Label Shift¶
from river.datasets import ImageSegments
from river.preprocessing import MinMaxScaler
from river.tree import HoeffdingTreeClassifier
from deep_river.classification import Classifier
from torch import nn
from tqdm import tqdm
import matplotlib.pyplot as plt
import torch
import numpy as np
import random
from sklearn.model_selection import train_test_split
from sklearn.metrics import accuracy_score
from sklearn.utils import resample
from sklearn.manifold import TSNE
random.seed(0)
Create Stream¶
stream_size = 10_000
x, y = list(zip(*ImageSegments()))
x = np.array(x)
y = np.array(y)
# Divide classes into two task specific sets
task_classes = [
["brickface", "window", "cement"],
["sky", "foliage", "path", "grass"],
]
# Divide all samples into their specific tasks
data_train = []
data_test = []
for classes_t in task_classes:
x_t = np.concatenate([x[y == c] for c in classes_t])
y_t = np.concatenate([330 * [c] for c in classes_t])
x_train, x_test, y_train, y_test = train_test_split(
x_t, y_t, test_size=0.25, stratify=y_t
)
x_train, y_train = resample(
x_train, y_train, n_samples=int(stream_size / 2), stratify=y_train
)
data_train.append(list(zip(x_train, y_train)))
data_test.append(list(zip(x_test, y_test)))
data_train = data_train[0] + data_train[1]
Visualize Data¶
classnames = task_classes[0] + task_classes[1]
tsne = TSNE(init="pca", learning_rate="auto", n_jobs=-1)
x_array = np.array([list(x_i.values()) for x_i in x])
x_viz = tsne.fit_transform(x_array)
/Users/cedrickulbach/Documents/Projects/deep-river/.venv/lib/python3.10/site-packages/threadpoolctl.py:1226: RuntimeWarning:
Found Intel OpenMP ('libiomp') and LLVM OpenMP ('libomp') loaded at
the same time. Both libraries are known to be incompatible and this
can cause random crashes or deadlocks on Linux when loaded in the
same Python program.
Using threadpoolctl may cause crashes or deadlocks. For more
information and possible workarounds, please see
https://github.com/joblib/threadpoolctl/blob/master/multiple_openmp.md
warnings.warn(msg, RuntimeWarning)
fig, ax = plt.subplots()
cm = [
"goldenrod",
"gold",
"yellow",
"aquamarine",
"seagreen",
"limegreen",
"lawngreen",
]
for c_idx, x_c in enumerate([x_viz[y == c] for c in classnames]):
scatter = ax.scatter(
x_c[:, 0],
x_c[:, 1],
c=len(x_c) * [cm[c_idx]],
s=3,
alpha=0.8,
label=classnames[c_idx],
)
ax.legend(loc=(1.04, 0))
<matplotlib.legend.Legend at 0x12a0473a0>

Define evaluation procedure¶
# Define function to calculate accuracy on testing data for each task
def get_test_accuracy(model, data_test):
results = []
for data_test_i in data_test:
ys = []
y_preds = []
for x_test, y_test in data_test_i:
ys.append(y_test)
y_preds.append(model.predict_one(x_test))
accuracy = accuracy_score(ys, y_preds)
results.append(accuracy)
return results
# Define training and testing loop
def eval_separate_testing(model, data_train, data_test):
scaler = MinMaxScaler()
step = 0
steps = []
results = [[] for task in data_test]
for x, y in tqdm(data_train):
step += 1
scaler.learn_one(x)
x = scaler.transform_one(x)
model.learn_one(x, y)
if step % 100 == 0:
test_accuracies = get_test_accuracy(model, data_test)
for idx, accuracy in enumerate(test_accuracies):
results[idx].append(accuracy)
steps.append(step)
return steps, results
Evaluate Classifiers¶
# Evaluate a simple MLP classifier
class SimpleMLP(nn.Module):
def __init__(self, n_features):
super(SimpleMLP, self).__init__()
self.dense0 = nn.Linear(n_features, 5)
self.nonlin = nn.ReLU()
self.dense1 = nn.Linear(5, 2)
self.softmax = nn.Softmax(dim=-1)
def forward(self, X, **kwargs):
X = self.nonlin(self.dense0(X))
X = self.nonlin(self.dense1(X))
X = self.softmax(X)
return X
mlp = Classifier(
SimpleMLP(30),
loss_fn="binary_cross_entropy_with_logits",
optimizer_fn="sgd",
lr=0.05,
seed=42,
)
steps, results_mlp = eval_separate_testing(mlp, data_train, data_test)
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59%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5900/10000 [00:08<00:05, 734.05it/s]
60%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6000/10000 [00:08<00:05, 726.54it/s]
61%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6100/10000 [00:08<00:05, 729.96it/s]
62%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6200/10000 [00:08<00:05, 727.93it/s]
63%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6300/10000 [00:08<00:05, 725.29it/s]
64%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6400/10000 [00:08<00:04, 720.41it/s]
65%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6500/10000 [00:09<00:04, 716.23it/s]
66%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6600/10000 [00:09<00:04, 714.90it/s]
67%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6700/10000 [00:09<00:04, 719.91it/s]
68%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6800/10000 [00:09<00:04, 711.00it/s]
69%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6900/10000 [00:09<00:04, 714.57it/s]
70%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7000/10000 [00:09<00:04, 713.78it/s]
71%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7100/10000 [00:09<00:04, 715.64it/s]
