add new model

configs/_base_/default_runtime.py

+checkpoint_config = dict(interval=10)
+
+log_config = dict(
+    interval=50,
+    hooks=[
+        dict(type='TextLoggerHook'),
+        # dict(type='TensorboardLoggerHook')
+        # dict(type='PaviLoggerHook') # for internal services
+    ])
+
+log_level = 'INFO'
+load_from = None
+resume_from = None
+dist_params = dict(backend='nccl')
+workflow = [('train', 1)]
+
+# disable opencv multithreading to avoid system being overloaded
+opencv_num_threads = 0
+# set multi-process start method as `fork` to speed up the training
+mp_start_method = 'fork'

configs/_base_/filters/gaussian.py

+filter_cfg = dict(
+    type='GaussianFilter',
+    window_size=11,
+    sigma=4.0,
+)