function YPredCell = applyActivations(YPredCell)
for idx = 1:3
    YPredCell{:, idx} = sigmoidActivation(YPredCell{:,idx});
end
for idx = 4:5
    YPredCell{:, idx} = exp(YPredCell{:, idx});
end
YPredCell{:, 6} = sigmoidActivation(YPredCell{:, 6});
end

function out = sigmoidActivation(x)
out = 1./(1+exp(-x));
end