getXYfromFile.m

function [X, y, frameUtterances, frameTimes] = ...
    getXYfromFile(filename, featureSpec)
    
    % get the annotation filename from the dialog filename, assuming they 
    % have the same name, then use this to get the annotation table
    [~, name, ~] = fileparts(filename);
    annFilename = append(name, ".txt");
    annotationPath = append('annotations/', annFilename);
    useFilter = true;
    annotationTable = readElanAnnotation(annotationPath, useFilter);
    
    % get the monster
    customerSide = 'l';
    trackSpec = makeTrackspec(customerSide, filename, './calls/');
    [~, monster] = makeTrackMonster(trackSpec, featureSpec);
    
    nFrames = size(monster, 1);
    
    % iterate annotation rows and keep track of which frames are
    % annotated, what their labels are, and which utterance they belong to 
    isFrameAnnotated = false([nFrames 1]); % assume frame is not annotated (false)
    y = ones([nFrames 1]) * -1; % assume frame label does not exist (-1)
    frameUtterances = ones([nFrames 1]) * -1; % assume frame does not belong to labeled utterance (-1)
    nRows = size(annotationTable, 1);
    for rowNum = 1:nRows
        row = annotationTable(rowNum, :);
        frameStart = round(milliseconds(row.startTime) / 10);
        frameEnd = round(milliseconds(row.endTime) / 10);
        isFrameAnnotated(frameStart:frameEnd) = true;
        y(frameStart:frameEnd) = labelToFloat(row.label);
        frameUtterances(frameStart:frameEnd) = rowNum;
    end

    % TODO remove isFrameAnnotated and use y directly
    matchingFrameNums = find(isFrameAnnotated);

    X = monster(isFrameAnnotated, :);
    y = y(isFrameAnnotated);
    frameTimes = arrayfun(@(frameNum) frameNumToTime(frameNum), ...
        matchingFrameNums);
    frameUtterances = frameUtterances(isFrameAnnotated);
    
    frameTimes = seconds(frameTimes);

    X = [X frameTimes];

end