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Avalanche is an end-to-end Continual Learning library based on Pytorch, born within ContinualAI with the unique goal of providing a shared and collaborative open-source (MIT licensed) codebase for fast prototyping, training and reproducible evaluation of continual learning algorithms.
️ Looking for continual learning baselines? In the CL-Baseline sibling project based on Avalanche we reproduce seminal papers results you can directly use in your experiments!
Avalanche can help Continual Learning researchers in several ways:
The library is organized into four main modules:
Avalanche the first experiment of an End-to-end Library for reproducible continual learning research & development where you can find benchmarks, algorithms, evaluation metrics and much more, in the same place.
Let's make it together ??? a wonderful ride! ?
Check out below how you can start using Avalanche! ?
import torch
from torch.nn import CrossEntropyLoss
from torch.optim import SGD
from avalanche.benchmarks.classic import PermutedMNIST
from avalanche.models import SimpleMLP
from avalanche.training import Naive
# Config
device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
# model
model = SimpleMLP(num_classes=10)
# CL Benchmark Creation
perm_mnist = PermutedMNIST(n_experiences=3)
train_stream = perm_mnist.train_stream
test_stream = perm_mnist.test_stream
# Prepare for training & testing
optimizer = SGD(model.parameters(), lr=0.001, momentum=0.9)
criterion = CrossEntropyLoss()
# Continual learning strategy
cl_strategy = Naive(
model, optimizer, criterion, train_mb_size=32, train_epochs=2,
eval_mb_size=32, device=device)
# train and test loop over the stream of experiences
results = []
for train_exp in train_stream:
cl_strategy.train(train_exp)
results.append(cl_strategy.eval(test_stream))
Avalanche is a framework in constant development. Thanks to the support of the ContinualAI community and its active members we are quickly extending its features and improve its usability based on the demands of our research community!
A the moment, Avalanche is in Beta. We support several Benchmarks, Strategies and Metrics, that make it, we believe, the best tool out there for your continual learning research! ?
You can install Avalanche by running pip install avalanche-lib
.
This will install the core Avalanche package. You can install Avalanche with extra packages to enable more functionalities.
Look here for a more complete guide on the different ways available to install Avalanche.
We know that learning a new tool may be tough at first. This is why we made Avalanche as easy as possible to learn with a set of resources that will help you along the way. For example, you may start with our 5-minutes guide that will let you acquire the basics about Avalanche and how you can use it in your research project:
We have also prepared for you a large set of examples & snippets you can plug-in directly into your code and play with:
Having completed these two sections, you will already feel with superpowers ⚡, this is why we have also created an in-depth tutorial that will cover all the aspects of Avalanche in detail and make you a true Continual Learner! ??
If you use Avalanche in your research project, please remember to cite our JMLR-MLOSS paper https://jmlr.org/papers/v24/23-0130.html. This will help us make Avalanche better known in the machine learning community, ultimately making a better tool for everyone:
@article{JMLR:v24:23-0130,
author = {Antonio Carta and Lorenzo Pellegrini and Andrea Cossu and Hamed Hemati and Vincenzo Lomonaco},
title = {Avalanche: A PyTorch Library for Deep Continual Learning},
journal = {Journal of Machine Learning Research},
year = {2023},
volume = {24},
number = {363},
pages = {1--6},
url = {http://jmlr.org/papers/v24/23-0130.html}
}
you can also cite the previous CLVision @ CVPR2021 workshop paper: "Avalanche: an End-to-End Library for Continual Learning".
@InProceedings{lomonaco2021avalanche,
title={Avalanche: an End-to-End Library for Continual Learning},
author={Vincenzo Lomonaco and Lorenzo Pellegrini and Andrea Cossu and Antonio Carta and Gabriele Graffieti and Tyler L. Hayes and Matthias De Lange and Marc Masana and Jary Pomponi and Gido van de Ven and Martin Mundt and Qi She and Keiland Cooper and Jeremy Forest and Eden Belouadah and Simone Calderara and German I. Parisi and Fabio Cuzzolin and Andreas Tolias and Simone Scardapane and Luca Antiga and Subutai Amhad and Adrian Popescu and Christopher Kanan and Joost van de Weijer and Tinne Tuytelaars and Davide Bacciu and Davide Maltoni},
booktitle={Proceedings of IEEE Conference on Computer Vision and Pattern Recognition},
series={2nd Continual Learning in Computer Vision Workshop},
year={2021}
}
Avalanche is the flagship open-source collaborative project of ContinualAI: a non-profit research organization and the largest open community on Continual Learning for AI.
Do you have a question, do you want to report an issue or simply ask for a new feature? Check out the Questions & Issues center. Do you want to improve Avalanche yourself? Follow these simple rules on How to Contribute.
The Avalanche project is maintained by the collaborative research team ContinualAI Lab and used extensively by the Units of the ContinualAI Research (CLAIR) consortium, a research network of the major continual learning stakeholders around the world.
We are always looking for new awesome members willing to join the ContinualAI Lab, so check out our official website if you want to learn more about us and our activities, or contact us.
Learn more about the Avalanche team and all the people who made it great!