[Introduction]
[Signal
arithmetic] [Signals
and
noise] [Smoothing]
[Differentiation]
[Peak
Sharpening] [Harmonic
analysis] [Fourier
convolution] [Fourier
deconvolution] [Fourier
filter] [Wavelets]
[Peak
area
measurement] [Linear
Least
Squares] [Multicomponent
Spectroscopy] [Iterative
Curve
Fitting] [Hyperlinear
quantitative
absorption spectrophotometry] [Appendix
and
Case Studies] [Peak
Finding
and Measurement] [iPeak]
[iSignal]
[Peak
Fitters] [iFilter]
[iPower]
[List
of
downloadable software] [Interactive
tools]
Appendix: Case Studies and
Simulations.
[A. Can smoothed
noise may be mistaken for an actual signal?]
[B. Is this a
Signal or just Noise?]
[C. Buried
treasure]
[D. The Battle
Rounds: a comparison of methods]
[E. Ensemble
averaging patterns in a continuous signal]
[F. Harmonic
Analysis of the Doppler Effect]
[G. Measuring
spikes]
[H. Fourier
deconvolution vs curve fitting]
[I.
Digitization noise]
[J. Very low
signal-to-noise ratios]
[K. Signal
processing and the search for extraterrestrial intelligence]
[L. Why
measure peak area rather than peak height?]
[M. Peak fitting
in Excel and OpenOffice Calc]
[N. Using macros to extend the
capability of spreadsheets]
[O. Random
walks and baseline correction]
[P. Modulation
and synchronous detection]
[Q. Measuring
a buried peak]
[R. Signal and
Noise in the Stock Market] (added September 2016)
[S. Measuring
the Signal-to-Noise Ratio of Complex Signals] (added October, 2016)
[T. Dealing
with wide ranging signals] (added November 2016)
[U.
Measurement Calibration] (added December, 2016)
[V. Numerical
precision limits of computer hardware and software] (added January, 2017)
[W. Low-cost
computer hardware: The Raspberry Pi] (added March, 2017)
[X. Batch processing] (added June, 2017)
[Y:
Real-time signal processing]
(added
February 2018)
[Z: Dealing
with variable data arrays in spreadsheets] (added
December 2018)
[AA: Computer
simulation of signals and instruments] (added
December 2018)
[AB: Who uses
this web site and associated software?] (added
December 2018)
[AC. The Law of Large Numbers]
(added March 2019)
[AD. Time-resolved Classical least
Squares] (added May 2019)
[AE. The Mystery Peak]
(added November 2019)
[AF.
Developing Matlab Apps] (added March 2022)
[AG. Using
real-signal modeling to determine
measurement accuracy] (added July
2022)
This page is part of "A Pragmatic
Introduction to Signal Processing", created and
maintained by Prof. Tom O'Haver , Department of
Chemistry and Biochemistry, The University of Maryland at College
Park. Comments, suggestions and questions should be directed to
Prof. O'Haver at toh@umd.edu. Updated July, 2022.