fix

configs/ssd512_coco.py

@@ -18,7 +18,7 @@ model = dict(
         in_channels=(512, 1024, 512, 256, 256, 256, 256),
         num_classes=81,
         anchor_strides=(8, 16, 32, 64, 128, 256, 512),
-        basesize_ratio_range=(0.15, 0.9),
+        basesize_ratio_range=(0.1, 0.9),
         anchor_ratios=([2], [2, 3], [2, 3], [2, 3], [2, 3], [2], [2]),
         target_means=(.0, .0, .0, .0),
         target_stds=(0.1, 0.1, 0.2, 0.2)))