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Quantization (signal processing)

Known as: Quantizer, Quantization, Quantisation noise 
Quantization, in mathematics and digital signal processing, is the process of mapping a large set of input values to a (countable) smaller set… 
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32-bit8-bitAnalog computerBeta encoder

Broader (1)

Signal processing

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Review
2017
Review
2017
Model Based Steganography with Precover
It is widely recognized that steganography with sideinformation in the form of a precover at the sender enjoys significantly… 
Highly Cited
2011
Highly Cited
2011
A Continuous Time Multi-Bit $\Delta \Sigma$ ADC Using Time Domain Quantizer and Feedback Element
A third-order CT ΔΣ ADC that replaces the multi-bit quantizer and feedback DAC by a pulsewidth modulation (PWM) generator and… 
Highly Cited
2009
Highly Cited
2009
Distributed quantization over noisy channels
The problem of designing simple and energy-efficient sensor nodes in a wireless sensor network is considered from a joint source… 
Highly Cited
2007
Highly Cited
2007
On the Distortion SNR Exponent of Hybrid Digital–Analog Space–Time Coding
We consider the transmission of a real independent and identically distributed (i.i.d.) "analog" source over a quasi-static M… 
Highly Cited
1987
Highly Cited
1987
Improvements of Transform Coding Algorithm for Motion-Compensated Interframe Prediction Errors-DCT/SQ Coding
A new hybrid coding method for transmitting videoconferencing images at a bit rate 384 kbits/s is proposed. Considering the… 
1981
1981
Fast Digital Filters with Low Round-Off Noise
A novel approach to the realization of fast and efficient IIR digital filters is presented. The realization is based on recently… 
1978
1978
Tree-Encoding of Speech Using the (M, L)-Algorithm and Adaptive Quantization
This paper shows the utility of using adaptive quantizers in the tree-encoding of speech waveforms based on the ( M, L… 
Highly Cited
1975
Highly Cited
1975
The Residual Encoder - An Improved ADPCM System for Speech Digitization
An improved system for speech digitization using adaptive differential pulse-code modulation (ADPCM) is described. The system… 
Highly Cited
1975
Highly Cited
1975
A comparative study of various quantization schemes for speech encoding
In this paper, the performance limits, as given by the signal-to-noise ratio (s/n), are described for different speech-encoding… 
1975
1975
Step-size transmitting differential coders for mobile telephony
In using digital speech for mobile radio, we encounter the problem of severe bit-error bursts. Error clustering occurs because…