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value | repo_name stringlengths 13 113 | name stringlengths 3 74 | ext stringclasses 1
value | path stringlengths 12 229 | size int64 23 843k | source_encoding stringclasses 9
values | md5 stringlengths 32 32 | text stringlengths 23 843k |
|---|---|---|---|---|---|---|---|---|
github | SMASHtoolbox/release-master | generate.m | .m | release-master/+SMASH/+SignalAnalysis/@NoiseSignal/generate.m | 1,183 | utf_8 | a4847637cdd3b3c41e6cadc5252dcfbc | % generate Generate noise
%
% This method generates a noise measurement based on the current amplitude
% and transfer table.
% object=generate(object);
% NOTE: object changes do NOT automatically generate a new noise
% measurement. This method should be called after amplitude/transfer
% changes are complete.
%
% ... |
github | SMASHtoolbox/release-master | restore.m | .m | release-master/+SMASH/+SignalAnalysis/@NoiseSignal/restore.m | 249 | utf_8 | 72e54a15f7f7712de7204cd1857ec2f8 | % restore Restore object from an archive
function object=restore(data)
object=SMASH.SignalAnalysis.NoiseSignal([]);
name=fieldnames(data);
for n=1:numel(name)
if isprop(object,name{n})
object.(name{n})=data.(name{n});
end
end
end |
github | SMASHtoolbox/release-master | defineGrid.m | .m | release-master/+SMASH/+SignalAnalysis/@NoiseSignal/defineGrid.m | 1,058 | utf_8 | f333d2e61f25aac6d68b207822877208 | % defineGrid Define noise grid
%
% This method defines the grid points where noise is evaluated. It is
% called automatically when a NoiseSignal is created and can be recalled to
% change the grid without created a new object.
% object=defineGrid(object,t);
%
% See also NoiseSignal
%
%
% created March 23, 2016 by ... |
github | SMASHtoolbox/release-master | view.m | .m | release-master/+SMASH/+SignalAnalysis/@NoiseSignal/view.m | 1,672 | utf_8 | 5ac772ccb48edd0826b9a6e50f3707ef | % view Display noise signal or spectrum
%
% This method graphically displays a NoiseSignal object. The default
% display is the noise signal stored in the Measurement property.
% view(object);
% view(object,'measurement');
% Changing the second input displays the frequency spectrum.
% view(object,'spectrum');... |
github | SMASHtoolbox/release-master | mend.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/mend.m | 1,678 | utf_8 | 5309f7c2389b5342dd9e4db2b6a91bd3 | % mend Remove NaN data from a Signal object
%
% This function removes NaN data in a Signal object.
% object=mend(object);
% NaN values bracketed by standard entries are replaced by linear
% interpolation; NaN entries that extent to the grid boundary are replaced
% with the first numeric value.
%
% NOTE: this metho... |
github | SMASHtoolbox/release-master | verifyGrid.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/verifyGrid.m | 1,182 | utf_8 | a41f2f251cd9e56231fc325c25caf8db | % verifyGrid validate Signal grid and check direction/uniformity
%
% This method verifies that the Grid array increases or decreases
% monotonically. Increasing grids are labelled with a GridDirection of
% "normal", while decreasing grids are labelled as "reverse". Grids that
% vary by less than 1 ppm from the averag... |
github | SMASHtoolbox/release-master | compare.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/compare.m | 5,361 | utf_8 | 260d360a1c13b63d0fabab0a29922350 | % compare Compare signals
%
% This method compares two signals, determining how similar they could be.
% In other words, can the second signal be made to match first signal by
% linear transformations in the horizontal and/or vertical direction?
% x'=a+bx y'=c+dy
% These transformations are controlled by four pa... |
github | SMASHtoolbox/release-master | differentiate.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/differentiate.m | 2,346 | utf_8 | b300cb754b0ae5a2d3ea90d4aa784503 | % DIFFERENTIATE Calculate numerical derivative
%
% This method numerically differentiates a Signal object, resulting in a
% new object.
% >> new=differentiate(object);
% By default, a centered difference approximation is used to calculate the
% derivative. Polynomial smoothing (Savitzky-Golay method) of order k can... |
github | SMASHtoolbox/release-master | scale.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/scale.m | 710 | utf_8 | 7cb9529b1461bdba5785e65c35fc03f1 | % SCALE Scale object Grid array
%
% This method multiplies a Signal object's Grid array by a scalar value,
% stretching or compressing the horizontal axis.
% object=scale(object,value);
%
% See also Signal, map, shift
%
%
% created October 4, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function object=sc... |
github | SMASHtoolbox/release-master | import.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/import.m | 2,366 | utf_8 | dd4fb5f973b6f0c60f7427a7be53607f |
function object=import(object,data)
object.Name='Signal object';
object.GraphicOptions=SMASH.General.GraphicOptions;
object.GraphicOptions.Marker='none';
object.GraphicOptions.LineStyle='-';
object.Source=sprintf('File import: %s',data.Summary);
% manage multiple imports
assert(numel(data)==1,...
'ERROR: cannot ... |
github | SMASHtoolbox/release-master | bin.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/bin.m | 1,382 | utf_8 | e801500a45f7d8c5046f0473a6819618 | % bin Reduce resolution by binning
%
% Signal binning maps data from the existing grid to a coarser grid, a
% process also known as decimation.
% result=bin(object,M);
% The output "result" spans the same grid range at reduced resolution and
% with less memory. The input "M" is a positive integer control bin
% siz... |
github | SMASHtoolbox/release-master | findEdge.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/findEdge.m | 2,291 | utf_8 | 4e726f004872d8fdfb75c687925720b4 | % findEdge Find pulse edge
%
% This method finds the edge of a rising/falling pulse in a signal object.
% location=findEdge(object,name,value,...);
% Edge analysis is controlled by optional name/value pairs.
% -'Derivative' defines the derivative level (default is 1). Allowed
% values are 1 or 2.
