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me_runner.py
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##################################################################################
# VAE on DarkMachine dataset with 3D Sparse Loss #
# Author: B. Orzani (Universidade Estadual Paulista, Brazil), M. Pierini (CERN) #
##################################################################################
import os
import torch
import torch.nn as nn
from torch.utils.data import DataLoader
import torchvision.transforms as transforms
import torchvision.datasets
from sklearn.utils import shuffle
from sklearn.preprocessing import StandardScaler
from pickle import dump
import numpy as np
import h5py
from tqdm import tqdm
from data_utils import save_npy, save_csv, read_npy, save_run_history
from network_utils import train_convnet, test_convnet
import VAE_NF_Conv2D as VAE
class ConvNetRunner:
def __init__(self, args):
# Hyperparameters
self.data_save_path = args.data_save_path
self.model_save_path = args.model_save_path
self.Data_filename = args.Data_filename
self.Data_bsm_filename = args.Data_bsm_filename
self.Met_filename = args.Met_filename
self.Met_bsm_filename = args.Met_bsm_filename
self.model_name = args.model_name
self.num_epochs = args.num_epochs
self.num_classes = args.num_classes
self.training_fraction = args.training_fraction
self.batch_size = args.batch_size
self.test_batch_size = args.test_batch_size
self.learning_rate = args.learning_rate
self.latent_dim = args.latent_dim
self.beta = args.beta
# self.test_model_path = args.test_model_path
self.test_data_save_path = args.test_data_save_path
self.network = args.network
self.flow = args.flow
# print(args.flow, self.flow)
if self.flow == 'noflow':
self.model = VAE.ConvNet(args)
self.flow_ID = 'NoF'
elif self.flow == 'planar':
self.model = VAE.PlanarVAE(args)
self.flow_ID = 'Planar'
elif self.flow == 'orthosnf':
self.model = VAE.OrthogonalSylvesterVAE(args)
self.flow_ID = 'Ortho'
elif self.flow == 'householdersnf':
self.model = VAE.HouseholderSylvesterVAE(args)
self.flow_ID = 'House'
elif self.flow == 'triangularsnf':
self.model = VAE.TriangularSylvesterVAE(args)
self.flow_ID = 'Tri'
elif self.flow == 'iaf':
self.model = VAE.IAFVAE(args)
self.flow_ID = 'IAF'
elif self.flow == 'convflow':
self.model = VAE.ConvFlowVAE(args)
self.flow_ID = 'ConvF'
else:
raise ValueError('Invalid flow choice')
self.model_name = self.model_name%self.flow_ID
self.model = self.model.cuda()
self.optimizer = torch.optim.Adam(self.model.parameters(), lr=self.learning_rate)
self.preprocess_data()
def preprocess_data(self):
outerdata_train = np.load("/global/u2/a/agarabag/anomoly_studies/CATHODE/separated_data/outerdata_train.npy")
outerdata_test = np.load("/global/u2/a/agarabag/anomoly_studies/CATHODE/separated_data/outerdata_test.npy")
outerdata_train = outerdata_train[outerdata_train[:,5]==0]
outerdata_test = outerdata_test[outerdata_test[:,5]==0]
nFeat = 4
data_train = outerdata_train[:,1:nFeat+1]
print('shape of data_train: ', data_train.shape)
data_test = outerdata_test[:,1:nFeat+1]
print('shape of data_test: ', data_test.shape)
data = np.concatenate((data_train, data_test), axis=0)
print('shape of data: ', data.shape)
trainsize = 500000
print(np.shape(data))
x_train = data[:trainsize]
x_test = data[trainsize:]
y_train = cond_data[:trainsize]
y_test = cond_data[trainsize:]
# x_train = np.hstack([x_train,y_train.reshape(y_train.shape[0],1)])
# x_test = np.hstack([x_test,y_test.reshape(y_test.shape[0],1)])
image_size = x_train.shape[1]
original_dim = image_size
x_train = np.reshape(x_train, [-1, original_dim])
x_test = np.reshape(x_test, [-1, original_dim])
self.x_train = x_train.astype('float32')
self.x_test = x_test.astype('float32')
y_train = np.reshape(y_train, [-1, 1])
y_test = np.reshape(y_test, [-1, 1])
self.y_train = y_train.astype('float32')
self.y_test = y_test.astype('float32')
self.batch_size = 1024
# # build train and val sets
# i_train = int(self.d.shape[0]*self.training_fraction)
# # training data
# self.x_train = self.d[:i_train,:,:,:]
# self.met_train = self.Met_d[:i_train,:]
# self.weight_train = self.weight[:i_train]
# # Val data
# self.x_val = self.d[i_train:,:,:,:]
# self.met_val = self.Met_d[i_train:,:]
# self.weight_val = self.weight[i_train:]
def trainer(self):
self.train_loader = DataLoader(dataset = self.x_train, batch_size = self.batch_size, shuffle=True)
self.metTr_loader = DataLoader(dataset = self.y_train, batch_size = self.batch_size, shuffle=True)
self.val_loader = DataLoader(dataset = self.x_test, batch_size = self.batch_size, shuffle=False)
self.metVa_loader = DataLoader(dataset = self.y_test, batch_size = self.batch_size, shuffle=False)
# to store training history
self.x_graph = []
self.train_y_rec = []
self.train_y_kl = []
self.train_y_loss = []
self.val_y_rec = []
self.val_y_kl = []
self.val_y_loss = []
# print('Model Parameter: ', self.model)
print('Model Type: %s'%self.flow_ID)
print('Initiating training, validation processes ...')
for epoch in range(self.num_epochs):
self.x_graph.append(epoch)
print('Starting to train ...')
