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MATLAB
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% M. H. Van Benthem and M. R. Keenan, J. Chemometrics 2004; 18: 441-450 % % Given A and C this algorithm solves for the optimal % K in a least squares sense, using that % A = C*K % in the problem % min ||A-C*K||, s.t. K>=0, for given A and C. % function [K, Pset] = fcnnls(C, A) % NNLS using normal equations...
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MATLAB
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function ydata = tsne_p(P, labels, no_dims) %TSNE_P Performs symmetric t-SNE on affinity matrix P % % mappedX = tsne_p(P, labels, no_dims) % % The function performs symmetric t-SNE on pairwise similarity matrix P % to create a low-dimensional map of no_dims dimensions (default = 2). % The matrix P is assumed to be s...
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MATLAB
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function GD = nk_CompPlattProbOptimum(GD, Ps, mapY) global CV SVM MULTI RFE %%%% PREPARATIONS %%%% [CV1perms, CV1folds] = size(mapY.Tr); nclass = length(CV.class{1,1}); F = cell(CV1perms, CV1folds, nclass); W = F; SlackParam = cell(nclass,1); KernParam = cell(nclass,1); %%%% Loop through dichotomizers %%%% for curcl...
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MATLAB
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function testClassPredicted=bootstrapnnlsClassifier(trainSet,trainClass,testSet,testClass,option) % Bootstrap NNLS Classifier: testSet=trainSet*Y, s.t. Y>=0. % Usage: % [testClassPredicted,sparsity]=bootstrapnnlsClassifier(trainSet,trainClass,[],testClass) % [testClassPredicted,sparsity]=bootstrapnnlsClassifier(trainSe...
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MATLAB
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function [NM, act] = nk_DataIO_config( NM, parentstr, act, varind, IO ) mn_str=[]; nk_PrintLogo if isfield(NM,'Y') && ~isempty(NM.Y), Yfl = 1; else, Yfl = 0; end if isfield(NM,'covars') && ~isempty(NM.covars), covfl = 1; else, covfl = 0; end mestr = 'NM data workspace manager'; navistr = [parentstr ' >>> ' mestr]; i...
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MATLAB
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%% FUNCTION init_opts % initialization options for multi-task learning library % % If one of the ncessary opts are empty then it will be set to default % values as specified in this file. % % Table of Options. * * indicates default value. % FIELD DESCRIPTION %% Optimization options % % .max_iter ...
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MATLAB
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function [opt_hE, opt_E, opt_F, opt_Fcat, opt_D, opt_Pred] = nk_MultiDiversityMax(E, L, EnsStrat, C, G) global BATCH ind0 = L~=0; E = E(ind0,:); L = L(ind0); nclass = max(C); if EnsStrat.Metric == 2, T = sign(E); else T = E; end % Compute initial ensemble performance [opt_hE, opt_Pred] = nk_MultiE...
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MATLAB
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function [LX, MX, PX] = mppca(X, no_dims, no_analyzers, tol, maxiter, minstd) %MPPCA Runs EM algorithm and computes local factor analyzers % % [LX, MX, PX] = mppca(X, no_dims, no_analyzers, tol, maxiter, minstd) % % Runs EM algorithm to determine coordinates of factor analyzers. The data % is given in the DxN matrix ...
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MATLAB
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function [sY, IN] = nk_PerfRemMeanDiffObj( Y, IN ) % ========================================================================= % FORMAT [sY, IN] = nk_PerfRemMeanDiffObj( Y, IN ) % ========================================================================= % Normalizes given data (specified ind dIND) to global mean of giv...
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MATLAB
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classdef tittaAdvMovieStimulus < handle properties (Access=private, Constant) calStateEnum = struct('undefined',0, 'showing',1, 'blinking',2) end properties (SetAccess=private) calState pointStartT blinkStartT end properties (Dependent, SetAccess=private) pos % can't set position here, you set it thr...
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MATLAB
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function [meanMeanPerformsAllRun,stdSTDAllRun,meanconMatAllRun,meantElapsedsAllRun]=cvExperiment(D,classes,kfold,rerun,fsMethod,fsOption,feMethod,feOption,classMethods,options) % Conduct experiment of k-fold cross-validation on a dataset % D: matrix, each row corresponds to a feature, each column a sample or % data poi...
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MATLAB
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function [Objective, Weight, History] = iDetect(patterns, Para) % iDetect: feature selection for clustering and manifold learning with % norm-2 and norm-1 regularization %INPUT: % patterns: D-by-N input data % D is # of features and N is # of samples % Para: parameter s...
