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dist_all.py
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dist_all.py
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"""
This module contains code to compute the Zest distance across 13
different pre-trained CIFAR-10 models.
"""
import os
import gc
import torch
import numpy as np
from tqdm.auto import tqdm
from zest import utils
from zest import model
from zest import train
# Experiment settings
dataset = 'CIFAR10'
base_model_path = '/home/giorgioseveri/projects/advml/lemon/cifar10_models/state_dicts/{}.pt'
all_proxies = [
'vgg11_bn',
'vgg13_bn',
'vgg16_bn',
'vgg19_bn',
'resnet18',
'resnet34',
'resnet50',
'densenet121',
'densenet161',
'densenet169',
'mobilenet_v2',
'googlenet',
'inception_v3'
]
b_size = 128
dist = ['1', '2', 'inf', 'cos']
# Setup
all_proxies = sorted(all_proxies)
os.makedirs('results', exist_ok=True)
distances_file_name = 'distances_{}_all_{}.npy'.format(b_size, '_'.join(all_proxies))
distances_file = os.path.join('results', distances_file_name)
lime_data_name = f"{dataset}_{b_size}"
distances = {}
train_fns = {}
# Compute all LIME representations
for p in tqdm(all_proxies, desc='Computing representations'):
p_arch = eval(f"model.{p}")
train_fns[p] = train.TrainFn(batch_size=b_size, dataset=dataset, architecture=p_arch, lime_data_name=lime_data_name)
train_fns[p].load(base_model_path.format(p))
train_fns[p].lime()
# Calculate distances between all pairs
for victim_model, train_fn1 in tqdm(train_fns.items(), desc='Evaluating target model'):
distances[victim_model] = {}
# For each possible proxy model, load it and compute the distance
for p in tqdm(all_proxies, desc='Computing distances'):
if p == victim_model:
continue
train_fn2 = train_fns[p]
distance = np.array(utils.parameter_distance(
train_fn1.lime_mask, train_fn2.lime_mask, order=dist, lime=True))
print('Distance between {} and {}: {}'.format(victim_model, p, distance))
distances[victim_model][p] = distance
del train_fn2
gc.collect()
torch.cuda.empty_cache()
np.save(distances_file, distances)