% -'Durat... |
github | SMASHtoolbox/release-master | map.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/map.m | 2,924 | utf_8 | c57d69b18d2ad423f9f167c66b1d1bff | % MAP Map object coordinate(s) to a new representation
%
% This method allows applies a mapping function to the Grid or Data array
% in Signal object. It is intended for advanced users only. For simple
% Grid transformations, use the shift and scale methods. Data
% transformations can often be performed directly.
% ... |
github | SMASHtoolbox/release-master | lookup.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/lookup.m | 549 | utf_8 | 6002bddf20bf51af0c53e215cbdbd969 | % LOOKUP Look up data values at specific grid locations
%
% This method returns interpolated data values for specified grid
% locations.
% >> y=lookup(object,x);
%
% See also Signal, regrid
%
%
% created November 15, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function y=lookup(object,x,extrap)
% handle... |
github | SMASHtoolbox/release-master | sharpen.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/sharpen.m | 795 | utf_8 | eb0398061ecdb09394656741732f4ff2 | % SHARPEN Sharpen a Signal object
%
% This method sharpens the Data array in Signal objects, removing low
% frequency content. The methods sharpen and smooth are compliments,
% meaning that their sum is equivalent to the original object. The general
% calling syntax is:
% >> object=sharpen(object,choice,value);
% ... |
github | SMASHtoolbox/release-master | limit.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/limit.m | 2,391 | utf_8 | 666019f7f4ddbe0474dcdfadb20d2ce0 | % LIMIT Limit object to a region of interest
%
% This method defines a region of interest in a Signal
% object, limiting the range used in calculations and visualization.
%
% Usage:
% >> object=limit(object,[lower upper]); % specify bounds in Grid units
% >> object=limit(object,[lower upper],'fraction'); % spec... |
github | SMASHtoolbox/release-master | crop.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/crop.m | 1,354 | utf_8 | c96b5baaa3a72d26fe87e6ec8902f094 | % CROP Crop Grid range
%
% This method crops SignalGroup objects, disposing all information outside
% of the specified Grid bound.
% >> new=crop(object,bound);
% The "bound" input must be an array specifing the minimum and maximum Grid
% values of the crop region. All grid points inside this region are passed
% to ... |
github | SMASHtoolbox/release-master | smooth.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/smooth.m | 1,902 | utf_8 | e3e5b8cc5a1a2283d614b960f7bcc7c1 | % SMOOTH Smooth Signal Data
%
% This method smooths the Data array in Signal objects, removing high
% frequency content. The general calling syntax is:
% object=smooth(object,choice,value);
% Three smoothing choices are supported.
% -'mean' performs local averaging. Value specifies full width.
% -'polynomia... |
github | SMASHtoolbox/release-master | locate.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/locate.m | 2,177 | utf_8 | ebdf2e72180912f5de6b36d7fa66ef3b | % locate Locate feature in an object
%
% This method locates features in a Signal object.
% report=locate(object,shape);
% Supported shapes include a Gaussian 'peak' (default) and and error
% function 'step'. The output "report" is a structure of best fit
% parameters.
%
% Requesting a second output:
% [report,c... |
github | SMASHtoolbox/release-master | fft.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/fft.m | 10,742 | utf_8 | eef424bff8af2a85efbaa78cb57c6def | % fft Calculate Fast Fourier transforms
%
% This method calculates the spectrum of a Signal over the limited region.
% The calling syntax is:
% >> [frequency,spectrum,option]=fft(object,name,value,...);
% where name/value pairs specify options for the FFT calculation. Up to
% three output arguments are returned.
% ... |
github | SMASHtoolbox/release-master | replace.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/replace.m | 1,059 | utf_8 | 4c86f74129c88e00722980a97e57a4a8 | % REPLACE Replace Data values
%
% This method replaces Data values in a Signal object. Replacement can be
% specified by a logical array:
% >> object=replace(object,object.Grid<0,value); % negative Grid locations
% or with a [upper lower] bound array.
% >> object=replace(object,[left right],value); % left/right G... |
github | SMASHtoolbox/release-master | estimateRange.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/estimateRange.m | 1,505 | utf_8 | 73dabc534d12fb666cf5d7fddd999ea0 | % estimateRange Estimate signal range
%
% This method estimates the minimum and maximum values of a signal based on
% local averaging over a specified duration.
% [range,uncertainty]=estimateRange(object,duration);
% The input "duration" must be larger than signal's grid spacing. The
% output "range" is an array co... |
github | SMASHtoolbox/release-master | hilbert.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/hilbert.m | 1,627 | utf_8 | d513b1940343bfc7083f7430adc6c539 | % hilbert Calculate Hilbert transform
%
% This method generates a complex quadrature signal from a real signal
% using a Hilbert transform. By default, frequencies below 1% of the
% Nyquist limit are removed by a low pass filter.
% new=hilbert(object);
% The characteristic width (tanh function) of the low pass filt... |
github | SMASHtoolbox/release-master | reset.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/reset.m | 1,301 | utf_8 | 7e20b470d3b645125dfd8dad22f4ce74 | % RESET Reset Grid/Data values
%
% This method resets the Grid and Data stored in a Signal object. Arrays
% can be passed directly into the object:
% >> object=reset(object,Grid,Data);
% where grid and data are arrays of consistent size. Passing an empty
% array bypasses the reset.
% >> object=reset(object,[],... |
github | SMASHtoolbox/release-master | summarize.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/summarize.m | 3,508 | utf_8 | 2deabfeb56354808059ec71f5f368942 | % SUMMARIZE Summarize object information
%
% This method provides a statistical summary of the information stored in a
% Signal object.
% >> report=summarize(object);
% The output "report" is a structure describing the Grid and Data contained
% in the limited region. Calling the method with no output:
% >> sum... |
github | SMASHtoolbox/release-master | regrid.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/regrid.m | 1,733 | utf_8 | ac2ff23f9fc4fc28169e278f82cb35cb | % REGRID Transfer Signal object onto a new grid
%
% This method interpolates an existing object into a new object on a
% specified grid.
% >> new=regrid(object,x);
% If no grid is specified, a uniformly spaced grid is calculated from the
% existing grid.
