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lsk_s_s2anet_fpn_1x_dota.py
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lsk_s_s2anet_fpn_1x_dota.py
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_base_ = [
'../_base_/datasets/dotav1.py', '../_base_/schedules/schedule_1x.py',
'../_base_/default_runtime.py'
]
angle_version = 'le135'
gpu_number = 8
model = dict(
type='S2ANet',
backbone=dict(
type='LSKNet',
embed_dims=[64, 128, 320, 512],
drop_rate=0.1,
drop_path_rate=0.1,
depths=[2,2,4,2],
init_cfg=dict(type='Pretrained', checkpoint="./data/pretrained/lsk_s_backbone.pth"),
norm_cfg=dict(type='SyncBN', requires_grad=True)),
neck=dict(
type='FPN',
in_channels=[64, 128, 320, 512],
out_channels=256,
start_level=1,
add_extra_convs='on_input',
num_outs=5),
fam_head=dict(
type='RotatedRetinaHead',
num_classes=15,
in_channels=256,
stacked_convs=2,
feat_channels=256,
assign_by_circumhbbox=None,
anchor_generator=dict(
type='RotatedAnchorGenerator',
scales=[4],
ratios=[1.0],
strides=[8, 16, 32, 64, 128]),
bbox_coder=dict(
type='DeltaXYWHAOBBoxCoder',
angle_range=angle_version,
norm_factor=1,
edge_swap=False,
proj_xy=True,
target_means=(.0, .0, .0, .0, .0),
target_stds=(1.0, 1.0, 1.0, 1.0, 1.0)),
loss_cls=dict(
type='FocalLoss',
use_sigmoid=True,
gamma=2.0,
alpha=0.25,
loss_weight=1.0),
loss_bbox=dict(type='SmoothL1Loss', beta=0.11, loss_weight=1.0)),
align_cfgs=dict(
type='AlignConv',
kernel_size=3,
channels=256,
featmap_strides=[8, 16, 32, 64, 128]),
odm_head=dict(
type='ODMRefineHead',
num_classes=15,
in_channels=256,
stacked_convs=2,
feat_channels=256,
assign_by_circumhbbox=None,
anchor_generator=dict(
type='PseudoAnchorGenerator', strides=[8, 16, 32, 64, 128]),
bbox_coder=dict(
type='DeltaXYWHAOBBoxCoder',
angle_range=angle_version,
norm_factor=1,
edge_swap=False,
proj_xy=True,
target_means=(0.0, 0.0, 0.0, 0.0, 0.0),
target_stds=(1.0, 1.0, 1.0, 1.0, 1.0)),
loss_cls=dict(
type='FocalLoss',
use_sigmoid=True,
gamma=2.0,
alpha=0.25,
loss_weight=1.0),
loss_bbox=dict(type='SmoothL1Loss', beta=0.11, loss_weight=1.0)),
train_cfg=dict(
fam_cfg=dict(
assigner=dict(
type='MaxIoUAssigner',
pos_iou_thr=0.5,
neg_iou_thr=0.4,
min_pos_iou=0,
ignore_iof_thr=-1,
gpu_assign_thr=800,
iou_calculator=dict(type='RBboxOverlaps2D')),
allowed_border=-1,
pos_weight=-1,
debug=False),
odm_cfg=dict(
assigner=dict(
type='MaxIoUAssigner',
pos_iou_thr=0.5,
neg_iou_thr=0.4,
min_pos_iou=0,
ignore_iof_thr=-1,
gpu_assign_thr=800,
iou_calculator=dict(type='RBboxOverlaps2D')),
allowed_border=-1,
pos_weight=-1,
debug=False)),
test_cfg=dict(
nms_pre=2000,
min_bbox_size=0,
score_thr=0.05,
nms=dict(iou_thr=0.1),
max_per_img=2000))
img_norm_cfg = dict(
mean=[123.675, 116.28, 103.53], std=[58.395, 57.12, 57.375], to_rgb=True)
train_pipeline = [
dict(type='LoadImageFromFile'),
dict(type='LoadAnnotations', with_bbox=True),
dict(type='RResize', img_scale=(1024, 1024)),
dict(
type='RRandomFlip',
flip_ratio=[0.25, 0.25, 0.25],
direction=['horizontal', 'vertical', 'diagonal'],
version=angle_version),
dict(
type='PolyRandomRotate',
rotate_ratio=0.5,
angles_range=180,
auto_bound=False,
rect_classes=[9, 11],
version=angle_version),
dict(type='Normalize', **img_norm_cfg),
dict(type='Pad', size_divisor=32),
dict(type='DefaultFormatBundle'),
dict(type='Collect', keys=['img', 'gt_bboxes', 'gt_labels'])
]
data = dict(
samples_per_gpu=2,
workers_per_gpu=4,
train=dict(pipeline=train_pipeline, version=angle_version),
val=dict(version=angle_version),
test=dict(version=angle_version))
optimizer = dict(
_delete_=True,
type='AdamW',
lr=0.0001,
betas=(0.9, 0.999),
weight_decay=0.05)
evaluation = dict(interval=1, metric='mAP')