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MATLAB
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% ======================================================================== classdef eyetrackerSmooth < handle %> @class eyetrackerSmooth %> @brief Smoothes incoming eye sample data %> %> Copyright ©2014-2023 Ian Max Andolina — released: LGPL3, see LICENCE.md % ===========================================================...
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MATLAB
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function result = ols(x,y,varargin) %OLS is the classical least squares estimator for multiple % linear regression. It can handle both one or several predictor variables, % and one response variable. % If there are several response variables, the function mlr.m should be used. % % Required input arguments: % ...
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MATLAB
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classdef touchData < optickaCore properties subject data struct info struct verbose = true end properties(Hidden) % for plotting recent correct rate lastN = 10 end properties (GetAccess = public, SetAccess = protected) nData nSessions end properties (Access = protected) dataTemplate = struc...
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MATLAB
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function [status, analysis] = nk_NMLogFileManager(act, dat, analysis, caller, mess) myname = 'NM Logfile Manager'; if ~exist('caller','var'), caller = []; end if ~exist('mess','var'), mess = []; end if strcmp(act,'add_entry') && ( isempty(caller) || isempty(mess) ) status.error.message = 'Logfile manager cannot a...
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MATLAB
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% Produce Figure 4C % (explore a circuit of Kuramoto oscillators with a given external input) colormap default; Nneurons = 5; % group size. % PARAMETERS %%%%%%%%%%%%%%%%%%%%%%%%%%% % if we want to do a paramater space exploration: ScaleInputs = linspace(0, 10, 6); % this is how much the input matter more or...
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MATLAB
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function hdr = load_nifti(niftifile,hdronly) % hdr = load_nifti(niftifile,hdronly) % % Loads nifti header and volume. The volume is stored % in hdr.vol. Columns and rows are not swapped. % % Handles compressed nifti (nii.gz) by issuing a unix command to % uncompress the file to a temporary file, which is then deleted. ...
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MATLAB
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function [AtA,Y,numIter,tElapsed,finalResidual]=kernelseminmfrule(X,k,option) % Kernel semi-NMF based on update rule: phi(X)=A_phiY, s.t. Y>0. % Definition: % [Ak,A,Y,numIter,tElapsed,finalResidual]=kernelnmfrule(X,k) % [Ak,A,Y,numIter,tElapsed,finalResidual]=kernelnmfrule(X,k,option) % X: matrix of mixed sign...
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MATLAB
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function [ IN, OUT ] = SelectFeaturesAcrossCV1( IN, OUT, Param, minmaxfl, OptMode ) global VERBOSE nc = size(OUT.F,3); ns = size(IN.F,3); nP = numel(Param.PFE.Perc); funcomp = {@max, @min}; if check_fsizes(IN) fprintf('\nFeature masks have unequal dimensionalities due to feature preprocessing setup. Skipping Cro...
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MATLAB
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function [A, vA, vB, bb_rel] = crop_borders(A, bcol, padding, crop_amounts) %CROP_BORDERS Crop the borders of an image or stack of images % % [B, vA, vB, bb_rel] = crop_borders(A, bcol, [padding]) % %IN: % A - HxWxCxN stack of images. % bcol - Cx1 background colour vector. % padding - scalar indicating how much...
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MATLAB
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function simcaplot(result); %SIMCAPLOT plots a scatter plot with the boundaries defined by the SIMCA method. % It is based on the results from a simca analysis (see rsimca.m or csimca.m). % % For technical reasons, 6 different groups can be plotted (with different symbols). % In case there are more groups, please a...
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MATLAB
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function Prediction = SVR_NFolds_RandomCV(Subjects_Data, Subjects_Scores, FoldQuantity, Pre_Method, C_Parameter, ResultantFolder) % % Subject_Data: % m*n matrix % m is the number of subjects % n is the number of features % % Subject_Scores: % the continuous variable to be predict...
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MATLAB
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function result=mona(x,plots) %MONA returns clusters according to mona (monothetic % clustering) % % The algorithm is fully described in: % Kaufman, L. and Rousseeuw, P.J. (1990), % "Finding groups in data: An introduction to cluster analysis", % Wiley-Interscience: New York (Series in Applied Probability and % ...
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MATLAB
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function [x, infos] = onmf_acc(V, rank, in_options) % Online non-negative matrix factorization (ONMF) algorithm. % % Inputs: % matrix V % rank rank % options options % Output: % w solution of w % infos information % % References: % S. S. Bucak, B. Guns...