% >> object=regrid(object);
% This technique may needed bef... |
github | SMASHtoolbox/release-master | integrate.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/integrate.m | 548 | utf_8 | 9fddecc3cbecd9b21f76bffc0531b411 | % INTEGRATE Numerically integrate a Signal object
%
% This method numerically integrates a Signal object, resulting in a new
% object.
% >> new=integrate(object);
% Trapezoidal integration on the object's Grid array is used; no input
% parameters are accepted.
%
% See also Signal, differentiate
%
%
% created Novemb... |
github | SMASHtoolbox/release-master | estimateNoise.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/estimateNoise.m | 3,206 | utf_8 | a0de3cb0fecc884fad266d1af3b61c5e | % estimateNoise Estimate random noise
%
% This method estimates random noise content of a signal.
% [sigma,noise]=estimateNoise(object);
% The output "sigma" is the RMS noise level (scalar) in the time domain.
% The output "noise" is the noise power spectrum (Signal object). These
% results are calculated as follow... |
github | SMASHtoolbox/release-master | create.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/create.m | 2,453 | utf_8 | 3cddb51abfbffd6b030711e707d8af06 | function object=create(object,varargin)
object.Name='Signal object';
object.GraphicOptions=SMASH.General.GraphicOptions;
object.GraphicOptions.Marker='none';
object.GraphicOptions.LineStyle='-';
Narg=numel(varargin);
switch Narg
case 2 % standard mode: Signal(x,y)
switch class(varargin{2})
... |
github | SMASHtoolbox/release-master | correlate.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/correlate.m | 1,455 | utf_8 | f7a23b8b7a5d374b88fcc0c6ae3ae370 | % CORRELATE Calculate correlation between two objects
%
% This methods correlates two Signal objects [?], creating a new object.
% >> new=correlate(object,pattern);
% The new object inherits most of its properties from the first input. As
% such, the second input should be used as the "pattern" signal.
%
% If no ou... |
github | SMASHtoolbox/release-master | restore.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/restore.m | 248 | utf_8 | 5a88680279b4948259e47fd33b8bd167 | % restore Restore object from an archive
function object=restore(data)
object=SMASH.SignalAnalysis.Signal([],NaN);
name=fieldnames(data);
for n=1:numel(name)
if isprop(object,name{n})
object.(name{n})=data.(name{n});
end
end
end |
github | SMASHtoolbox/release-master | merge.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/merge.m | 1,992 | utf_8 | 66d1f60f68b20251c8fbec65f048eda1 | % MERGE Merge Signal objects into a single object
%
% This method merges mutiple Signal objects into a single object.
% >> new=merge(object1,object2,...);
% The new object Grid is determined by the outermost points of the source
% object, spaced by the smallest source grid spacing. Source objects are
% added to thi... |
github | SMASHtoolbox/release-master | transfer.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/transfer.m | 2,160 | utf_8 | a799f78761415c7eac935f6b7573495f | % transfer Apply transfer function
%
% This method applies a user specified transfer function to a Signal
% object.
% new=transfer(object,myfunc);
% The input "myfunc" is a handle to a function that accepts one input and
% returns one output of the same size. For example:
% myfunc=@(f) 1./(1+2i*pi*f*tau)
% descr... |
github | SMASHtoolbox/release-master | shift.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/shift.m | 690 | utf_8 | 7a796379ace31c715b0dbc6b4c149574 | % SHIFT Shift object Grid array
%
% This method adds a Signal object's Grid array with a scalar value,
% shifting the horizontal axis.
% object=shift(object,value);
%
%
% See also Signal, map, scale
%
%
% created October 4, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function object=shift(object,value)
... |
github | SMASHtoolbox/release-master | makeGridUniform.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/makeGridUniform.m | 1,387 | utf_8 | facae1521398794f8a9075ae3235593a | % makeGridUniform Enforce uniform Signal grid
%
% >> object=makeGridUniform(object);
%
% See also Signal, verifyGrid
%
%
% created November 18, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function object=makeGridUniform(object)
if isempty(object.GridUniform)
object=verifyGrid(object);
end
if object.... |
github | SMASHtoolbox/release-master | view.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/view.m | 2,263 | utf_8 | 2aa3432c9978bef223602efe7b748578 | % VIEW View Signal object graphically
%
% This method displays Signal objects as line plots, which are drawn in a
% new figure by default.
% >> view(object);
% >> h=view(object); % return line's graphic handle
% The line's properties (color, width, etc.), axes labels, and title are
% defined by the object.
%
% T... |
github | SMASHtoolbox/release-master | export.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/export.m | 1,636 | utf_8 | e1ce22eefaf8e91c87a132f4f52d0e6d | % EXPORT Export object to a basic data file
%
% This method exports a Signal object to a basic data file, recording only
% the Grid/Data arrays in the limited region.
% >> export(object,filename); % typical file extensions: *.txt, *.dat, *.out, ...
% By default, Signal objects are exported to a text file using the '... |
github | SMASHtoolbox/release-master | SGderivative.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/private/SGderivative.m | 3,643 | utf_8 | 3346fb47b713f3ce5992a8f7431dcb8b | % SGderivative : calculate a smooth derivative using the Savitzky-Golay
% method. The derivative level may be specified by an array of positive
% integers (including zero); the result for each array entry is returned as
% a separate function output. The order and number of points used in the
% calculation are specifie... |
github | SMASHtoolbox/release-master | erffit.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/private/erffit.m | 1,652 | utf_8 | 7362593209d401494767dd71f4083daf | function report=erffit(x,y,guess)
% manage input
if isempty(guess)
guess=[mean(x) (max(x)-min(x))/2];
end
% initial preparations
options=optimset('TolX',1e-6,'TolFun',1e-6);
% normalize data
x0=min(x);
Lx=max(x)-x0;
x=(x-x0)/Lx;
y0=min(y);
Ly=max(y)-y0;
y=(y-y0)/Ly;
guess(1)=(guess(1)-x0)/Lx;
guess(2)=guess(2)... |
github | SMASHtoolbox/release-master | gaussfit.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/private/gaussfit.m | 1,785 | utf_8 | 9a3bdff7fcdc711ae3422d698c5ba710 | % gaussfit
function report=gaussfit(x,y,guess,bound)
% manage input
if isempty(guess)
[~,index]=max(abs(y));
xp=x(index);
%xtemp=reshape(x-xp,size(y));
%sigma=sqrt(sum(y.*(xtemp-xp).^2)/sum(y));
sigma=(max(x)-min(x))/4;
guess=[xp sigma];
end
% inital preprations
options=optimset('TolX',1e-6,'T... |
github | SMASHtoolbox/release-master | register.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/old/register.m | 2,455 | utf_8 | 8e7ffa746a57af8e6a263518c397e3af | % register Place Signal objects on a common Grid array
%
% This method accepts two or more Signal objects, determines a consistent
% time base, and places each object on that time base.
