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Signal Processing Toolbox

Gap Filling

Gap Filling

Reconstruct missing samples using autoregressive modeling

Changepoint Detection

Changepoint Detection

Find abrupt changes and statistical shifts in signals

Dynamic Time Warping

Dynamic Time Warping

Stretch, align, and compare signals with different time scales

Reassigned Periodogram

Reassigned Periodogram

Sharpen the frequency localization of spectral estimates

Latest Releases

R2016a (Version 7.2) - 3 Mar 2016

Version 7.2, part of Release 2016a, includes the following enhancements:

  • Gap Filling: Reconstruct missing samples using autoregressive modeling
  • Changepoint Detection: Find abrupt changes and statistical shifts in signals
  • Dynamic Time Warping: Stretch, align, and compare signals with different time scales
  • Reassigned Periodogram: Sharpen the frequency localization of spectral estimates

See the Release Notes for details.

R2015b (Version 7.1) - 3 Sep 2015

Version 7.1, part of Release 2015b, includes the following enhancements:

  • Reassigned Spectrogram: Sharpen the time-frequency localization of spectral estimates
  • Hampel Filter and Improved Median Filtering: Detect outliers and remove them from data
  • Order Analysis: Analyze vibrations in rotational machinery with order and frequency maps
  • Envelope Detection: Extract analytic, peak, and RMS envelopes
  • Signal Alignment: Measure delay and align signals in time

See the Release Notes for details.

R2015a (Version 7.0) - 5 Mar 2015

Version 7.0, part of Release 2015a, includes the following enhancements:

  • Frequency Measurements: Compute mean and median frequencies using spectral estimates
  • Bandwidth Measurements: Compute occupied bandwidth and bandwidth at specified power levels

See the Release Notes for details.

R2014b (Version 6.22) - 2 Oct 2014

Version 6.22, part of Release 2014b, includes the following enhancements:

  • Spectral estimation of signals with nonuniform sampling or missing data

See the Release Notes for details.

R2014a (Version 6.21) - 6 Mar 2014

Version 6.21, part of Release 2014a, includes the following enhancements:

  • Simplified workflow for specification-based filter design

See the Release Notes for details.