distinct tau=1/4: minimizers=[1,2], loss=11/16
distinct tau=1/2: minimizers=[2,4], loss=9/8
distinct tau=3/4: minimizers=[4,8], loss=17/16
distinct tau=9/10: minimizers=[8,8], loss=17/40
ties tau=1/4: minimizers=[0,0], loss=5/8
ties tau=1/2: minimizers=[0,0], loss=5/4
ties tau=3/4: minimizers=[0,10], loss=15/8
ties tau=9/10: minimizers=[10,10], loss=3/4
tau=1/2 pinball=MAE/2; CDF bracket and 424 grid checks=PASS
report.json written