% >> [object1,object2,...]=register(object1,object2,...);
%
% See also Signal
%
%
% created November 14, 2013 by Daniel Dolan (San... |
github | SMASHtoolbox/release-master | unchop.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/old/unchop.m | 3,847 | utf_8 | 55c4b920aaa2e732e03ec5aa390f2cfa | % unchop Analyze chopped signal
%
% This method calculates high/low values from a chopped signal. These
% values are determined from step analysis of the smoothed signal.
% report=unchop(object);
% The output "report" is a structure of amplitude, basline, and uncertainty
% values.
%
% Analysis parameters are specif... |
github | SMASHtoolbox/release-master | explore.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/develop/explore.m | 2,728 | utf_8 | 205968bd4656bf3d86a95168f172b8be | % EXPLORE Interactive object exploration
%
% This method displays signal objects in an figure that
% provides interactive manipulation.
% >> explore(object);
%
% See also Signal, conv, crop, limit, locate, map, scale, shift,
% smooth, store, transform, view
%
% created October 5, 2013 by Daniel Dolan (Sandia Natio... |
github | SMASHtoolbox/release-master | unchop.m | .m | release-master/+SMASH/+SignalAnalysis/@Signal/develop/unchop.m | 3,659 | utf_8 | f3d4a3f0b51bd5a72abcbb375a720e63 | % UNDER CONSTRUCTION
% unchop Analyze chopped signal
%
% This method calculates high/low values from a chopped signal. These
% values are determined from local averages over a specified duration.
% [range,uncertainty]=unchop(object,duration);
% Signal range is
%local averaging are returned in the output
% struct... |
github | SMASHtoolbox/release-master | mend.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/mend.m | 724 | utf_8 | 77ec00da72fc9015339d8fe5bf66a9fb | % mend Remove NaN data from a SignalGroup object
%
% This function removes NaN data in a SignalGroup object.
% object=mend(object);
% NaN values bracketed by standard entries are replaced by linear
% interpolation; NaN entries that extent to the grid boundary are replaced
% with the first numeric value.
%
% NOTE: ... |
github | SMASHtoolbox/release-master | differentiate.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/differentiate.m | 935 | utf_8 | 222f0a4f3ae367154b25229e01b84411 | % DIFFERENTIATE Calculate numerical derivative
%
% This method numerically differentiates a SignalGroup object, resulting in
% a new object.
% >> new=differentiate(object);
% By default, a centered difference approximation is used to calculate the
% derivative. Polynomial smoothing (Savitzky-Golay method) of order ... |
github | SMASHtoolbox/release-master | map.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/map.m | 1,631 | utf_8 | e21b1e530749d435ce34346116010101 | % MAP Map object coordinate(s) to a new representation
%
% This method allows applies a mapping function to the Grid or Data array
% in SignalGroup object. It is intended for advanced users only. For simple
% Grid transformations, use the shift and scale methods. Data
% transformations can often be performed directl... |
github | SMASHtoolbox/release-master | gather.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/gather.m | 1,394 | utf_8 | bf629dc346473e7f5c6da60038089570 | % GATHER Combine objects into a SignalGroup
%
% This method combines SignalGroup (and Signal) objects into a new object
% with a common Grid.
% >> new=gather(object1,object2,...)
%
% See also SignalGroup, split
%
%
% created November 22, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function object=gather(v... |
github | SMASHtoolbox/release-master | sharpen.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/sharpen.m | 801 | utf_8 | 9227f1d065d26aee6e0598f4de47ae34 | % SHARPEN Sharpen SignalGroup Data
%
% This method sharpens the Data array in Signal objects, removing low
% frequency content. The methods sharpen and smooth are compliments,
% meaning that their sum is equivalent to the original object. The general
% calling syntax is:
% >> object=sharpen(object,choice,value);
%... |
github | SMASHtoolbox/release-master | limit.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/limit.m | 1,520 | utf_8 | c1b5791eeb0a31809a92e64864a5551f | % LIMIT Limit SignalGroup to a region of interest
%
% This method defines a region of interest in a SignalGroup
% object, limiting the range used in calculations and visualization.
% >> object=limit(object,[lower upper]); % specify Grid range
% Information outside the limited region is *not* destroyed and can be
% ... |
github | SMASHtoolbox/release-master | crop.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/crop.m | 1,176 | utf_8 | 5f14ee81140a8658cdef22912029856b | % CROP Crop Grid range
%
% This method crops SignalGroup objects, disposing all information outside
% of the specified Grid bound.
% >> new=crop(object,bound);
% The "bound" input must be an array specifing the minimum and maximum Grid
% values of the crop region. All grid points inside this region are passed
% to ... |
github | SMASHtoolbox/release-master | split.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/split.m | 1,413 | utf_8 | e5bb7b88aaed4e1ea2d80f9522d31a39 | % SPLIT Divide SignalGroup into Signal objects
%
% This method breaks up a SignalGroup object into a collection of Signal
% objects.
% [object1,object2,...]=split(object)
%
% Specific signals can be extracted by passing in index array. For
% example:
% [object3,object2]=split(object,[3 2]);
% extracts the second... |
github | SMASHtoolbox/release-master | smooth.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/smooth.m | 1,264 | utf_8 | 316621fa8a2f1ad6de8bb05f5edd513a | % SMOOTH Smooth SignalGroup Data
%
% This method smooths the Data array in a SignalGroup object, removing high
% frequency content. The general calling syntax is:
% >> object=smooth(object,choice,value);
% Three smoothing choices are supported.
