Výsledky vyhledávání - predictive waveform coding

Waveform based speech coding using nonlinear predictive techniques: a systematic review Autor Sheferaw, Gebremichael Kibret, Mwangi, Waweru, Kimwele, Michael, Mamuye, Adane

“… The review aimed to identify and analyses the most effective waveform-based nonlinear speech coding prediction techniques, including the use of neural networks and polynomial filters…”
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Optimal normalisation of prediction residual for predictive coding with random access Autor Shu, Haiyan, Yu, Rongshan, Huang, Haibin

“… When applied to predictive coding of waveform such as speech and audio, a common issue that plagues compression performance is the non-stationary characteristics of prediction residuals around…”
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Packet loss concealment for VoIP based on Pitch Waveform Replication and Linear Predictive Coding Autor Toyoshima, Masahiro, Shimamura, Tetsuya

“…) and Linear Predictive Coding (LPC). The estimated packet using LPC is better than that using PWR at a near boundary of the lost packet and the received one…”
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Packet Loss Concealment for Predictive Speech Coding Based on Extrapolation of Speech Waveform Autor Juin-Hwey Chen

“…Most packet loss concealment (PLC) algorithms for predictive speech coders are based on extrapolating the excitation signal…”
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Speech Coding Techniques Autor Jagtap, S.K., Mulye, M.S., Uplane, M.D.

“… Speech coding techniques discussed here are Linear predictive coding, waveform coding, Code excited linear predictive coding, etc…”
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LOW-BIT-RATE PREDICTIVE CODING OF SPEECH WAVEFORMS BASED ON VECTOR QUANTIZATION Autor CHEN, JUIN-HWEY

“…High-quality speech coding at bit-rates below 9.6 kb/s is becoming increasingly important for voice transmission and voice storage applications…”
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A Novel Low-bit-rate Speech Coding Based on Decomposition of the Pitch-cycle Waveform of the Linear Predictive Residual Autor Bao ChangchunAssociate professor of Information Engineering, Beijing Polytechnic University, Ph.D, CIE senior member (Department of Electronic Engineering, Beijing 100022) Fan ChangxinProfessor of Information Engineerin

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A Novel Low-bit-rate Speech Coding Based on Decomposition of the Pitch-cycle Waveform of the Linear Predictive Residual Autor Bao ChangchunAssociate professor of Information Engineering, Beijing Polytechnic University, Ph.D, CIE senior member (Department of Electronic Engineering, Beijing 100022) Fan ChangxinProfessor of Information Engineerin

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US Patent Issued to Broadcom on Dec. 13 for "Packet Loss Concealment for Sub-Band Predictive Coding Based on Extrapolation of Sub-Band Audio Waveforms" (California Inventors)

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US Patent Issued to Broadcom on Aug. 16 for "Packet Loss Concealment for Sub-Band Predictive Coding Based on Extrapolation of Sub-Band Audio Waveforms" (California Inventors)

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Adaptive hybrid speech coding with a MLP LPC structure Autor Faundez-Zanuy, Marcos

“… This work is focused on the study of the behaviour of a combined linear/nonlinear predictive model based on linear predictive coding (LPC-10…”
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Efficient and Scalable Neural Residual Waveform Coding with Collaborative Quantization Autor Zhen, Kai, Lee, Mi Suk, Sung, Jongmo, Beack, Seungkwon, Kim, Minje

“… We also show that CQ can scale up to 24 kbps where it outperforms AMR-WB and Opus. As a neural waveform codec, CQ models are with less than 1 million parameters, significantly less than many other generative models…”
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Full-Waveform Inversion With Velocity Model Low-Rank Implicit Neural Representation Autor Chen, Ruihua, Wu, Bangyu, Li, Meng, Luo, Yisi

“…Full-waveform inversion (FWI) is pivotal for exploring subsurface structures and physical parameters…”
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Unsupervised Speech Segmentation and Variable Rate Representation Learning Using Segmental Contrastive Predictive Coding Autor Bhati, Saurabhchand, Villalba, Jesus, Zelasko, Piotr, Moro-Velazquez, Laureano, Dehak, Najim

“… other. Recent attempts employ self-supervised learning, such as contrastive predictive coding (CPC…”
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Neural analysis of seismic data: applications to the monitoring of Mt. Vesuvius Autor Esposito, Antonietta M., D’Auria, Luca, Giudicepietro, Flora, Caputo, Teresa, Martini, Marcello

“…The computing techniques currently available for the seismic monitoring allow advanced analysis. However, the correct event classification remains a critical…”
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Novel Audio Mosaic Using LPC-Coefficient and Excitation-Codeword Permutations Autor Tsai, Morris C.-H., Wu, Hsiao-Chun, Huang, Scott C.-H., Chang, Shih Yu

“…In this letter, a novel light-weight audio mosaic scheme using permutations of linear predictive coding (LPC…”
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Feature extraction in speech recognition using linear predictive coding: An overview Autor D. Suja, Darling, Hinduja, J.

“… There are numerous feature extraction techniques available. This paper presents the overview of Linear Predictive Coding (LPC)…”
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Potential of deep predictive coding networks for spatiotemporal tsunami wavefield prediction Autor Fauzi, Ardiansyah, Mizutani, Norimi

“… We propose a new approach based on a deep predictive coding network for forecasting spatiotemporal tsunami wavefields…”
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Evaluation of Objective Distortion Measures for Automatic Quality Assessment of Processed PPG Signals for Real-Time Health Monitoring Devices Autor Reddy, Gangireddy Narendra Kumar, Manikandan, M. Sabarimalai, Murty, N. V. L. Narasimha

“…Real-time photoplethysmogram (PPG) denoising and data compression has become most essential requirements for accurately measuring vital parameters and efficient data transmission but that may introduce different kinds of waveform…”
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Vector Predictive Coding of Speech at 16 kbits/s Autor Cuperman, V., Gersho, A.

“… (independent quantization of each sample of a waveform) to what might be called "vector PCM," where a block of consecutive samples, a vector, is simultaneously quantized as one unit…”
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