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MATLAB
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function [ProcessedData, RecordingMetrics] = calculateRasterMetrics(ProcessedData,plotProps) %This function calculates and plots recording statistics (raster, firing %count histogram, firing interval histogram, and number of raster %events/min) independent of correlograms %Display general information about the ...
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MATLAB
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function gui_s (x, y) % % This file is used by FASTICAG % The save dialog for saving the results % @(#)$Id: gui_s.m,v 1.4 2004/07/27 13:09:26 jarmo Exp $ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Global variables % Handle to the window global hf_FastICA_Save; % Handles to s...
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MATLAB
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function str = nk_GetAnalysisInfo(dat, analysis) if iscell(analysis.params.datadescriptor), nvar = length(analysis.params.datadescriptor); else nvar = 1; end showmodalmax = Inf; showmodalvec = 1:nvar; params = analysis.params; FUSION = params.TrainParam.FUSION; if isempty(FUSION), FUSION.flag = 0; end nF=1; str=[]; if...
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MATLAB
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classdef exampleStimulus < baseStimulus %> This is a example of how to make a minimal stimulus for Opticka. %> All it does is draw a filled circle. All children %> of baseStimulus need to implement setup(), update(), draw(), %> animate() and reset(). These are used when running an %> experiment, so each type of s...
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MATLAB
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function [x, infos] = nmf_orth_mu(V, rank, in_options) % Orthogonal multiplicative upates (MU) for non-negative matrix factorization (Orth-NMF). % % The problem of interest is defined as % % min || V - WH ||_F^2, % where % {V, W, H} >= 0, and W or H is orthogonal. % % Given a non-negative...
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MATLAB
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%% ================================================================ % Script: hierarchical_clustering_and_modular_summary.m % Purpose: % Quantify hierarchical and modular organization of internetwork % topographic covariance (FOCA matrix) in the MSC dataset. % % Description: % - Compute pairwise correlati...
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MATLAB
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function [strtype, suff] = nk_FeatSel_StrCfg(FEATSEL, varind) suffx=''; % Build output data strings if isfield(FEATSEL,'ACTPARAM') for i=1:numel(FEATSEL.ACTPARAM) if ~isempty(FEATSEL.ACTPARAM{i}) switch FEATSEL.ACTPARAM{i}.cmd case 'sc...
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MATLAB
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function [K, Pset] = l1NNQPActiveSet(CtC, CtA,lambda) % kernel l1 Regularized NNQP solving min K^t CtC K + CtAK + lambda [||K_1||_1,...], s.t. K>=0, for given A and C. % CtC: kernel matrix, k(C,C), Hessian. % CtA: kernel matrix, k(C,A), Gradient. % lambda: lambda. % References: % [1] \bibitem{NNLS2004} % M.H. Van Benth...
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MATLAB
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function [dPTE, PTE] = PhaseTE_MF(data, delay, binsize); %% function [dPTE, PTE] = PhaseTE_MF(data, delay, binsize); %% %% Input: %% data: time x channel filtered signals %% delay: prediction delay in samples; leave empty if you want the delay to be based on the frequency content of the data %% binsize: binsize for the...
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MATLAB
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function [ W, info, Th ] = MTFLCd_DPG( X, y, lambda1, lambda2, opts ) % % Multi-Task Feature Learning with Calibration % diagnoal version for faster computation on small sample size. % dual projected gradient. % % OBJECTIVE % min_W { sum_i^m ||Xi wi - yi|| + lambda1 ||W||_{1,2} + lambda2/2 ||W||_F^2 } % % We solve...
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MATLAB
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function gui_l (x, y) % % This file is needed by FASTICAG % The load dialog for loading new data % and new initial guess. % @(#)$Id: gui_l.m,v 1.4 2004/07/27 13:09:26 jarmo Exp $ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Global variables % Handle to the window global hf_Fast...
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MATLAB
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function [ W, info, Th ] = MTFLCd_DFISTA( X, y, lambda1, lambda2, opts ) % % Multi-Task Feature Learning with Calibration % diagnoal version for faster computation on small sample size. % % OBJECTIVE % min_W { sum_i^m ||Xi wi - yi|| + lambda1 ||W||_{1,2} + lambda2/2 ||W||_F^2 } % % We solve this by the dual form % ...
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MATLAB
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%% FUNCTION Least_RMTL % Robust Multi-Task Learning with Least Squares Loss. % %% OBJECTIVE % argmin_W { sum_i^t (0.5 * norm (Y{i} - X{i}' * W(:, i))^2) % + rho1 * \|L\|_* + rho2 * \|S\|_{1, 2}} % where W = L + S % \|S\|_{1, 2} = sum( sum(S.^2) .^ 0.5 ) % \|L\|_* = sum( svd(L, 0) ) % %...