% -'mean' performs local averaging (value specifies full width)
% ... |
github | SMASHtoolbox/release-master | locate.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/locate.m | 1,883 | utf_8 | 78f176b07c0d47622b141a18a1fcbc42 | % LOCATE Locate feature in an object
%
% This method locates features in a SignalGroup object. By default,
% the feature is assumed to be a single Gaussian peak.
% >> report=locate(object);
% The output "report" contains information about the located features.
%
% Single Gaussian peak location can be explicitly req... |
github | SMASHtoolbox/release-master | fft.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/fft.m | 225 | utf_8 | 17a2cca685fde65c7985fe72a6a2f8f8 |
function fft(varargin)
message={};
message{end+1}='ERROR: method not supported for SignalGroup objects';
message{end+1}='Use "split" method to create separate Signals for "fft" calculations';
error('%s\n',message{:});
end |
github | SMASHtoolbox/release-master | replace.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/replace.m | 1,283 | utf_8 | f456ca7a3740875d0f130761e5218085 | % REPLACE Replace data values in an object
%
% This method replaces elements of the Data property in a SignalGroup
% object. Replacement can be specified by a logical array:
% >> object=replace(object,object.Grid<0,value); % replace Data at negative Grid locations
% or with a [upper lower] bound array.
% >> objec... |
github | SMASHtoolbox/release-master | convolve.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/convolve.m | 361 | utf_8 | d82d50c747d644d7d6b96448fcc71ecd | % * method disabled *
%
% See also SignalGroup
%
% created November 22, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function convolve(varargin)
message={};
message{end+1}='ERROR: method not supported for SignalGroup objects';
message{end+1}='Use "split" method to create separate Signals for "convolve" calc... |
github | SMASHtoolbox/release-master | estimateRange.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/estimateRange.m | 1,035 | utf_8 | 2fdac1d66981ad0e21e85acf490f8378 | % estimateRange Estimate signal range
%
% This method estimates the minimum and maximum values of a signal based on
% local averaging over a specified duration.
% [range,uncertainty]=estimateRange(object,duration);
% The input "duration" must be larger than signal's grid spacing. The
% output "range" is two-column ... |
github | SMASHtoolbox/release-master | reset.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/reset.m | 1,522 | utf_8 | d59bfbd4fbb243f49c86e46fb925364a | % RESET Reset Grid/Data values
%
% This method resets the Grid and Data stored in a SignalGroup object. Arrays
% can be passed directly into the object:
% >> object=replace(object,Grid,Data);
% where grid and data are arrays of consistent size. Passing an empty
% array bypasses the reset.
% >> object=replace(o... |
github | SMASHtoolbox/release-master | regrid.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/regrid.m | 1,399 | utf_8 | c780c22edfd92fb32fdd150aa3db86b3 | % REGRID Transfer SignalGroup object onto a new grid
%
% This method interpolates an existing object into a new object on a
% specified grid.
% >> new=regrid(object,x);
% If no grid is specified, a uniformly spaced grid is calculated from the
% existing grid.
% >> object=regrid(object);
% This technique may neede... |
github | SMASHtoolbox/release-master | integrate.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/integrate.m | 530 | utf_8 | e9d897c41923db951f9272773c0913a5 | % INTEGRATE Numerically integrate a SignalGroup
%
% This method numerically integrates a SignalGroup object, resulting in a
% new object.
% >> new=integrate(object);
% Trapezoidal integration on the object's Grid array is used; no input
% parameters are accepted.
%
% See also SignalGroup, differentiate
%
%
% create... |
github | SMASHtoolbox/release-master | evaluate.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/evaluate.m | 763 | utf_8 | 924953fa3f8fbc8701e1be2e2041c8a8 | % EVALUATE Evaluate SignalGroup signals using user defined function(s)
%
% This method applies user defined function(s) on the SignalGroup data,
% resulting in a new object.
% >> new=evaluate(object,@myfunc);
%
% For example, to find the mean and standard deviation of the SignalGroup
% signals:
% >> new=evaluate... |
github | SMASHtoolbox/release-master | restore.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/restore.m | 288 | utf_8 | 8bdd2433ffba92b45f1bd168c068d646 | % restore Restore object from an archive
function object=restore(data)
object=SMASH.SignalAnalysis.SignalGroup([],NaN);
object.Legend={};
object.Color=[];
name=fieldnames(data);
for n=1:numel(name)
if isprop(object,name{n})
object.(name{n})=data.(name{n});
end
end
end |
github | SMASHtoolbox/release-master | merge.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/merge.m | 1,901 | utf_8 | 3d81e3bca405551d1bfd9721121b7900 | % MERGE Merge objects into a single object
%
% This method merges multiple SignalGroup objects (each containing the same
% number of signals) into a single object.
% >> new=merge(object1,object2,...);
% The new object Grid is determined by the outermost points of the source
% object, spaced by the smallest source gr... |
github | SMASHtoolbox/release-master | view.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/view.m | 4,238 | utf_8 | 3ddd03be6673db23d295ef0c3e4d6aac | % UNDER CONSTRUCTION
% VIEW View signals
%
% This method displays a signal group as a set of lines. These lines are
% drawn in a common axes inside new figure by default.
% view(object);
% h=view(object); % return line graphic handle(s)
% The line's properties (color, width, etc.), axes labels, and legend are
%... |
github | SMASHtoolbox/release-master | export.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/export.m | 1,697 | utf_8 | 735a844ac302d94161c5ccc1331da2e4 | % EXPORT Export SignalGroup to a basic data file
%
% This method exports a SignalGroup object to a basic data file, recording
% only the Grid/Data arrays in the limited region.
% >> export(object,filename); % typical file extensions: *.txt, *.dat, *.out, ...
