add res2net200_vd_distill_pphgnet_base.yaml

ppcls/configs/ImageNet/Distillation/res2net200_vd_distill_pphgnet_base.yaml

+# global configs
+Global:
+  checkpoints: null
+  pretrained_model: null
+  output_dir: "./output/"
+  device: "gpu"
+  save_interval: 1
+  eval_during_train: True
+  eval_interval: 1
+  epochs: 360
+  print_batch_step: 10
+  use_visualdl: False
+  # used for static mode and model export
+  image_shape: [3, 224, 224]
+  save_inference_dir: "./inference"
+  use_dali: false
+
+# mixed precision training
+AMP:
+  scale_loss: 128.0
+  use_dynamic_loss_scaling: True
+  # O1: mixed fp16
+  level: O1
+
+# model architecture
+Arch:
+  name: "DistillationModel"
+  class_num: &class_num 1000
+  # if not null, its lengths should be same as models
+  pretrained_list:
+  # if not null, its lengths should be same as models
+  freeze_params_list:
+  - True
+  - False
+  models:
+    - Teacher:
+        name: Res2Net200_vd_26w_4s
+        class_num: *class_num
+        pretrained: True
+        use_ssld: True
+    - Student:
+        name: PPHGNet_base
+        class_num: *class_num
+        pretrained: False
+
+  infer_model_name: "Student"
+
+
+# loss function config for traing/eval process
+Loss:
+  Train:
+    - DistillationCELoss:
+        weight: 1.0
+        model_name_pairs:
+        - ["Student", "Teacher"]
+  Eval:
+    - DistillationGTCELoss:
+        weight: 1.0
+        model_names: ["Student"]
+        
+
+Optimizer:
+  name: Momentum
+  momentum: 0.9
+  lr:
+    name: Cosine
+    learning_rate: 0.5
+    warmup_epoch: 5
+  regularizer:
+    name: 'L2'
+    coeff: 0.00004
+
+
+# data loader for train and eval
+DataLoader:
+  Train:
+    dataset:
+        name: ImageNetDataset
+        image_root: "./dataset/ILSVRC2012/"
+        cls_label_path: "./dataset/ILSVRC2012/train_list.txt"
+        transform_ops:
+          - DecodeImage:
+              to_rgb: True
+              channel_first: False
+          - RandCropImage:
+              size: 224
+              interpolation: bicubic
+              backend: pil
+          - RandFlipImage:
+              flip_code: 1
+          - TimmAutoAugment:
+              config_str: rand-m7-mstd0.5-inc1
+              interpolation: bicubic
+              img_size: 224
+          - NormalizeImage:
+              scale: 0.00392157
+              mean: [0.485, 0.456, 0.406]
+              std: [0.229, 0.224, 0.225]
+              order: ''
+
+    sampler:
+        name: DistributedBatchSampler
+        batch_size: 128
+        drop_last: False
+        shuffle: True
+    loader:
+        num_workers: 8
+        use_shared_memory: True
+
+  Eval:
+    dataset: 
+        name: ImageNetDataset
+        image_root: "./dataset/ILSVRC2012/"
+        cls_label_path: "./dataset/ILSVRC2012/val_list.txt"
+        transform_ops:
+          - DecodeImage:
+              to_rgb: True
+              channel_first: False
+          - ResizeImage:
+              resize_short: 236
+              interpolation: bicubic
+              backend: pil
+          - CropImage:
+              size: 224
+          - NormalizeImage:
+              scale: 0.00392157
+              mean: [0.485, 0.456, 0.406]
+              std: [0.229, 0.224, 0.225]
+              order: ''
+    sampler:
+        name: DistributedBatchSampler
+        batch_size: 128
+        drop_last: False
+        shuffle: False
+    loader:
+        num_workers: 8
+        use_shared_memory: True
+
+Infer:
+  infer_imgs: "docs/images/inference_deployment/whl_demo.jpg"
+  batch_size: 10
+  transforms:
+      - DecodeImage:
+          to_rgb: True
+          channel_first: False
+      - ResizeImage:
+          resize_short: 236
+      - CropImage:
+          size: 224
+      - NormalizeImage:
+          scale: 1.0/255.0
+          mean: [0.485, 0.456, 0.406]
+          std: [0.229, 0.224, 0.225]
+          order: ''
+      - ToCHWImage:
+  PostProcess:
+    name: DistillationPostProcess
+    func: Topk
+    topk: 5
+    class_id_map_file: "ppcls/utils/imagenet1k_label_list.txt"
+
+Metric:
+    Train:
+    - DistillationTopkAcc:
+        model_key: "Student"
+        topk: [1, 5]
+    Eval:
+    - DistillationTopkAcc:
+        model_key: "Student"
+        topk: [1, 5]