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function [statMapNull, output1, output2] = mbm_perm_test_map(inputMap, stat, observedMap) % Permutation tests on the statitical map % %% Inputs: % inputMap - Matrix of rows of anatomical maps. % % stat - structure having the input fields: % stat.test - Statistical test to be used: % ...
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MATLAB
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function h = projectMasks(h) %% ncomps = size(h.uMotMask{1},2); % npix = h.npix; tpix = h.tpix; nframes = h.nframes; np = cumsum([0 h.npix]); tp = cumsum([0 h.tpix]); imendA = zeros(sum(npix),1,'single'); motSVD{1} = zeros(sum(nframes),ncomps,'single'); zf = find(h.plotROIs(2:end-4)) + 1; for z = zf(:)' imend{z}...
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function interactive_fit(self) if self.latest == 0 return elseif self.latest > 1 fit = self.subrange(self.latest); fprintf(2,'Multiple fits provided - displaying the last one\n') else fit = self; end h.m = fit.model; h.fit_data = fit.fit_data; h.pars_orig = fit.fitted_params; h.f = linspace(1,45,1000);...
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% ========================================================================= % = CONTINGENCY MATRIX INFO = % ========================================================================= function handles = display_contigmat(handles, contigmat) contig=[]; GraphType = get(handle...
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function regresdiagplot(xdist,ydist,cutoffx,cutoffy,k,multi,attrib,labsd,labresd) %REGRESDIAGPLOT makes a regression outlier map. % The score distances (SD)/mahalanobis distances (MD)/robust distances (RD) and % residual distances (ResD) calculated in a PCR or PLS analysis, or in a % univariate or multivariate regre...
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clear; clc; matdir = '/Users/justintorok/Documents/MATLAB/Nexis_Project/Nexis/raw_data_mouse'; load([matdir filesep 'eNDM_mousedata.mat'],'Networks'); load([matdir filesep 'Zeisel_CTMaps.mat'],'Zeisel_ng1360'); load([matdir filesep 'classkey_zeisel.mat'],'classkey_zeisel'); load([matdir filesep 'mouse_aSynData_426.mat'...
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function [Ci,Q]=modularity_und(A,gamma) %MODULARITY_UND Optimal community structure and modularity % % Ci = modularity_und(W); % [Ci Q] = modularity_und(W,gamma); % % The optimal community structure is a subdivision of the network into % nonoverlapping groups of nodes in a way that maximizes the number of %...
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function [alphas, margin_list] = nk_SimbaLinearSigmoid_gpu(X_train, Y_train, extra_param) % alphas = simbaOneTime(X_train, Y_train, extra_param); % % This function runs simba with linear utility function one time (i.e. with one starting point). % % input: X_train(i,j) is the value of feature j in training instance i...
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% use the 'Electrode LUT.pdf' look-up table to correctly cluster the electrodes % clustering PO3-PO7 and PO4-PO8 figure() % === PO8-PO4 === f1 = strcat('unmasked_familiar_all_only_epochrej_new.mat'); A = load(f1); %data1 = A.Data_4; data1 = A.UM_Fa_all; data1a = data1(...
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function [X, labels, t] = generate_data(dataname, n, noise) %GENERATE_DATA Generates an artificial dataset (manifold) % % [X, labels, t] = generate_data(dataname, n, noise) % % Generates an artificial dataset. Possible datasets are: 'swiss' for the Swiss roll % dataset, 'helix' for the helix dataset, 'twinpeaks' for th...
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function [Ci,Q]=modularity_dir(A,gamma) %MODULARITY_DIR Optimal community structure and modularity % % Ci = modularity_dir(W); % [Ci Q] = modularity_dir(W); % % The optimal community structure is a subdivision of the network into % nonoverlapping groups of nodes in a way that maximizes the number of % wit...
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MATLAB
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function [x, infos] = nmf_anls(V, rank, in_options) % Alternative non-negative least squares (ANLS) for non-negative matrix factorization (NMF). % % The problem of interest is defined as % % min || V - WH ||_F^2, % where % {V, W, H} > 0. % % Given a non-negative matrix V, factorized non-n...
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MATLAB
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function strout = nk_Preprocess_StrCfg(ix, jx) global PREPROC if isfield(PREPROC,'FEATSEL') && ... isfield(PREPROC.FEATSEL,'BINMOD') && ... PREPROC.FEATSEL.BINMOD ==1 && ... PREPROC.BINMOD == 0 suffx = '_Concat'; else suffx=''; end if isfield(PREPROC,'SPATIAL') switch PREPROC.SPAT...