% By default, Signal objects are exported to a text file u... |
github | SMASHtoolbox/release-master | scale.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/old/scale.m | 984 | utf_8 | 8035faa2ea68e322fb9bddb3f15ec8f2 | % SCALE Scale Grid array
%
% This method scales the Grid in a SignalGroup object by a specifed amount.
% >> object=scale(object,scale);
%
% See also SignalGroup, shift
%
%
% created November 24, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function object=scale(object,value)
% handle input
if (nargin<2) ... |
github | SMASHtoolbox/release-master | ImportFile.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/old/ImportFile.m | 2,626 | utf_8 | 413dd21a69bad738f0b37c06b2d1767b | % This function manages file import for the SignalGroup creator. A lot of
% the real effort is passed back to the Signal creator.
% created November 24, 2012
function object=ImportFile(object,filename,format)
% handle input
if ischar(filename)
filename={filename};
end
for n=1:numel(filename)
switch lower(fo... |
github | SMASHtoolbox/release-master | shift.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/old/shift.m | 983 | utf_8 | 34918280eb462f3115dfa27c6d18003b | % SHIFT Shift Grid array
%
% This method shiftes the Grid in a SignalGroup object by a specifed
% amount.
% >> object=shift(object,value);
%
% See also SignalGroup, scale
%
%
% created October 4, 2013 by Daniel Dolan (Sandia National Laboratories)
%
function object=shift(object,value)
% handle input
if (nargin<2)... |
github | SMASHtoolbox/release-master | loadFiles.m | .m | release-master/+SMASH/+SignalAnalysis/@SignalGroup/old/loadFiles.m | 1,784 | utf_8 | 90186b8c576f021f95d889a34cca0f10 | % UNDER CONSTRUCTION
% loadFiles Load data from multiple files
%
% This method creates a SignalGroup object by loading data from multiple
% files.
% object=loadFiles(pattern); % determine format from file extension
% object=loadFiles(pattern,format); % manually specify format.
% The input "pattern" is a file name... |
github | SMASHtoolbox/release-master | createWindow.m | .m | release-master/+SMASH/+SignalAnalysis/@DigitalWindow/createWindow.m | 5,336 | utf_8 | 9640f4ba4848a8ab97324deead1a3ddf | % hidden method
function object=createWindow(object,name,parameter)
assert(ischar(name),'ERROR: invalid window name');
name=lower(name);
switch name
case 'boxcar'
local=@(t) ones(size(t));
object.Name='Boxcar';
case 'blackman'
local=@(t) 0.42+0.5*cos(2*pi*t)+0.08*cos(4*pi*t);
o... |
github | SMASHtoolbox/release-master | plot.m | .m | release-master/+SMASH/+SignalAnalysis/@DigitalWindow/plot.m | 519 | utf_8 | 58b0ea92fe02acfbb16dfcf4e36da012 | % plot Plot window function
%
% This method plots the window function on the current time base in a new
% figure window.
% plot(object);
% h=plot(object); % returns graphic handle for plotted line
%
% See also DigitalWindow, evaluate
%
function varargout=plot(object)
figure();
h=plot(object.Time,object.Data);
xl... |
github | SMASHtoolbox/release-master | calculateTransformPair.m | .m | release-master/+SMASH/+SignalAnalysis/@DigitalWindow/calculateTransformPair.m | 1,097 | utf_8 | c82c7486be4594cb84d56189288635ee | % calculateTransformPair Window transform and conjugate
%
% This method calculates the frequency transform and its conjugate
% function.
% [transform,frequency]=calculateTransformPair(object);
% The output "transform" is a complex array at the locations specified by
% the output "frequency"; the latter runs from -1/... |
github | SMASHtoolbox/release-master | tabulate.m | .m | release-master/+SMASH/+SignalAnalysis/@DigitalWindow/tabulate.m | 816 | utf_8 | fd8bc0e2d06a0e0e2e5c82999d59a26a | % tabulate Tabulate window and transform pair
%
% This method tabulates the window and its Fourier transform.
% result=tabulate(object);
% The output "result" is a structure of lookup functions. Normalized time
% and frequency values can be passed directly to these functions.
% window=result.Window(time);
% tra... |
github | SMASHtoolbox/release-master | fft.m | .m | release-master/+SMASH/+SignalAnalysis/@DigitalWindow/fft.m | 2,727 | utf_8 | 0a2816401d531e8bcd297ad376fd6215 | % fft Fast Fourier Transform with digital window
%
% This method performs a Fast Fourier Transform with a digital window.
% [transform,frequency]=fft(object,signal);
% The input "signal" can be numeric array of any size; arrays with fewer
% elements than the SamplePoints property are padded with zeros, and larger
% ... |
github | SMASHtoolbox/release-master | estimateWidth.m | .m | release-master/+SMASH/+SignalAnalysis/@DigitalWindow/estimateWidth.m | 806 | utf_8 | 3c2edb71b3c4fa4432c115957db58ff2 | % hidden method
function value=estimateWidth(object,SamplePoints,PeakPoints)
% manage input
old=object.PrivatePoints;
if (nargin < 2) || isempty(SamplePoints)
SamplePoints=object.SamplePoints;
else
try
object.SamplePoints=SamplePoints;
catch ME
throwAsCaller(ME);
end
end
if (nargin < 3... |
github | SMASHtoolbox/release-master | partition.m | .m | release-master/+SMASH/+SignalAnalysis/old/@ShortTime copy/partition.m | 6,082 | utf_8 | fa34ba5e83454d73589b6ae613eeb7af | % PARTITION Manage partitioning
%
% This method controls how ShortTime objects are partitiond into local
% analysis regions. Analysis regions *always* span an integer number of
% Grid points, and regions are also separated by an integer number of Grid
% points Partition parameters "points" and "skip" can be defined
%... |
github | SMASHtoolbox/release-master | analyze.m | .m | release-master/+SMASH/+SignalAnalysis/old/@ShortTime copy/analyze.m | 3,706 | utf_8 | e37cae11931e8b1f60ac5c73c5ace1f7 | % ANALYZE Apply local analysis
%
% This method applies a target function to local regions in a ShortTime
% object.
