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R7172/codes/helpers/sparse_reg/sparse_reg_load_data.m
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sparse_reg_load_data.m
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			n = 200; % number of data points
			d = 100; % dimension
			k = 100; % sparsity level

			x = zeros(d,1);
			x(randperm(d,k)) = randn(k,1);

			A = randn(n, d);
			b = A*x;

			tau = 0.9*norm(x,1);