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function comp_nmf_robust_algorithms() % Test file for NMF with outlier algorithm. % % Created by H.Kasai on May 21, 2019 clc; clear; close all; mu_nmf_flag = 1; svrmu_nmf_flag = 1; rnmf_flag = 1; ronmf_flag = 1; rsvrmu_nmf_flag = 1; %% generate/load data % d=1: synthetic da...
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function avi_filename = show_demixed_video(obj,save_avi, kt, frame_range, amp_ac, range_ac, range_Y, multi_factor, use_craw) %% save the final results of source extraction. %% inputs: % kt: scalar, the number of frames to be skipped %% author: Pengcheng Zhou, Columbia University 2017 % zhoupc1988@gmail.com if ~exis...
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%% ================================================================ % Script: FOCA_vs_FC_stability_comparison.m % Purpose: % Compare stability of FOCA (Functional Topographic Covariance Analysis) % with conventional FC (Functional Connectivity) under GSR vs. non-GSR. % % Description: % - Compute mean-norma...
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% Compute h-step Weisfeiler-Lehman kernel for a set of graphs % Author: Nino Shervashidze - nino.shervashidze@tuebingen.mpg.de % Copyright 2009 Nino Shervashidze % Input: Graphs - a 1xN array of graphs % Graphs(i).am is the adjacency matrix of the i'th graph, % Graphs(i).al is the adjacency list of the i'th gr...
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function [bandwidth,density,xmesh,cdf]=kde(data,n,MIN,MAX) % Reliable and extremely fast kernel density estimator for one-dimensional data; % Gaussian kernel is assumed and the bandwidth is chosen automatically; % Unlike many other implementations, this one is immune to problems % caused by multimo...
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function [eigvector, eigvalue, elapse] = SDA(gnd,fea,semiSplit,options) % SDA: Semi-supervised Discriminant Analysis % % [eigvector, eigvalue, elapse] = SDA(gnd,feaLabel,feaUnlabel,options) % % Input: % gnd - Label vector. % fea - data matrix. Each row vector of ...
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MATLAB
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function [W H] = opnmf(X, K, w0, initMeth, max_iter, tol, ... iter0, save_step, outputdir) % % compute OPNMF based on Euclidean distance % Orthogonal Projective NonNegative Matrix Factorization % input: % X nonnegative data input (D times N) % K number of components % w0 given initi...
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MATLAB
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function [I,Q,F]=motif4funct_wei(W) %MOTIF4FUNCT_WEI Intensity and coherence of functional class-4 motifs % % [I,Q,F] = motif4funct_wei(W); % % *Structural motifs* are patterns of local connectivity in complex % networks. In contrast, *functional motifs* are all possible subsets of % patterns of local con...
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MATLAB
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function [x, infos] = inmf(V, rank, in_options) % Incremental non-negative matrix factorization (NMF) with outliers (INCNMF) algorithm. % % Inputs: % matrix V % rank rank % in_options options % Output: % w solution of w % infos information % % References: % ...
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MATLAB
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%% FUNCTION Least_Lasso % Sparse Structure-Regularized Learning with Least Squares Loss. % %% OBJECTIVE % argmin_W { sum_i^t (0.5 * norm (Y{i} - X{i}' * W(:, i))^2) % + rho1 * \|W\|_1 + opts.rho_L2 * \|W\|_F^2} % %% INPUT % X: {n * d} * t - input matrix % Y: {n * 1} * t - output matrix % rho1: sprasity...
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MATLAB
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function [W, info] = MTFLCd_ADMM(X, y, lambda1, lambda2, opts) % % Multi-Task Feature Learning with Calibration - ADMM % % OBJECTIVE % min_W { sum_i^m ||Xi wi - yi|| + lambda1 ||W||_{1,2} + lambda2/2 ||W||_F^2 } % % We use ADMM to solve the problem. % % INPUT % X - cell array of {n_i by d matrices} by m % y - cell...
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MATLAB
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function Status = nk_GetAnalysisStatus(NM, analdim) Status.completed_analyses = []; Status.isequal_cv = []; Status.betweenequal_cv = []; Status.betweenfoldpermequal_cv = []; Status.nmodal_analyses = []; Status.analexistflag = false; Status.analreadyflag ...
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MATLAB
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%% Network-level Counts Plot (7×7, 3×3 subplot) % Plots lower-triangular heatmaps of significant edge counts % aggregated at the Schaefer 7-network level. %% ===== USER SETTINGS ===== % csvPath: CSV file with columns [condition, row, col, value] % - condition: one of 'sweet_sour','sweet_salty','sour_sweet','sour_sal...