% >> result=analyze(object,target);
% The target function should be passed as a function handle. Inline
% functions can be used:
% >> target=@(x,y) mean(y); % local mean
% >> target=@(x,y) sqrt(m... |
github | SMASHtoolbox/release-master | restore.m | .m | release-master/+SMASH/+SignalAnalysis/old/@ShortTime copy/restore.m | 251 | utf_8 | ad86f9e6f073281925483823e3e64292 | % restore Restore object from an archive
function object=restore(data)
object=SMASH.SignalAnalysis.ShortTime([],NaN);
name=fieldnames(data);
for n=1:numel(name)
if isprop(object,name{n})
object.(name{n})=data.(name{n});
end
end
end |
github | SMASHtoolbox/release-master | limit.m | .m | release-master/+SMASH/+SignalAnalysis/old/@ShortTime copy/development/limit.m | 874 | utf_8 | 17fb6c5a8c96f9afc5a0d168dc60f08d | % limit Limit object to a region of interest
%
% This method is a special implementation of "limit" method for ShortTime
% objects. It works in the same manner and then updates partitioning as
% needed.
%
% See also ShortTime, Signal.limit
%
%
% created December 15, 2014 by Daniel Dolan (Sandia National Laboratory)
%... |
github | SMASHtoolbox/release-master | comment.m | .m | release-master/+SMASH/+SignalAnalysis/@ShortTime/comment.m | 656 | utf_8 | 5cd0c68ba2ccd4ea377fbac440628706 | % comment Edit comments associated with an object
%
% This method edits the "Comments" property of an object. When invoked:
% object=comment(object);
% a graphical window shows the existing description and allow changes to be
% made.
%
% See also DataClass
%
%
% created November 14, 2013 by Daniel Dolan (Sandia Na... |
github | SMASHtoolbox/release-master | partition.m | .m | release-master/+SMASH/+SignalAnalysis/@ShortTime/partition.m | 6,070 | utf_8 | c3a1725484dbb9244198c3434a774faf | % PARTITION Manage partitioning
%
% This method controls how ShortTime objects are partitiond into local
% analysis regions. Analysis regions *always* span an integer number of
% Grid points, and regions are also separated by an integer number of Grid
% points Partition parameters "points" and "skip" can be defined
%... |
github | SMASHtoolbox/release-master | analyze.m | .m | release-master/+SMASH/+SignalAnalysis/@ShortTime/analyze.m | 5,183 | utf_8 | bfead22ebe33d0c786a00a35cae6db01 | % ANALYZE Perform local analysis
%
% This method applies a target function to local regions in a ShortTime
% object.
% result=analyze(object,target);
% Target functions must accept one input and return at least one output.
% The function's output is collected from each local region and returned as
% a SignalGroup ob... |
github | SMASHtoolbox/release-master | restore.m | .m | release-master/+SMASH/+SignalAnalysis/@ShortTime/restore.m | 251 | utf_8 | ad86f9e6f073281925483823e3e64292 | % restore Restore object from an archive
function object=restore(data)
object=SMASH.SignalAnalysis.ShortTime([],NaN);
name=fieldnames(data);
for n=1:numel(name)
if isprop(object,name{n})
object.(name{n})=data.(name{n});
end
end
end |
github | SMASHtoolbox/release-master | view.m | .m | release-master/+SMASH/+SignalAnalysis/@ShortTime/view.m | 421 | utf_8 | 5e474ef0c814fb5fb72e8efff1e13064 | % view View object
%
% This method displays the Measurement in a ShortTime object.
% view(object);
%
% See also SMASH.SignalAnalysis.ShortTime
%
%
% created June 26, 2016 by Daniel Dolan (Sandia National Laboratory)
%
function varargout=view(object,varargin)
if nargout==0
view(object.Measurement,varargin{:});
... |
github | SMASHtoolbox/release-master | limit.m | .m | release-master/+SMASH/+SignalAnalysis/@ShortTime/development/limit.m | 874 | utf_8 | 17fb6c5a8c96f9afc5a0d168dc60f08d | % limit Limit object to a region of interest
%
% This method is a special implementation of "limit" method for ShortTime
% objects. It works in the same manner and then updates partitioning as
% needed.
%
% See also ShortTime, Signal.limit
%
%
% created December 15, 2014 by Daniel Dolan (Sandia National Laboratory)
%... |
github | SMASHtoolbox/release-master | removeBaseline.m | .m | release-master/+SMASH/+SignalAnalysis/@ScatterPatch/removeBaseline.m | 3,294 | utf_8 | c2d5eb07d68f2f5fb14382db75ddc931 | % removeBaseline Remove baseline signal from ScatterPatch object
%
% This method removes the baseline signal from a ScatterPatch object.
%
% To graphically select the baseline signal and start of removal region:
% removeBaseline(object);
% -User is first prompted to choose a representative baseline region.
% The ... |
github | SMASHtoolbox/release-master | process.m | .m | release-master/+SMASH/+SignalAnalysis/@ScatterPatch/process.m | 853 | utf_8 | c7634f0d6aa25b829d695d90e5f34a7d | function varargout=process(object,ProcessFcn,time)
% manage input
if (nargin < 2) || isempty(ProcessFcn) || strcmpi(ProcessFcn,'weighted')
ProcessFcn=@weightBlocks;
else
end
if (nargin < 3) || isempty(time)
time=uniquetol(object.MappedData(:,1));
else
end
%
data=object.MappedData;
data=data(data(:,... |
github | SMASHtoolbox/release-master | disable.m | .m | release-master/+SMASH/+SignalAnalysis/@ScatterPatch/disable.m | 5,654 | utf_8 | 21e024b2a628d8217f27cb28943ede30 | % disable Disable patches
%
% This method disable patches for plotting/processing. The default call:
% disable(object);
% supports interactive selection in a new figure window. Clicking or
% click/dragging on the plot disables patches. Pressing the "u" key will
% undo the most recent selection (up to 16 levels).
