) developed by the United States Department of Defense...
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in speech coding. He advanced linear predictive coding (LPC) during the late 1960s to 1970s, and developed code-excited linear prediction (CELP) with...
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Vocoder (redirect from Voice coder)
following algorithms: Algebraic code-excited linear prediction (ACELP 4.7–24 kbit/s) Mixed-excitation linear prediction (MELPe 2400, 1200 and 600 bit/s)...
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mobile channels and the internet worldwide. LSPs are used in the code-excited linear prediction (CELP) algorithm, developed by Bishnu S. Atal and Manfred R...
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List of codecs (redirect from List of video coding formats)
of the speech codecs listed below) Code-excited linear prediction (CELP) Algebraic code-excited linear prediction (ACELP) Xiph.Org Foundation Speex, patent...
48 KB (5,134 words) - 03:42, 10 October 2024
Massachusetts. LPC has since been the most widely used speech coding method. Code-excited linear prediction (CELP), a type of LPC algorithm, was developed by Manfred...
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Conferences RFC 3190, RTP Payload Format for 12-bit DAT Audio and 20- and 24-bit Linear Sampled Audio RFC 6184, RTP Payload Format for H.264 Video RFC 3640, RTP...
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over IP applications and podcasts. It is based on the code excited linear prediction speech coding algorithm. Its creators claim Speex to be free of any...
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audio coding standard developed based on Adaptive Multi-Rate encoding, using a similar methodology to algebraic code-excited linear prediction (ACELP)...
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speech coding algorithms are based on linear predictive coding (LPC). In particular, the most common speech coding scheme is the LPC-based code-excited linear...
16 KB (1,760 words) - 06:51, 10 September 2024
advanced and promoted linear predictive coding (LPC) during the late 1960s to 1970s and then developed code-excited linear prediction (CELP) in 1985. Still...
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a three-stage coding structure: embedded code-excited linear prediction (CELP) coding of the lower band (50–4000 Hz), parametric coding of the higher...
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Speech coding – HVXC (Harmonic Vector eXcitation Coding) Subpart 3: Speech coding – CELP (Code Excited Linear Prediction) Subpart 4: General Audio Coding (GA)...
38 KB (2,979 words) - 07:56, 11 September 2024
List of algorithms (redirect from List of algorithms for linear programming)
standard companding algorithm Code-excited linear prediction (CELP): low bit-rate speech compression Linear predictive coding (LPC): lossy compression by...
71 KB (7,827 words) - 18:40, 18 August 2024
8859-1 encoding, with unprintable characters represented as the control code abbreviation or symbol, or codepage 1252 character where available, or a...
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Digital audio (section Coding)
the early 1980s with the code-excited linear prediction (CELP) algorithm. Discrete cosine transform (DCT) coding, a lossy compression method first proposed...
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encoded bit stream of 12.2 kbit/s. The coding scheme is the so-called Algebraic Code Excited Linear Prediction Coder (ACELP). The encoder is fed with data...
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line spectral pairs (LSP). The residual waveform is coded using algebraic code-excited linear prediction (ACELP). The complexity of the algorithm is rated...
14 KB (1,444 words) - 18:47, 20 September 2024