unlock/analysis/andres/Code/getUnlockEpochs.m File Reference

Functions
epoch s samples	epochDcdTgt (:, iIndx)
window of decoded targets	warning ('MUST DOUBLE CHECK SAMPLES ALIGNED') end%Extra data left
window of decoded targets usefull if problems aligning data if	epochIndx (iIndx)< unlockInfo.main.szData(1) leftOvers.eegData
Variables
	function [unlockEpochs, unlockInfo, dcdTgt, epochDcdTgt]
	eegTime = 0:1/unlockInfo.main.Fs:unlockInfo.main.len
	eegEndTri = unlockData.endTrl
	eegDcdTgt = unlockData.dcdTgt
	fspec = specData.fspec
	tspec = specData.tspec
Params	Fs = unlockInfo.main.Fs
	nChs = unlockInfo.main.nChs
	nTrials = unlockInfo.main.nTrials
	expTgts = unlockInfo.decoder.stimFreq
	stimLen = unlockInfo.behav.stimLen
	restLen = unlockInfo.behav.restLen
	trialLen = (stimLen + restLen)*Fs
trial length in samples unlockInfo epoch	trialSampLen = trialLen
do this here since later is it changed Extracting all epochs For triggered epochs if unlockInfo main triggeredData	epochIndx = (find(eegEndTri))
	nEpochs = numel(epochIndx)
	eegAllEpochs = nan(trialLen,nChs,nEpochs)
for	iIndx
leftOvers	dcdTgt = eegDcdTgt(epochIndx(iIndx):end)
else leftOvers	eegData = []
end When not all trials have an end Trigger else if unlockInfo epoch fromEnd Start getting epochs from last trigger Number epochs	indx = find(eegEndTri)
samples where trial labeled as ended	iEpoch = 0

---

Function Documentation

epoch s samples epochDcdTgt	(	:	,
		iIndx
	)

window of decoded targets usefull if problems aligning data if epochIndx

(

iIndx

)

window of decoded targets warning

(

'MUST DOUBLE CHECK SAMPLES ALIGNED'

)

---

Variable Documentation

leftOvers dcdTgt = eegDcdTgt(epochIndx(iIndx):end)

eegAllEpochs = nan(trialLen,nChs,nEpochs)

end Epoch s Spectrograms if unlockInfo epoch doSpecgram eegData = []

eegDcdTgt = unlockData.dcdTgt

eegEndTri = unlockData.endTrl

eegTime = 0:1/unlockInfo.main.Fs:unlockInfo.main.len

do this here since later is it changed Extracting all epochs For triggered epochs if unlockInfo main triggeredData epochIndx = (find(eegEndTri))

expTgts = unlockInfo.decoder.stimFreq

end end Raw time Spectrogram if unlockInfo main doSpecgram Set default spectrogram params SpecInfo Fs = unlockInfo.main.Fs

end Spec analysis transformation factors SpectInfo fspec = specData.fspec

function[unlockEpochs, unlockInfo, dcdTgt, epochDcdTgt]

Initial value:

 getUnlockEpochs(unlockData,unlockInfo)
%
% Gets epochs for unlock based on end of trial flags located in
% unlockData.endTrial vector.
%
%
%
%
%
% Andres v1. 18 Dec 2013 

% Data
eegData     = unlockData.data

samples where trial labeled as ended iEpoch = 0

for iIndx

Initial value:

 1:nEpochs    % moving from the end to the beginning (MUST DOUBLE CHECK SAMPLES ALIGNED)
        eegAllEpochs(:,:,iIndx)     = eegData(epochIndx(iIndx) - trialLen + 1:epochIndx(iIndx),:)

end When not all trials have an end Trigger else if unlockInfo epoch fromEnd Start getting epochs from last trigger Number epochs indx = find(eegEndTri)

SpecInfo nChs = unlockInfo.main.nChs

SpecInfo nEpochs = numel(epochIndx)

nTrials = unlockInfo.main.nTrials

restLen = unlockInfo.behav.restLen

stimLen = unlockInfo.behav.stimLen

trialLen = (stimLen + restLen)*Fs

trial length in samples unlockInfo epoch trialSampLen = trialLen

end Spec analysis transformation factors SpecInfo tspec = specData.tspec