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MATLAB
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function R = nk_SVMFeatRank(Y, label, SVM, ModelOnly) global MODEFL if ~isfield(SVM,'modeflag') modeflag = MODEFL; else modeflag = SVM.modeflag; end CMDSTR = nk_DefineCmdStr(SVM, modeflag); [~,~,EVALFUNC,~] = nk_GetScaleYAxisLabel(SVM.evalfunc); if strcmp(SVM.prog,'LIBSVM') [LIBSVMTRAIN, LIBSVMPREDICT] =...
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MATLAB
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function [gratingid, gratingrect] = CreateProceduralSineSquareGrating(windowPtr, width, height, backgroundColorOffset, radius, contrastPreMultiplicator) % [gratingid, gratingrect] = CreateProceduralSineGrating(windowPtr, width, height [, backgroundColorOffset =(0,0,0,0)] [, radius=inf][, contrastPreMultiplicator=1]) % ...
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MATLAB
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function statMap = mbm_stat_map(y,stat) % Calculates a statistical map. % %% Inputs: % y: - measurement matrix (mxn), where n and m are the % number of independent measurements and number of % samples in each measurement, respectively. % % stat.designMatrix: - Design ...
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MATLAB
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function ms = msNormCorreConcat(ms,isnonrigid,ROIflag,plotFlag) % Performs fast, rigid registration (option for non-rigid also available). % Relies on NormCorre (Paninski lab). Rigid registration works fine for % large lens (1-2mm) GRIN lenses, while non-rigid might work better for % smaller lenses. Ideally you want to...
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MATLAB
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function [p_exact,dist_rand] = compute_exact_pvalue(D1,D2,data_PET,res,Nperm,options,T1) % function [p_exact,dist_rand] = compute_exact_pvalue(D1,D2,data_PET,res,Nperm,options,T1) % the functions allow to compute exact p-values based on the output from % the compute_DomainGauges function, see help for this function for...
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MATLAB
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function varargout=shadedErrorBar(x,y,errBar,varargin) % generate continuous error bar area around a line plot % % function H=shadedErrorBar(x,y,errBar, ...) % % Purpose % Makes a 2-d line plot with a pretty shaded error bar made % using patch. Error bar color is chosen automatically. % % % Inputs (required) % x - vec...
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MATLAB
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function [mask,featNames,scores,A]=featureFilterNMF(D,featNames,opt) % feature filtering using NMF % Usage: % [mask,featNames,A,scores]=featureFilterNMF(D) % [mask,featNames,A,scores]=featureFilterNMF(D,featNames) % [mask,featNames,A,scores]=featureFilterNMF(D,featNames,opt) % [mask,featNames,A,scores]=featureFilterNMF...
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MATLAB
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function [wcoh,phlag,f,coi,chnames,TEinx_eeg2] = get_patient_wcoh(patnm,side,curr_resdir_eeg,event,subevent,downsamp); % GET_PATIENT_WCOH Wavelet coherence of intraop EEG and LFP in one patient % GET_PATIENT_WCOH(patnm,side,curr_resdir_eeg,event,subevent,downsamp) % calculates mean squared wavelet coherenc...
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MATLAB
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function [ W, info ] = MTFLCd_SFISTA( X, y, lambda1, lambda2, opts ) % % Multi-Task Feature Learning with Calibration - Smoothing Proximal % Gradient (SPG) % % diagnoalized % % OBJECTIVE % min_W { sum_i^m ||Xi wi - yi||_mu + lambda1 ||W||_{1,2} + lambda2/2 ||W||_F^2 } % ||Xi wi - yi||_mu = max <vi, Xi wi - yi...
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MATLAB
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%% FUNCTION Least_SparseTrace % Incoherent Sparse and Low-Rank Learning with Least Squares Loss. % %% OBJECTIVE % argmin_W { sum_i^t (0.5 * norm (Y{i} - X{i}' * W(:, i))^2) % + gamma * \|P\|_1 } % subject to: W = P + Q, \|Q\|_* <= tau % where \|Q\|_* = sum( svd(Q, 0) ) % %% INPUT % X: {n * d} ...
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MATLAB
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function bpX = project2InputSpace(X, PREPROC, prevP) nPREPROC = PREPROC; nPX = prevP; nA = length(nPX); %%%%%%%%%%% PROJECT DATA BACK TO INPUT SPACE %%%%%%%%%% % Revert dimensionality reduction if previously used % Find Dimensionality reduction parameters reducedimfl = false; for a = nA:-1:1 % Adjust pnt ac...
