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main_separateformer.py
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import argparse
import os
import torch
from exp.exp_separateformer import Exp_Separateformer
parser = argparse.ArgumentParser(description='[separateformer] Long Sequences Forecasting')
parser.add_argument('--model', type=str, default='separateformer',help='model of experiment, options: [separateformer]')
#data
parser.add_argument('--data', type=str, default='ETTh1', help='data')
parser.add_argument('--root_path', type=str, default='./data/ETT/', help='root path of the data file')
parser.add_argument('--data_path', type=str, default='ETTh1.csv', help='data file')
parser.add_argument('--features', type=str, default='M', help='forecasting task, options:[M, S, MS]; M:multivariate predict multivariate, S:univariate predict univariate, MS:multivariate predict univariate')
parser.add_argument('--target', type=str, default='OT', help='target feature in S or MS task')
#freq
parser.add_argument('--freq', type=str, default='h', help='freq for time features encoding, options:[s:secondly, t:minutely, h:hourly, d:daily, b:business days, w:weekly, m:monthly], you can also use more detailed freq like 15min or 3h')
parser.add_argument('--checkpoints', type=str, default='./checkpoints/', help='location of model checkpoints')
parser.add_argument('--seq_len', type=int, default=96, help='input sequence length of separateformer encoder')
parser.add_argument('--label_len', type=int, default=48, help='start token length of Informer decoder')
parser.add_argument('--pred_len', type=int, default=48, help='prediction sequence length')
parser.add_argument('--enc_in', type=int, default=7, help='encoder input size,multi variant number')
parser.add_argument('--dec_in', type=int, default=7, help='decoder input size')
parser.add_argument('--c_out', type=int, default=7, help='output size')
parser.add_argument('--d_model', type=int, default=512, help='dimension of model')
parser.add_argument('--n_heads', type=int, default=8, help='num of heads')
parser.add_argument('--factor', type=int, default=5, help='probsparse attn factor')
parser.add_argument('--padding', type=int, default=0, help='padding type')
parser.add_argument('--dropout', type=float, default=0.05, help='dropout')
#attn
parser.add_argument('--attn', type=str, default='full', help='attention used in encoder, options:[prob, full]')
parser.add_argument('--embed', type=str, default='timeF', help='time features encoding, options:[timeF, fixed, learned]')
parser.add_argument('--activation', type=str, default='relu',help='activation')
parser.add_argument('--output_attention', action='store_true', help='whether to output attention in ecoder')
parser.add_argument('--do_predict', action='store_true', help='whether to predict unseen future data')
parser.add_argument('--mix', action='store_false', help='use mix attention in generative decoder', default=True)
parser.add_argument('--cols', type=str, nargs='+', help='file list')
parser.add_argument('--num_workers', type=int, default=0, help='data loader num workers')
parser.add_argument('--itr', type=int, default=1, help='experiments times')
parser.add_argument('--train_epochs', type=int, default=15, help='train epochs')
parser.add_argument('--batch_size', type=int, default=32, help='batch size of train input data')
parser.add_argument('--patience', type=int, default=5, help='early stopping patience')
parser.add_argument('--learning_rate', type=float, default=0.001, help='optimizer learning rate')
parser.add_argument('--des', type=str, default='test',help='exp description')
parser.add_argument('--loss', type=str, default='mse',help='loss function')
parser.add_argument('--lradj', type=str, default='type1',help='adjust learning rate')
parser.add_argument('--inverse', action='store_true', help='inverse output data', default=False)
parser.add_argument('--use_gpu', type=bool, default=True, help='use gpu')
parser.add_argument('--gpu', type=int, default=0, help='gpu')
parser.add_argument('--use_multi_gpu', action='store_true', help='use multiple gpus', default=False)
parser.add_argument('--devices', type=str, default='0,1,2,3',help='device ids of multile gpus')
parser.add_argument('--separate_factor', type=int, default=4, help='attn L_in//L_out')
parser.add_argument('--step', type=int, default=16, help='分块的大小')
args = parser.parse_args()
args.use_gpu = True if torch.cuda.is_available() and args.use_gpu else False
if args.use_gpu and args.use_multi_gpu:
args.devices = args.devices.replace(' ','')
device_ids = args.devices.split(',')
args.device_ids = [int(id_) for id_ in device_ids]
args.gpu = args.device_ids[0]
data_parser = {
'ETTh1':{'data':'ETTh1.csv','T':'OT','M':[7,7,7],'S':[1,1,1],'MS':[7,7,1]},
'ETTh2':{'data':'ETTh2.csv','T':'OT','M':[7,7,7],'S':[1,1,1],'MS':[7,7,1]},
'ETTm1':{'data':'ETTm1.csv','T':'OT','M':[7,7,7],'S':[1,1,1],'MS':[7,7,1]},
'ETTm2':{'data':'ETTm2.csv','T':'OT','M':[7,7,7],'S':[1,1,1],'MS':[7,7,1]},
'WTH':{'data':'WTH.csv','T':'WetBulbCelsius','M':[12,12,12],'S':[1,1,1],'MS':[12,12,1]},
'ECL':{'data':'ECL.csv','T':'MT_320','M':[321,321,321],'S':[1,1,1],'MS':[321,321,1]},
'Solar':{'data':'solar_AL.csv','T':'POWER_136','M':[137,137,137],'S':[1,1,1],'MS':[137,137,1]},
'AQ':{'data':'AirQualityUCI_mini.csv','T':'PT08.S5(O3)','M':[5,5,5],'S':[1,1,1],'MS':[5,5,1]},
}
if args.data in data_parser.keys():
data_info = data_parser[args.data]
args.data_path = data_info['data']
args.target = data_info['T']
args.enc_in, args.dec_in, args.c_out = data_info[args.features] #多变量输入变量个数
args.detail_freq = args.freq
args.freq = args.freq[-1:]
print('Args in experiment:')
print(args)
#
Exp = Exp_Separateformer
for ii in range(args.itr):
# setting record of experiments
setting = '{}_{}_ft{}_sl{}_ll{}_pl{}_dm{}_nh{}_at{}_fc{}_eb{}_mx{}_{}_{}'.format(args.model, args.data, args.features,
args.seq_len, args.label_len, args.pred_len,
args.d_model, args.n_heads, args.attn, args.factor,
args.embed, args.mix, args.des, ii)
exp = Exp(args) # set experiments
print('>>>>>>>start training : {}>>>>>>>>>>>>>>>>>>>>>>>>>>'.format(setting))
exp.train(setting)
print('>>>>>>>testing : {}<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<'.format(setting))
exp.test(setting)
if args.do_predict:
print('>>>>>>>predicting : {}<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<'.format(setting))
exp.predict(setting, True)
torch.cuda.empty_cache()