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cal_saliency_focus.py
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cal_saliency_focus.py
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import argparse
import os
from os.path import join as pjoin, exists as pexists
import numpy as np
import pandas as pd
import torch
import torch.nn.functional as F
from captum.attr import (
DeepLift,
DeepLiftShap,
LayerGradCam,
)
from pytorch_lightning import seed_everything
from sklearn.metrics import average_precision_score, roc_auc_score
from arch.data.cct_datasets import MyCCT_Dataset
from arch.data.imagenet_datasets import MyImageFolder
from arch.data.waterbirds_datasets import WaterbirdDataset
from arch.lightning.cct import CCTLightningModel
from arch.lightning.in9 import IN9LightningModel
from arch.lightning.waterbird import WaterbirdLightningModel
from arch.utils import output_csv, generate_mask
def myclip(img):
clip_std = img.std().item()
img = img.clamp(min=-3*clip_std, max=3*clip_std)
img = (1 + img / clip_std) * 0.5
return img
def get_grad_imp(model, X, y=None, mode='grad', return_y=False, clip=False, baselines=None):
X.requires_grad_(True)
# X = X.cuda()
if mode in ['grad']:
logits = model(X)
if y is None:
y = logits.argmax(dim=1)
attributions = torch.autograd.grad(
logits[torch.arange(len(logits)), y].sum(), X)[0].detach()
else:
if y is None:
with torch.no_grad():
logits = model(X)
y = logits.argmax(dim=1)
if mode == 'deeplift':
dl = DeepLift(model)
attributions = dl.attribute(inputs=X, baselines=0., target=y)
attributions = attributions.detach()
# attributions = (attributions.detach() ** 2).sum(dim=1, keepdim=True)
# elif mode in ['deepliftshap', 'deepliftshap_mean']:
elif mode in ['deepliftshap']:
dl = DeepLiftShap(model)
attributions = []
for idx in range(0, len(X), 2):
the_x, the_y = X[idx:(idx+2)], y[idx:(idx+2)]
attribution = dl.attribute(inputs=the_x, baselines=baselines, target=the_y)
attributions.append(attribution.detach())
attributions = torch.cat(attributions, dim=0)
# attributions = dl.attribute(inputs=X, baselines=baselines, target=y).detach()
# if mode == 'deepliftshap':
# attributions = (attributions ** 2).sum(dim=1, keepdim=True)
# else:
# attributions = (attributions).mean(dim=1, keepdim=True)
elif mode in ['gradcam']:
orig_lgc = LayerGradCam(model, model.body[0])
attributions = orig_lgc.attribute(X, target=y)
attributions = F.interpolate(
attributions, size=X.shape[-2:], mode='bilinear')
else:
raise NotImplementedError(f'${mode} is not specified.')
# Do clipping!
if clip:
attributions = myclip(attributions)
X.requires_grad_(False)
if not return_y:
return attributions
return attributions, y
def get_X_and_y_by_idxs(idxes, dataset):
X, y = [], []
for idx in idxes:
s, t = dataset[idx]
X.append(s)
y.append(t)
X = torch.stack(X)
y = torch.tensor(y)
return X, y
def get_X_and_y_mask_by_idxs(idxes, dataset):
X, y, masks = [], [], []
for idx in idxes:
idx = int(idx)
s, t = dataset[idx]
if isinstance(s, dict): # the training data loader
X.append(s['imgs'])
y.append(t)
masks.append(s['masks'])
else:
path, _ = dataset.samples[idx]
tmp = path.split('/')
cls_name = tmp[-2]
fname = tmp[-1].split('.')[0]
if 'fg' in fname: # 'mixed_next'
fname = fname[3:18] + '.npy'
else: # 'original'
fname = fname + '.npy'
mask_np = pjoin('../datasets/bg_challenge/test/fg_mask/val/', cls_name, fname)
mask = torch.from_numpy(np.load(mask_np))
X.append(s)
y.append(t)
masks.append(mask.unsqueeze(0))
X = torch.stack(X)
y = torch.tensor(y)
masks = torch.stack(masks)
return X, y, masks
def cal_imps_and_masks(model, dataset, batch_size=4, mode='grad', target='y_pred'):
assert target in ['y_pred', 'y']
if 'deeplift' in mode:
b_loader = iter(dataset.make_loader(
batch_size=20, shuffle=True, workers=2, drop_last=True))
if isinstance(dataset, MyCCT_Dataset) or isinstance(dataset, WaterbirdDataset):
def gen_loader():
loader = dataset.make_loader(
batch_size=batch_size, shuffle=False, workers=4)
for s, y in loader:
if 'masks' not in s:
masks = generate_mask(s['imgs'], s['xs'], s['ys'], s['ws'], s['hs'])
else:
masks = s['masks']
yield s['imgs'], y, masks
else:
def gen_loader():
idxes = torch.arange(len(dataset))
for the_idxes in torch.split(idxes, batch_size):
X, y, mask = get_X_and_y_mask_by_idxs(the_idxes, dataset)
yield X, y, mask
results = {}
results['norm_fg'] = []
results['norm_aupr'] = []
results['norm_auc'] = []
results['norm_iou'] = []
for X, y, mask in gen_loader():
X = X.cuda()
baselines = None
if 'deeplift' in mode:
baselines, _ = next(b_loader)
if isinstance(baselines, dict):
baselines = baselines['imgs']
baselines = baselines.cuda()
imp = get_grad_imp(model, X, mode=mode, baselines=baselines,
**({} if target == 'y_pred' else {'y': y.cuda()}))
# norm
imp = (imp ** 2).sum(dim=1, keepdim=True).cpu()