72%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7200/10000 [00:10<00:03, 720.31it/s]
73%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7300/10000 [00:10<00:03, 720.78it/s]
74%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7400/10000 [00:10<00:03, 724.48it/s]
75%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7500/10000 [00:10<00:03, 731.97it/s]
76%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7600/10000 [00:10<00:03, 733.21it/s]
77%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7700/10000 [00:10<00:03, 728.36it/s]
78%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7800/10000 [00:10<00:03, 725.22it/s]
79%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7900/10000 [00:11<00:02, 730.16it/s]
80%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8000/10000 [00:11<00:02, 730.76it/s]
81%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8100/10000 [00:11<00:02, 726.85it/s]
82%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8200/10000 [00:11<00:02, 729.65it/s]
83%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8300/10000 [00:11<00:02, 731.08it/s]
84%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8400/10000 [00:11<00:02, 728.56it/s]
85%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8500/10000 [00:11<00:02, 726.54it/s]
86%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8600/10000 [00:11<00:01, 726.78it/s]
87%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8700/10000 [00:12<00:01, 722.58it/s]
88%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8800/10000 [00:12<00:01, 722.56it/s]
89%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8900/10000 [00:12<00:01, 729.12it/s]
90%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9000/10000 [00:12<00:01, 730.73it/s]
91%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9100/10000 [00:12<00:01, 724.52it/s]
92%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9200/10000 [00:12<00:01, 727.33it/s]
93%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9300/10000 [00:12<00:00, 732.37it/s]
94%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9400/10000 [00:13<00:00, 724.89it/s]
95%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9500/10000 [00:13<00:00, 724.31it/s]
96%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9600/10000 [00:13<00:00, 725.36it/s]
97%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9700/10000 [00:13<00:00, 734.79it/s]
98%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9800/10000 [00:13<00:00, 732.25it/s]
99%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9900/10000 [00:13<00:00, 723.37it/s]
100%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ| 10000/10000 [00:13<00:00, 725.18it/s]
100%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ| 10000/10000 [00:13<00:00, 719.72it/s]
# Evaluate a Hoeffding Tree classifier
tree = HoeffdingTreeClassifier(tau=0.05)
steps, results_tree = eval_separate_testing(tree, data_train, data_test)
0%| | 0/10000 [00:00<?, ?it/s]
2%|ββββββ | 200/10000 [00:00<00:06, 1401.48it/s]
4%|βββββββββββ | 400/10000 [00:00<00:06, 1413.79it/s]
6%|βββββββββββββββββ | 600/10000 [00:00<00:06, 1417.47it/s]
8%|ββββββββββββββββββββββ | 800/10000 [00:00<00:06, 1408.06it/s]
10%|ββββββββββββββββββββββββββββ | 1000/10000 [00:00<00:06, 1410.37it/s]
12%|βββββββββββββββββββββββββββββββββ | 1200/10000 [00:00<00:06, 1426.35it/s]
14%|ββββββββββββββββββββββββββββββββββββββ | 1400/10000 [00:00<00:05, 1449.83it/s]
16%|ββββββββββββββββββββββββββββββββββββββββββββ | 1600/10000 [00:01<00:05, 1470.42it/s]
18%|βββββββββββββββββββββββββββββββββββββββββββββββββ | 1800/10000 [00:01<00:05, 1461.60it/s]
20%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 2000/10000 [00:01<00:05, 1465.54it/s]
22%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 2200/10000 [00:01<00:05, 1467.96it/s]
24%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 2400/10000 [00:01<00:05, 1458.74it/s]
26%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 2600/10000 [00:01<00:05, 1438.14it/s]
28%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 2800/10000 [00:01<00:05, 1439.49it/s]
30%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 3000/10000 [00:02<00:04, 1455.77it/s]
32%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 3200/10000 [00:02<00:04, 1460.67it/s]
34%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 3400/10000 [00:02<00:04, 1459.35it/s]
36%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 3600/10000 [00:02<00:04, 1462.91it/s]
38%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 3800/10000 [00:02<00:04, 1474.20it/s]
40%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 4000/10000 [00:02<00:04, 1471.10it/s]
42%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 4200/10000 [00:02<00:03, 1474.92it/s]
44%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 4400/10000 [00:03<00:03, 1481.42it/s]
46%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 4600/10000 [00:03<00:03, 1482.57it/s]
48%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 4800/10000 [00:03<00:03, 1471.34it/s]
50%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5000/10000 [00:03<00:03, 1473.30it/s]
51%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5148/10000 [00:03<00:03, 1310.80it/s]
