Add STDC Pretrained Models on VOC (PaddlePaddle#1421)

Author: aigcliu

configs/ppseg_lite/README.md

@@ -13,3 +13,10 @@
 |---|---|---|---|---|---|---|---|
 |STDC1-Seg50|STDC1|1024x512|80000|74.74%|75.71%|76.64%|[model](https://bj.bcebos.com/paddleseg/dygraph/cityscapes/stdc1_seg_cityscapes_1024x512_80k/model.pdparams) \| [log](https://bj.bcebos.com/paddleseg/dygraph/cityscapes/stdc1_seg_cityscapes_1024x512_80k/train.log) \| [vdl](https://paddlepaddle.org.cn/paddle/visualdl/service/app?id=f450fdef2b3b02574e3eb293242d1fbd) |
 |STDC2-Seg50|STDC2|1024x512|80000|77.60%|78.32%|78.83%|[model](https://bj.bcebos.com/paddleseg/dygraph/cityscapes/stdc2_seg_cityscapes_1024x512_80k/model.pdparams) \| [log](https://bj.bcebos.com/paddleseg/dygraph/cityscapes/stdc2_seg_cityscapes_1024x512_80k/train.log) \| [vdl](https://paddlepaddle.org.cn/paddle/visualdl/service/app?id=1f9c39f10e94327803faae96a516a7a6) |
+
+### Pascal VOC 2012 + Aug
+
+| Model | Backbone | Resolution | Training Iters | mIoU | mIoU (flip) | mIoU (ms+flip) | Links |
+|:-:|:-:|:-:|:-:|:-:|:-:|:-:|:-:|
+|STDC1-Seg50|STDC1|512x512|40000|68.06%|68.48%|69.04%|[model](https://bj.bcebos.com/paddleseg/dygraph/pascal_voc12/stdc1_seg_voc12aug_512x512_40k/model.pdparams) \| [log](https://bj.bcebos.com/paddleseg/dygraph/pascal_voc12/stdc1_seg_voc12aug_512x512_40k/train.log) \| [vdl](https://paddlepaddle.org.cn/paddle/visualdl/service/app?id=86061db4140c995922b033f96945d3da) |
+|STDC2-Seg50|STDC2|512x512|40000|68.98%|70.07%|69.99%|[model](https://bj.bcebos.com/paddleseg/dygraph/pascal_voc12/stdc2_seg_voc12aug_512x512_40k/model.pdparams) \| [log](https://bj.bcebos.com/paddleseg/dygraph/pascal_voc12/stdc2_seg_voc12aug_512x512_40k/train.log) \| [vdl](https://paddlepaddle.org.cn/paddle/visualdl/service/app?id=46d5d3cead36ee9d16df1d06b121b3bc) |

configs/ppseg_lite/ppseg_lite_export_398x224.yml

@@ -0,0 +1,17 @@
+_base_: '../_base_/pascal_voc12aug.yml'
+
+
+model:
+  type: STDCSeg
+  backbone:
+    type: STDC1
+    pretrained: https://bj.bcebos.com/paddleseg/dygraph/STDCNet1.tar.gz
+  pretrained: null
+
+loss:
+  types:
+    - type: OhemCrossEntropyLoss
+    - type: OhemCrossEntropyLoss
+    - type: OhemCrossEntropyLoss
+    - type: DetailAggregateLoss
+  coef: [1, 1, 1, 1]

configs/ppseg_lite/ppseg_lite_mini_supervisely.yml

@@ -0,0 +1,7 @@
+_base_: 'stdc1_seg_voc12aug_512x512_40k.yml'
+
+
+model:
+  backbone:
+    type: STDC2
+    pretrained: https://bj.bcebos.com/paddleseg/dygraph/STDCNet2.tar.gz