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MATLAB
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% % Non-negative Matrix Factorization via Nesterov's Optimal Gradient Method: Improved via Randomized Subspace Iterations NeNMF (RSI) % Reference % F. Yahaya, M. Puigt, G. Delmaire, G. Roussel, Faster-than-fast NMF using % random projections and Nesterov iterations, to appear in the Proceedings ...
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MATLAB
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%% FUNCTION Least_rMTFL % Robust Multi-Task Learning with Least Squares Loss. % %% OBJECTIVE % argmin_W ||X(P+Q) - Y||_F^2 + lambda1*||P||_{1,2} + lambda2*||Q^T||_{1,2} % s.t. W = P + Q % %% INPUT % X: {n * d} * t - input matrix % Y: {n * 1} * t - output matrix % lambda1: regularized parameter % lambda2: ...
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MATLAB
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function Mx = display_classcomparison_matrix(pvals, ticklabels, mw_all, sw_all, T, G, hlinepos, perftitle) % ========================================================================= % function Mx = display_classcomparison_matrix(pvals, ticklabels, mw, sw) % =============================================================...
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MATLAB
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function ClusterFunc_RunKKwikOnCluster( self ) % % ClusterFunc_RunKKwikOnCluster % Opens window and runs KlustaKwik on cluster %================================================ % PARAMETERS %================================================ minClusters = 2; maxClusters = 7; %========================================...
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MATLAB
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function [x, infos] = nmf_sparse_mu_v(V, rank, in_options) % Sparse Multiplicative upates (MU) for non-negative matrix factorization (Orth-NMF-V). % % The problem of interest is defined as % % min D(V||W*H) + lambda*phi(H), % % where % {V, W, H} >= 0, and phi(H) is a sparsity penalty def...
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MATLAB
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function errReturn = mbm_check_read_inputs_app(MBM, inputMap) % Check read inputs are compatable with each other. % %% Input: % MBM - structure having the fields: % MBM.maps.anatListFile - Character vector. % - Path to either: % ...
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MATLAB
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function [eigvector, elapse, Y] = SDA_MR(gnd,fea,semiSplit,options,RegularizerOptions) % SDA: Semi-supervised Discriminant Analysis (Manifold Regularization Way) % NOTE: Ref [2][3] shows that LDA can be formulated as a regression % problem. Thus, manifold regularization [3][4] can naturally % ...
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MATLAB
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function [K,runtime] = RGkernel(Graphs,k) % Compute height k Ramon & Gaertner kernel for a set of graphs % Copyright 2012 Nino Shervashidze % For the algorithm see P. Mahe and J.-P. Vert, Graph kernels based % on tree patterns for molecules, Arxiv.org, 2008, section 4.2 % % Input: Graphs - a 1xN array of graphs % ...
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MATLAB
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% doLogGabor: spatial-frequency and/or orientation band-pass filter an % image using a logGabor filter. % % This is a very flexible/useful spatial filter, since you can specify % if it cares about orientation or not, and you can specify if it cares % about spatial frequency or not. % % Using it looks like this: % res =...
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MATLAB
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function [faces, vertices, vertexColors, data] = readMz3(filename, isForceRGBA2RGB, isVerbose) %function [faces, vertices, vertexColors, data] = readMz3(fileName) %inputs: % filename: the nv file to open % isForceRGBA2RGB: (optional). If true (default) then 4-component RGBA and 5-component RGBA+scalar are read as RGB...
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MATLAB
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function [Weight, tElapsed] = IMRelief_Sigmoid_FastImple(patterns, targets, distance, sigma, lambda, tmax, plotfigure) %IMRelief_Sigmoid_FastImple: fast implemetation of IMRelief_Sigmoid %-------------------------------------------------------------------------- %INPUT: % patterns: training data: [x1,x2,...xn] Eac...
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MATLAB
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%% clear; clc; fs = 26000; addpath('J:/930_project/Release/matnwb-master/'); cd 'J:/930_project/20231031/Monkey_8888_20231031_111128'; %% nwb_1031 = nwbRead('Monkey_8888_hinsx_20231031_111128_mat.nwb'); data_1031 = nwb_1031.acquisition.get('ElectricalSeries').data.load(); disp('nwb data extraction done'); %% ...
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MATLAB
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function [ts, ds, rs, hrs, hds, hrx, hdx, hts_rs, hts_ds] = nk_GetTestParam(Y, nclass, model, features, weights) % % function [ts, ds, rs, hrs, hds, hrx, hdx, hts_rs, hts_ds] = % nk_GetTestParam(Xtest, Ytest, model, features) % ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ % % INPUTS % -----...