... |
github | SMASHtoolbox/release-master | mirror.m | .m | release-master/+SMASH/+SignalAnalysis/@ScatterPatch/mirror.m | 961 | utf_8 | b7464872f70d9bdb74e6e109ce2b04a6 | % mirror Vertical patch duplication
%
% This method duplicates patches about the horizontal axis.
% mirror(object,group);
% The input "group" indicates the patch groups to be mirrored; all groups
% are used if this argument is empty or omitted. Values must be consistent
% with the GroupList property.
%
% See also ... |
github | SMASHtoolbox/release-master | cropFrequency.m | .m | release-master/+SMASH/+SignalAnalysis/@ScatterPatch/cropFrequency.m | 1,297 | utf_8 | c723d3618e1945887228e1457f78f1e8 | % cropFrequency Crop ScatterPatch object to range of frequencies
%
% This method crops the data in a ScatterPatch object to a range of
% frequencies chosen by the user.
%
% To graphically select the region:
% cropFrequency(object);
% To specify the region:
% cropFrequency(object, [minimumFrequency, maximumFrequency... |
github | SMASHtoolbox/release-master | enable.m | .m | release-master/+SMASH/+SignalAnalysis/@ScatterPatch/enable.m | 2,767 | utf_8 | 8ea586101806f8675119cc6f44258369 | % enable Enable patches
%
% This method enables patches for plotting/processing. The default call:
% enable(object);
% enable all patches.
%
% Specific enable criterea are specified by name/value pairs.
% enable(object,name,value,...);
% Valid names include:
% -'Horizontal', which specifies a *mapped* horiz... |
github | SMASHtoolbox/release-master | testNumber.m | .m | release-master/+SMASH/+SignalAnalysis/@ScatterPatch/private/testNumber.m | 146 | utf_8 | d096f3e552435802c299a1cd8ce9692e | % private function to verify numeric scalars
function valid=testNumber(in)
valid=false;
if isnumeric(in) && isscalar(in)
valid=true;
end
end |
github | SMASHtoolbox/release-master | analyze.m | .m | release-master/+SMASH/+SignalAnalysis/@STFT/analyze.m | 3,513 | utf_8 | c2658ea1c31cfe50af90e795d2d12621 | % ANALYZE Apply local spectral analysis
%
% This method performs local spectra analysis on a STFT object. Analysis
% parameters are defined by the FFToptions and Duration properties of the
% source object.
% result=analyze(object);
% The output "result" is an Image object containing spectra from the
% partitions of... |
github | SMASHtoolbox/release-master | restore.m | .m | release-master/+SMASH/+SignalAnalysis/@STFT/restore.m | 247 | utf_8 | 3a8bbbbf9df06adf1ecc1a094ebfc160 | % restore Restore object from an archive
function object=restore(data)
object=SMASH.SignalAnalysis.STFT([],1:10);
name=fieldnames(data);
for n=1:numel(name)
if isprop(object,name{n})
object.(name{n})=data.(name{n});
end
end
end |
github | SMASHtoolbox/release-master | singlePeak.m | .m | release-master/+SMASH/+SignalAnalysis/@STFT/private/singlePeak.m | 2,665 | utf_8 | 900218668fd3be6a624f808f2cb5abd7 | % singlePeak Single (upward) peak analysis
%
% This function analyzes a (x,y) data set assuming that a single, upward
% peak is present.
% >> result=singlePeak(x,y,method,threshold);
% The output "result" is a 3x1 array containing the peak position, width,
% and y-value. The "method" and "threshold" inputs are opt... |
github | SMASHtoolbox/release-master | fitGaussian.m | .m | release-master/+SMASH/+SignalAnalysis/@STFT/private/fitGaussian.m | 2,270 | utf_8 | 4ce043c1154304eeb44176211b1970ba | % fitGaussian : fit Gaussian curve to (x,y) data
%
% This function fits a Gaussian curve to (x,y) data.
% >> [param,fit]=itGaussian(x,y,guess,options)
% The inputs "guess" and "options" are optional. If used, "guess"
% should be a 1x2 array specifiying peak position and width. The "options"
% input is used to cont... |
github | SMASHtoolbox/release-master | gaussianfits.m | .m | release-master/+SMASH/+SignalAnalysis/@STFT/private/development/gaussianfits.m | 3,243 | utf_8 | 72ff17e44a8ace881e5c7f2794c1355a | % gaussianfits : fit data to Gaussian curves
%
% Usage:
% >> [params,yfit]=gaussianfit(x,y,guess,options);
%function [params,yfit]=gaussianfits(x,y,Npeaks,guess,options)
function [param,fit]=gaussianfits(x,y,varargin)
% handle input
assert(nargin>=2,'ERROR: insufficient number of inputs');
assert(numel(x)==numel(y),... |
github | SMASHtoolbox/release-master | gaussianfit.m | .m | release-master/+SMASH/+SignalAnalysis/@STFT/private/development/gaussianfit.m | 1,759 | utf_8 | cf446bd9a0ff00ecb476ea494506cac9 | % gaussianfit : fit data to Gaussian curve
%
% Usage:
% >> [params,yfit]=gaussianfit(x,y,guess,options);
function [params,yfit]=gaussianfit(x,y,guess,options)
% handle mandatory input
if nargin<2
error('Insufficient number of inputs');
end
Ndata=numel(x);
if numel(x) ~= Ndata
error('Inconsistent sized data a... |
github | SMASHtoolbox/release-master | fitParabola.m | .m | release-master/+SMASH/+SignalAnalysis/@STFT/private/development/fitParabola.m | 654 | utf_8 | bcf9e5474f8445fe6de4cf0989abb160 | % UNDER CONSTRUCTION!
function [param,fit]=fitParabola(x,y)
% handle input
assert(nargin==2,'ERROR: invalid number of inputs');
if isempty(x)
x=1:numel(y);
end
assert(numel(x)==numel(y),'ERROR: incompatible data');
% prepare data
x=x(:);
x0=min(x);
Lx=max(x)-x0;
x=(x-x0)/Lx;
y=y(:);
y0=min(y);
Ly=max(y)-y0;
y=(y... |
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