Dataset: MINST
SGD: Train set error and Test error at 30%
L-BFGS: Train set error and Test error at 8%
Line search with CG: Train set error and Test error at 6%
SGD: 3% error
L-BFGS: 11% error(long runtime, 10% data)
Line search with CG: 12% error(long runtime, 10% data)