x = linspace(0,3*pi,200);
y = cos(x) + rand(1,200);
c = linspace(1,10,length(x));
scatter(x,y,[],c)

fig2plotly(gcf);

x = linspace(0,3*pi,200);
y = cos(x) + rand(1,200);
sz = 25;
c = linspace(1,10,length(x));
scatter(x,y,sz,c,'filled')

fig2plotly(gcf);

x = randn(1000,1);
y = randn(1000,1);
s = scatter(x,y,'filled');

distfromzero = sqrt(x.^2 + y.^2);
s.AlphaData = distfromzero;
s.MarkerFaceAlpha = 'flat';

fig2plotly(gcf);

load seamount x y z;

fig = figure;
scatter(x, y, 10, z);

title('Undersea Elevation');
xlabel('Longitude');
ylabel('Latitude');

fig2plotly(gcf);