# training
tr_loss_aux = 0.0
tr_kl_aux = 0.0
tr_rec_aux = 0.0
for y, (x_train, met_tr, wt_train) in tqdm(enumerate(zip(self.train_loader, self.metTr_loader, self.weight_train_loader))):
if y == (len(self.train_loader)): break
tr_loss, tr_kl, tr_eucl, self.model = train_convnet(self.model, x_train, met_tr, wt_train, self.optimizer, batch_size=self.batch_size)
tr_loss_aux += tr_loss
tr_kl_aux += tr_kl
tr_rec_aux += tr_eucl
print('Moving to validation stage ...')
# validation
val_loss_aux = 0.0
val_kl_aux = 0.0
val_rec_aux = 0.0
for y, (x_val, met_va, wt_val) in tqdm(enumerate(zip(self.val_loader, self.metVa_loader, self.weight_val_loader))):
if y == (len(self.val_loader)): break
#Test
val_loss, val_kl, val_eucl = test_convnet(self.model, x_val, met_va, wt_val, batch_size=self.batch_size)
val_loss_aux += val_loss
val_kl_aux += val_kl
val_rec_aux += val_eucl
self.train_y_loss.append(tr_loss_aux.cpu().detach().numpy()/(len(self.train_loader)))
self.train_y_kl.append(tr_kl_aux.cpu().detach().numpy()/(len(self.train_loader)))
self.train_y_rec.append(tr_rec_aux.cpu().detach().numpy()/(len(self.train_loader)))
self.val_y_loss.append(val_loss_aux/(len(self.val_loader)))
self.val_y_kl.append(val_kl_aux/(len(self.val_loader)))
self.val_y_rec.append(val_rec_aux/(len(self.val_loader)))
print('Epoch: {} -- Train loss: {} -- Val loss: {}'.format(epoch,
tr_loss_aux/(len(self.train_loader)),
val_loss_aux/(len(self.val_loader))))
if (epoch == 0):
self.best_val_loss = val_loss_aux/(len(self.val_loader))
self.best_model = self.model
if (val_loss_aux/(len(self.val_loader))<self.best_val_loss):
self.best_model = self.model
self.best_val_loss = val_loss_aux/(len(self.val_loader))
print('Best Model Yet')
# Save the model
save_run_history(self.best_model, self.model, self.model_save_path, self.model_name,
self.x_graph, self.train_y_rec, self.train_y_kl, self.train_y_loss, hist_name='TrainHistory')
# save_run_history(self.best_model, self.model, self.model_save_path, self.model_name,
# self.x_graph, self.val_y_rec, self.val_y_kl, self.val_y_loss, hist_name='ValHistory')
print('Network Run Complete')
def tester(self):
print('Model Type: %s'%self.flow_ID)
# load model
self.model.load_state_dict(torch.load(self.model_save_path + '%s.pt' %self.model_name, map_location=torch.device('cpu')))
# load data
self.test_loader = DataLoader(dataset=self.x_test, batch_size=self.test_batch_size, shuffle=False, drop_last=True)
self.metTe_loader = DataLoader(dataset=self.met_test, batch_size=self.test_batch_size, shuffle=False, drop_last=True)
self.weight_test_loader = DataLoader(dataset=self.weight_test, batch_size=self.test_batch_size, shuffle=False, drop_last=True)
print('Starting the Testing Process ...')
self.test_ev_rec = []
self.test_ev_kl = []
self.test_ev_loss = []
for y, (x_test, met_te, wt_test) in tqdm(enumerate(zip(self.test_loader, self.metTe_loader, self.weight_test_loader))):
if y == (len(self.test_loader)): break
#Test
te_loss, te_kl, te_eucl = test_convnet(self.model, x_test, met_te, wt_test, batch_size=self.test_batch_size)
self.test_ev_loss.append(te_loss.cpu().detach().numpy())
self.test_ev_kl.append(te_kl.cpu().detach().numpy())
self.test_ev_rec.append(te_eucl.cpu().detach().numpy())
# print('loss: ', test_ev_loss)
save_npy(np.array(self.test_ev_loss), self.test_data_save_path + '%s_loss.npy' %self.model_name)
save_npy(np.array(self.test_ev_kl), self.test_data_save_path + '%s_kl.npy' %self.model_name)
save_npy(np.array(self.test_ev_rec), self.test_data_save_path + '%s_rec.npy' %self.model_name)
# save_csv(data= np.array(self.test_ev_kl), filename= self.test_data_save_path + 'rec_%s.csv' %self.model_name)
# save_csv(data= np.array(self.test_ev_rec), filename= self.test_data_save_path + 'rec1_%s.csv' %self.model_name)
print('Testing Complete')
# def infer(self):