add autodl
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185
AutoDL-Projects/exps/experimental/vis-nats-bench-ws.py
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185
AutoDL-Projects/exps/experimental/vis-nats-bench-ws.py
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###############################################################
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# NAS-Bench-201, ICLR 2020 (https://arxiv.org/abs/2001.00326) #
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###############################################################
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# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2020.06 #
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###############################################################
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# Usage: python exps/experimental/vis-nats-bench-ws.py --search_space tss
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# Usage: python exps/experimental/vis-nats-bench-ws.py --search_space sss
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###############################################################
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import os, gc, sys, time, torch, argparse
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import numpy as np
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from typing import List, Text, Dict, Any
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from shutil import copyfile
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from collections import defaultdict, OrderedDict
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from copy import deepcopy
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from pathlib import Path
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import matplotlib
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import seaborn as sns
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matplotlib.use("agg")
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import matplotlib.pyplot as plt
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import matplotlib.ticker as ticker
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lib_dir = (Path(__file__).parent / ".." / ".." / "lib").resolve()
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if str(lib_dir) not in sys.path:
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sys.path.insert(0, str(lib_dir))
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from config_utils import dict2config, load_config
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from nats_bench import create
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from log_utils import time_string
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# def fetch_data(root_dir='./output/search', search_space='tss', dataset=None, suffix='-WARMNone'):
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def fetch_data(
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root_dir="./output/search", search_space="tss", dataset=None, suffix="-WARM0.3"
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):
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ss_dir = "{:}-{:}".format(root_dir, search_space)
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alg2name, alg2path = OrderedDict(), OrderedDict()
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seeds = [777, 888, 999]
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print("\n[fetch data] from {:} on {:}".format(search_space, dataset))
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if search_space == "tss":
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alg2name["GDAS"] = "gdas-affine0_BN0-None"
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alg2name["RSPS"] = "random-affine0_BN0-None"
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alg2name["DARTS (1st)"] = "darts-v1-affine0_BN0-None"
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alg2name["DARTS (2nd)"] = "darts-v2-affine0_BN0-None"
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alg2name["ENAS"] = "enas-affine0_BN0-None"
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alg2name["SETN"] = "setn-affine0_BN0-None"
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else:
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# alg2name['TAS'] = 'tas-affine0_BN0{:}'.format(suffix)
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# alg2name['FBNetV2'] = 'fbv2-affine0_BN0{:}'.format(suffix)
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# alg2name['TuNAS'] = 'tunas-affine0_BN0{:}'.format(suffix)
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alg2name["channel-wise interpolation"] = "tas-affine0_BN0-AWD0.001{:}".format(
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suffix
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)
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alg2name[
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"masking + Gumbel-Softmax"
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] = "mask_gumbel-affine0_BN0-AWD0.001{:}".format(suffix)
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alg2name["masking + sampling"] = "mask_rl-affine0_BN0-AWD0.0{:}".format(suffix)
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for alg, name in alg2name.items():
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alg2path[alg] = os.path.join(ss_dir, dataset, name, "seed-{:}-last-info.pth")
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alg2data = OrderedDict()
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for alg, path in alg2path.items():
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alg2data[alg], ok_num = [], 0
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for seed in seeds:
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xpath = path.format(seed)
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if os.path.isfile(xpath):
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ok_num += 1
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else:
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print("This is an invalid path : {:}".format(xpath))
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continue
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data = torch.load(xpath, map_location=torch.device("cpu"))
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data = torch.load(data["last_checkpoint"], map_location=torch.device("cpu"))
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alg2data[alg].append(data["genotypes"])
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print("This algorithm : {:} has {:} valid ckps.".format(alg, ok_num))
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assert ok_num > 0, "Must have at least 1 valid ckps."
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return alg2data
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y_min_s = {
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("cifar10", "tss"): 90,
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("cifar10", "sss"): 92,
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("cifar100", "tss"): 65,
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("cifar100", "sss"): 65,
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("ImageNet16-120", "tss"): 36,
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("ImageNet16-120", "sss"): 40,
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}
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y_max_s = {
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("cifar10", "tss"): 94.5,
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("cifar10", "sss"): 93.3,
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("cifar100", "tss"): 72,
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("cifar100", "sss"): 70,
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("ImageNet16-120", "tss"): 44,
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("ImageNet16-120", "sss"): 46,
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}
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name2label = {
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"cifar10": "CIFAR-10",
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"cifar100": "CIFAR-100",
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"ImageNet16-120": "ImageNet-16-120",
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}
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def visualize_curve(api, vis_save_dir, search_space):
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vis_save_dir = vis_save_dir.resolve()
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vis_save_dir.mkdir(parents=True, exist_ok=True)
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dpi, width, height = 250, 5200, 1400
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figsize = width / float(dpi), height / float(dpi)
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LabelSize, LegendFontsize = 16, 16
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def sub_plot_fn(ax, dataset):
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alg2data = fetch_data(search_space=search_space, dataset=dataset)
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alg2accuracies = OrderedDict()
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epochs = 100
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colors = ["b", "g", "c", "m", "y", "r"]
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ax.set_xlim(0, epochs)
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# ax.set_ylim(y_min_s[(dataset, search_space)], y_max_s[(dataset, search_space)])
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for idx, (alg, data) in enumerate(alg2data.items()):
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print("plot alg : {:}".format(alg))
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xs, accuracies = [], []
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for iepoch in range(epochs + 1):
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try:
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structures, accs = [_[iepoch - 1] for _ in data], []
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except:
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raise ValueError(
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"This alg {:} on {:} has invalid checkpoints.".format(
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alg, dataset
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)
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)
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for structure in structures:
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info = api.get_more_info(
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structure,
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dataset=dataset,
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hp=90 if api.search_space_name == "size" else 200,
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is_random=False,
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)
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accs.append(info["test-accuracy"])
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accuracies.append(sum(accs) / len(accs))
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xs.append(iepoch)
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alg2accuracies[alg] = accuracies
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ax.plot(xs, accuracies, c=colors[idx], label="{:}".format(alg))
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ax.set_xlabel("The searching epoch", fontsize=LabelSize)
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ax.set_ylabel(
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"Test accuracy on {:}".format(name2label[dataset]), fontsize=LabelSize
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)
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ax.set_title(
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"Searching results on {:}".format(name2label[dataset]),
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fontsize=LabelSize + 4,
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)
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ax.legend(loc=4, fontsize=LegendFontsize)
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fig, axs = plt.subplots(1, 3, figsize=figsize)
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datasets = ["cifar10", "cifar100", "ImageNet16-120"]
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for dataset, ax in zip(datasets, axs):
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sub_plot_fn(ax, dataset)
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print("sub-plot {:} on {:} done.".format(dataset, search_space))
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save_path = (vis_save_dir / "{:}-ws-curve.png".format(search_space)).resolve()
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fig.savefig(save_path, dpi=dpi, bbox_inches="tight", format="png")
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print("{:} save into {:}".format(time_string(), save_path))
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plt.close("all")
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(
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description="NAS-Bench-X",
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formatter_class=argparse.ArgumentDefaultsHelpFormatter,
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)
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parser.add_argument(
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"--save_dir",
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type=str,
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default="output/vis-nas-bench/nas-algos",
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help="Folder to save checkpoints and log.",
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)
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parser.add_argument(
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"--search_space",
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type=str,
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default="tss",
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choices=["tss", "sss"],
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help="Choose the search space.",
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)
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args = parser.parse_args()
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save_dir = Path(args.save_dir)
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api = create(None, args.search_space, fast_mode=True, verbose=False)
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visualize_curve(api, save_dir, args.search_space)
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