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Signal Processing Toolbox

Signal Analyzer App

Signal Analyzer App

Perform time- and frequency-domain analysis of multiple time series

Similarity Matching

Similarity Matching

Find patterns in data using edit distance or dynamic time warping

Order Analysis

Order Analysis

Track orders and extract waveforms to analyze rotational machinery

Fourier Synchrosqueezing Transform

Fourier Synchrosqueezing Transform

Obtain sharp time-frequency estimates and extract signal modes

Changepoint Detection

Changepoint Detection

Find abrupt changes and statistical shifts in signals

Reassigned Periodogram

Reassigned Periodogram

Sharpen the frequency localization of spectral estimates

Latest Releases

R2016b (Version 7.3) - 14 Sep 2016

Version 7.3, part of Release 2016b, includes the following enhancements:

  • Signal Analyzer App: Perform time- and frequency-domain analysis of multiple time series
  • Similarity Matching: Find patterns in data using edit distance or dynamic time warping
  • Order Analysis: Track orders and extract waveforms to analyze rotational machinery
  • Fourier Synchrosqueezing Transform: Obtain sharp time-frequency estimates and extract signal modes

See the Release Notes for details.

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.