results['norm_fg'] += cal_bbox_metric(imp, mask)
results['norm_aupr'] += cal_bbox_metric(imp, mask, kind='aupr')
results['norm_auc'] += cal_bbox_metric(imp, mask, kind='auc')
results['norm_iou'] += cal_bbox_metric(imp, mask, kind='iou')
results['norm_fg'] = np.mean(results['norm_fg'])
results['norm_aupr'] = np.mean(results['norm_aupr'])
results['norm_auc'] = np.mean(results['norm_auc'])
results['norm_iou'] = np.mean(results['norm_iou'])
return results
def cal_bbox_metric(imps, masks, kind='percentage'):
if kind == 'percentage':
orig_bbox_o = (imps * masks.float()).sum(dim=[1, 2, 3])
orig_all = (imps).sum(dim=[1, 2, 3])
return (orig_bbox_o / orig_all).tolist()
assert imps.shape == masks.shape
results = []
for imp, mask in zip(imps, masks):
if (mask == 1).all() or (mask == 0).all():
continue
if kind == 'aupr':
results.append(average_precision_score(
mask.cpu().view(-1).int().numpy(), imp.cpu().view(-1).numpy()))
elif kind == 'auc':
results.append(roc_auc_score(
mask.cpu().view(-1).int().numpy(), imp.cpu().view(-1).numpy()))
elif kind == 'iou':
mask = mask.cpu().view(-1)
imp = imp.cpu().view(-1)
thresh = imp.kthvalue(k=(mask == 0).int().sum()).values
imp[imp > thresh] = 1
imp[imp <= thresh] = 0
intersection = ((imp == 1) & (mask == 1)).float().sum().item()
union = ((imp == 1) | (mask == 1)).float().sum().item()
results.append(intersection * 1.0 / union)
else:
raise NotImplementedError()
return results
def main():
parser = argparse.ArgumentParser(description="Fine-tune BiT-M model.")
parser.add_argument("--prefixes", nargs='+', type=str, required=True)
args, _ = parser.parse_known_args()
seed_everything(2020)
for seed in [5, 10, 100]:
for prefix in args.prefixes:
name = f"{prefix}_s{seed}"
if 'in9' in name:
output_file = 'IN9_saliency.csv'
the_cls_name = IN9LightningModel.__name__
elif 'cct' in name:
output_file = 'CCT_saliency.csv'
the_cls_name = CCTLightningModel.__name__
elif 'wb' in name:
output_file = 'wb_saliency.csv'
the_cls_name = WaterbirdLightningModel.__name__
else:
raise NotImplementedError()
prev_df = None
if pexists(f'./results/{output_file}'):
prev_df = pd.read_csv(f'./results/{output_file}')
model_path = f'./models/{name}/best.ckpt'
if not pexists(model_path):
print(f'Copying from v for {model_path}')
os.system(f'rsync -avzL '
f'vr:/h/kingsley/bbox_deconv/big_transfer/models/{name}/best.ckpt ./models/{name}/')
tmp = eval(the_cls_name).load_from_checkpoint(model_path)
model = tmp.model
# hparams = tmp.hparams
model.cuda().eval()
for p in model.parameters():
p.requires_grad_(False)
if 'in9' in name:
original_d = MyImageFolder(
'../datasets/bg_challenge/test/original/val/',
MyImageFolder.get_val_transform()
)
mixed_same_d = MyImageFolder(
'../datasets/bg_challenge/test/mixed_same/val/',
MyImageFolder.get_val_transform()
)
mixed_next_d = MyImageFolder(
'../datasets/bg_challenge/test/mixed_next/val/',
MyImageFolder.get_val_transform()
)
arr = [
('All mixed_same', mixed_same_d),
('All original', original_d),
('All mixed_next', mixed_next_d),
]
elif 'cct' in name:
cis_test_d = MyCCT_Dataset(
'../datasets/cct/eccv_18_annotation_files/cis_test_annotations.json',
transform=MyCCT_Dataset.get_val_bbox_transform(),
only_bbox_imgs=True,
)
trans_test_d = MyCCT_Dataset(
'../datasets/cct/eccv_18_annotation_files/trans_test_annotations.json',
transform=MyCCT_Dataset.get_val_bbox_transform(),
only_bbox_imgs=True,
)
print('cis:', len(cis_test_d))
print('trans:', len(trans_test_d))
arr = [
('All cis_test', cis_test_d),
('All trans_test', trans_test_d),
]
elif 'wb' in name:
orig_test_d = WaterbirdDataset(
mode='test',
type='same',
only_images=False,
transform=WaterbirdDataset.get_val_transform())
flip_test_d = WaterbirdDataset(
mode='test',
type='flip',
only_images=False,
transform=WaterbirdDataset.get_val_transform())
print('orig:', len(orig_test_d))
print('flip:', len(flip_test_d))
arr = [
('All orig', orig_test_d),
('All flip', flip_test_d),
]
else:
raise NotImplementedError('Not found %s' % name)
for name_idxes, dataset in arr:
for mode, bs in [
# ('grad', 32),
('deepliftshap', 64),
]:
for target in [
# 'y_pred',
'y',
]:
if prev_df is not None \
and ((prev_df['name'] == name)
& (prev_df['mode'] == mode)
& (prev_df['name_idxes'] == name_idxes)).any():
continue
print(name, name_idxes, mode)
result = cal_imps_and_masks(model, dataset, mode=mode, batch_size=bs, target=target)
# result = {}
result['name_idxes'] = name_idxes
if 'in9' in name:
name_m = '_'.join(prefix.split('_')[3:])
else:
name_m = '_'.join(prefix.split('_')[2:])
result['name_m'] = name_m
result['name'] = name
result['seed'] = seed
result['mode'] = mode
result['target'] = target
output_csv(f'./results/{output_file}', result)
if __name__ == '__main__':
main()