53%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5281/10000 [00:03<00:04, 1171.86it/s]
54%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5400/10000 [00:04<00:05, 852.98it/s]
55%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5500/10000 [00:04<00:05, 806.85it/s]
56%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5600/10000 [00:04<00:05, 774.61it/s]
57%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5700/10000 [00:04<00:05, 755.04it/s]
58%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5800/10000 [00:04<00:05, 737.85it/s]
59%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 5900/10000 [00:04<00:05, 727.15it/s]
60%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6000/10000 [00:04<00:05, 717.58it/s]
61%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6100/10000 [00:05<00:05, 722.86it/s]
62%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6200/10000 [00:05<00:05, 715.20it/s]
63%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6300/10000 [00:05<00:05, 714.08it/s]
64%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6400/10000 [00:05<00:05, 709.24it/s]
65%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6500/10000 [00:05<00:04, 712.84it/s]
66%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6600/10000 [00:05<00:04, 709.04it/s]
67%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6700/10000 [00:05<00:04, 704.78it/s]
68%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6800/10000 [00:06<00:04, 691.27it/s]
69%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 6900/10000 [00:06<00:04, 691.39it/s]
70%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7000/10000 [00:06<00:04, 689.06it/s]
71%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7100/10000 [00:06<00:04, 695.43it/s]
72%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7200/10000 [00:06<00:04, 699.39it/s]
73%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7300/10000 [00:06<00:03, 703.98it/s]
74%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7400/10000 [00:06<00:03, 697.86it/s]
75%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7500/10000 [00:07<00:03, 704.38it/s]
76%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7600/10000 [00:07<00:03, 704.23it/s]
77%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7700/10000 [00:07<00:03, 709.88it/s]
78%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7800/10000 [00:07<00:03, 709.48it/s]
79%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 7900/10000 [00:07<00:02, 713.03it/s]
80%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8000/10000 [00:07<00:02, 710.40it/s]
81%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8100/10000 [00:07<00:02, 704.92it/s]
82%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8200/10000 [00:07<00:02, 699.53it/s]
83%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8300/10000 [00:08<00:02, 696.32it/s]
84%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8400/10000 [00:08<00:02, 695.14it/s]
85%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8500/10000 [00:08<00:02, 691.13it/s]
86%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8600/10000 [00:08<00:02, 690.11it/s]
87%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8700/10000 [00:08<00:01, 688.53it/s]
88%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8800/10000 [00:08<00:01, 685.43it/s]
89%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 8900/10000 [00:09<00:01, 695.61it/s]
90%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9000/10000 [00:09<00:01, 699.90it/s]
91%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9100/10000 [00:09<00:01, 703.52it/s]
92%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9200/10000 [00:09<00:01, 701.34it/s]
93%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9300/10000 [00:09<00:00, 708.38it/s]
94%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9400/10000 [00:09<00:00, 706.90it/s]
95%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9500/10000 [00:09<00:00, 702.33it/s]
96%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9600/10000 [00:10<00:00, 697.37it/s]
97%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9700/10000 [00:10<00:00, 703.23it/s]
98%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9800/10000 [00:10<00:00, 699.77it/s]
99%|βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ | 9900/10000 [00:10<00:00, 706.80it/s]
100%|ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ| 10000/10000 [00:10<00:00, 705.44it/s]
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Visualize Accuracy over Timesteps¶
fig, axs = plt.subplots(nrows=2, figsize=(6, 6), sharex=True)
results = {"MLP": results_mlp, "Hoeffding Tree": results_tree}
for model_idx, (model_name, model_results) in enumerate(results.items()):
ax = axs[model_idx]
ax.plot(steps, model_results[0], label="Task 1")
ax.plot(steps, model_results[1], label="Task 2")
ax.axvline(5000, c="red", label="Change of Training Task")
ax.set_ylabel("Accuracy")
ax.set_title(model_name)
axs[-1].set_xlabel("Steps")
axs[-1].set_xlim(0, 10000)
axs[0].legend(loc=(1.04, 0))
<matplotlib.legend.Legend at 0x12c439a50>
