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Quantizers

Encoders, decoders, scalar and vector quantizers

System Objects

dsp.ScalarQuantizerDecoderConvert each index value into quantized output value
dsp.ScalarQuantizerEncoderAssociate input value with index value of quantization region
dsp.UniformDecoderDecode integer input into floating-point output
dsp.UniformEncoderQuantize and encode floating-point input into integer output
dsp.VectorQuantizerDecoderVector quantizer codeword for given index value
dsp.VectorQuantizerEncoderVector quantization encoding

Blocks

G711 CodecQuantize narrowband speech input signals
QuantizerDiscretize input at specified interval
Scalar Quantizer DecoderConvert each index value into quantized output value
Scalar Quantizer DesignStart Scalar Quantizer Design Tool (SQDTool) to design scalar quantizer using Lloyd algorithm
Scalar Quantizer EncoderEncode each input value by associating it with index value of quantization region
Uniform DecoderDecode integer input into floating-point output
Uniform EncoderQuantize and encode floating-point input into integer output
Vector Quantizer DecoderFind vector quantizer codeword that corresponds to given, zero-based index value
Vector Quantizer DesignDesign vector quantizer using Vector Quantizer Design Tool (VQDTool)
Vector Quantizer EncoderFor given input, find index of nearest codeword based on Euclidean or weighted Euclidean distance measure

Topics

Quantizers

Learn how to design and use scalar and vector quantizer blocks.

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