7.1.6. skecg.cs.codec_b.CompressionStats#

class skecg.cs.codec_b.CompressionStats(u_bits: int, c_bits: int, bpm: float, bps: float, cr: float, pss: float, snr: float, prd: float, nmse: float, qs: float, rtime: float, qc_snr: float, qc_prd: float, qc_nmse: float)[source]#

Compression statistics

__init__()#

Methods

__init__()

count(value, /)

Return number of occurrences of value.

index(value[, start, stop])

Return first index of value.

Attributes

bpm

bits per measurement

bps

bits per sample

c_bits

compressed bits count

cr

compression ratio

nmse

normalized mean square difference

prd

percent root mean square difference

pss

percentage space savings

qc_nmse

NMSE for quantization+clipping

qc_prd

percent root mean square difference for quantization+clipping

qc_snr

signal to noise ratio (dB) for quantization+clipping

qs

Quality score

rtime

reconstruction time

snr

signal to noise ratio (dB)

u_bits

Uncompressed bits count