531bcb75ee8295b7229dc4244570bfca40af84ef,src/train.py,,get_symbol,#Any#Any#Any#,182

Before Change

      body = body - args.margin_b
    new_zy = body*s
    if args.margin_verbose>0:
      margin_symbols.append(mx.symbol.mean(t))
    diff = new_zy - zy
    diff = mx.sym.expand_dims(diff, 1)
    gt_one_hot = mx.sym.one_hot(gt_label, depth = args.num_classes, on_value = 1.0, off_value = 0.0)
    body = mx.sym.broadcast_mul(gt_one_hot, diff)

After Change

    if args.margin_a!=1.0 or args.margin_m!=0.0 or args.margin_b!=0.0:
      if args.margin_a==1.0 and args.margin_m==0.0:
        s_m = s*args.margin_b
        gt_one_hot = mx.sym.one_hot(gt_label, depth = args.num_classes, on_value = s_m, off_value = 0.0)
        fc7 = fc7-gt_one_hot
      else:
        zy = mx.sym.pick(fc7, gt_label, axis=1)
        cos_t = zy/s
        t = mx.sym.arccos(cos_t)

Instances