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function test_toolbox %TEST_TOOLBOX Tests all functionalities of the dimension reduction toolbox % % test_toolbox % % Tests all functionalities of the dimension reduction toolbox. % % % This file is part of the Matlab Toolbox for Dimensionality Reduction. % The toolbox can be obtained from http://homepage.tudelft.nl...
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MATLAB
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function [Ak,A,Y,numIter,tElapsed,finalResidual]=kernelconvexnmf(X,k,option) % Kernel Convex-NMF based on update rules: k(X)=k(X)AY, s.t. A,Y>0. Ak=kernel(X,X) % Definition: % [Ak,A,Y,numIter,tElapsed,finalResidual]=kernelnmfrule(X,k) % [Ak,A,Y,numIter,tElapsed,finalResidual]=kernelnmfrule(X,k,option) % X: mat...
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MATLAB
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classdef BestProjectionCutter < MClust.Cutter % A subcutter for manual cutter. properties (Constant) maxUndoRedo = 10; end properties parent; % ManualCutter called from; PrimaryCluster; % Cluster we are comparing to SecondaryCluster; % Comparison Cluster that has cur...
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MATLAB
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clear; clc; matdir = '/Users/justintorok/Documents/MATLAB/Nexis_Project/Nexis/raw_data_mouse'; load([matdir filesep 'eNDM_mousedata.mat'],'Networks'); load([matdir filesep 'Zeisel_CTMaps.mat'],'Zeisel_ng1360'); load([matdir filesep 'classkey_zeisel.mat'],'classkey_zeisel'); load([matdir filesep 'mouse_aSynData_426.mat'...
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MATLAB
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function varargout=subsref(obj,subs) % SUBSREF Subscripted reference % An overloaded function... %__________________________________________________________________________ % Copyright (C) 2005-2017 Wellcome Trust Centre for Neuroimaging % % $Id: subsref.m 7439 2018-10-10 17:19:31Z john $ if isempty(subs), return; e...
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MATLAB
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function RT_comp_cuepair_trialtypes(conditions) % RT_COMP_CUEPAIR_TRIALTYPES Compares RT values in high and low conflict trials % RT_comp_cuepair_trialtypes(conditions) draws boxplots of RT values % associated with high and low conflict trials for each task condition. % Values are compared with Mann-Whitney...
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% Sept 2012 Update: Program is to handle new Zebrabox tracking 192 fish at % once. I will pull apart the data into two boxes. % This is a brand new program that simplifies the sleep % analysis, to 1) be streamlined in one function 2) expand the stats 3) % batch everything together in one step. function perl_...
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MATLAB
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function [sl, sv, pcal, pcav, sampleMean, paths] = spca(X, Gram, options) % SPCA The SPCA algorithm for computing sparse principal components. % [SL SV PCAL PCAV PATHS] = SPCA(X, Gram, K, LAMBDA, STOP) computes % sparse principal components of the data in X. X is an n x p matrix % where n is the number of observations...
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function y = rand_pair(a,b,n,varargin) % RAND_PAIR Uniformly-sampled random pair combinations % % RAND_PAIR(A,B,N) is a 2-column matrix of length N, where each row is a unique pair of numbers % chosen at random from the arrays A and B. % % RAND_PAIR(A,B,N,S) starts the pseudo-random number generator using seed S...
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MATLAB
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function avg_psth_stat(event,partition,resdir,plot_win,parttags,patgr_nm,yL,varargin) %AVG_PSTH_STAT Compares PSTHs of partitioned trials % AVG_PSTH_STAT(event,partition,resdir,plot_win) selects units responsive % to EVENT. Partitions epochs around EVENT based on PARTITION criteria. % Calculates average PSTHs of p...
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MATLAB
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% SB1_ESTIMATE Estimate parameters in a sparse Bayesian model % % [W,USED,ML,A,B,G] = SB1_ESTIMATE(PHI,T,A,B,MAXITS,MONITS) % % OUTPUT ARGUMENTS: % % W Estimated weights (subset of full model) % USED Indices of relevant basis vectors % ML Marginal likelihood of final model % ...
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MATLAB
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function y = kernel_function(v, X, center, kernel, param1, param2, type) %KERNEL_FUNCTION Computes sum of (K * X) where X is a possible eigenvector % % y = kernel_function(v, X, center, kernel, param1, param2) % % The function computes the sum of the elements of (K * v), where v is a % possible eigenvector of K. This...