demo.m

function demo
clear all; clc;
msg_length=90;
maketitle('Performance Estimation Toolbox (PESTO) -- DEMONSTRATION MODULES',msg_length,2)
fprintf('Two demonstration modules are currently provided within the toolbox:\n\n')
fprintf('(1) demo1 provides the most basic example on how to use the toolbox for evaluating the\nworst-case performance of a gradient method for smooth strongly convex minimization\n(focus: basic use of the toolbox).\n\n');
fprintf('(2) demo2 provides an example on how to use the toolbox for comparing the worst-case\nperformances of different step size policies for subgradient methods in non-smooth \nconvex minimization (focus: advanced performance measure, embed PEP within a function).\n\n');
% fprintf('(3) demo3 provides an example on how to use the toolbox for comparing the worst-case\nperformances of FISTA with the best corresponding theoretical guarantee\n(focus: composite convex problems; projected and proximal methods).\n(NOT AVAILABLE YET)\n\n');
% fprintf('(4) demo4 provides an example on how to use the toolbox for studying the gradient descent\nwith exact line search (focus: adding add-hoc constraints).\n(NOT AVAILABLE YET)\n\n');
% fprintf('(5) demo5 provides an example on how to use the toolbox for studying a Douglas-Rachford\nsplitting scheme (focus: tagging).\n(NOT AVAILABLE YET)\n\n');
% fprintf('(6) demo6 provides an example for implementing new functional classes: restricted strong \nconvexity (focus: interpolation conditions, tagging).\n(NOT AVAILABLE YET)\n\n');
% fprintf('(7) demo7 provides an example for implementing new primitive operations/steps: sufficient \ndecrease conditions (focus: primitive steps).\n(NOT AVAILABLE YET)\n\n');
% fprintf('(8) demo8 provides an example for performing relaxation of the worst-case estimation \nproblems (focus: all the above).\n(NOT AVAILABLE YET)\n\n');
end
function maketitle(msg,width,nblines)
if nargin<3
    nblines=1;
end
fprintf('\n');
for i=1:nblines
    fprintf([repmat('*',1,width) '\n']);
end
msg_l=numel(msg);
left_margin=floor((width-msg_l)/2);
right_margin=width-msg_l-left_margin;
for i=1:nblines-1
    fprintf(['*' repmat(' ',1,width-2) '*\n']);
end
msg_mod=['*' repmat(' ',1,left_margin-1) msg repmat(' ',1,right_margin-1) '*\n'];
fprintf(msg_mod)
for i=1:nblines-1
    fprintf(['*' repmat(' ',1,width-2) '*\n']);
end
for i=1:nblines
    fprintf([repmat('*',1,width) '\n']);
end
fprintf('\n');
end