Search Results for author: Djork-Arné Clevert

Found 14 papers, 4 papers with code

Navigating the Design Space of Equivariant Diffusion-Based Generative Models for De Novo 3D Molecule Generation

no code implementations29 Sep 2023 Tuan Le, Julian Cremer, Frank Noé, Djork-Arné Clevert, Kristof Schütt

To further strengthen the applicability of diffusion models to limited training data, we investigate the transferability of EQGAT-diff trained on the large PubChem3D dataset with implicit hydrogen atoms to target different data distributions.

3D Molecule Generation Drug Discovery

From slides (through tiles) to pixels: an explainability framework for weakly supervised models in pre-clinical pathology

no code implementations3 Feb 2023 Marco Bertolini, Van-Khoa Le, Jake Pencharz, Andreas Poehlmann, Djork-Arné Clevert, Santiago Villalba, Floriane Montanari

We validate quantitatively our methods by quantifying the agreements of our explanations' heatmaps with pathologists' annotations, as well as with predictions from a segmentation model trained on such annotations.

Explainable Artificial Intelligence (XAI) whole slide images

Equivariant Graph Attention Networks for Molecular Property Prediction

no code implementations20 Feb 2022 Tuan Le, Frank Noé, Djork-Arné Clevert

Learning and reasoning about 3D molecular structures with varying size is an emerging and important challenge in machine learning and especially in drug discovery.

Drug Discovery Graph Attention +2

Explaining, Evaluating and Enhancing Neural Networks' Learned Representations

no code implementations18 Feb 2022 Marco Bertolini, Djork-Arné Clevert, Floriane Montanari

Finally, we show that adopting our proposed scores as constraints during the training of a representation learning task improves the downstream performance of the model.

Disentanglement Informativeness +1

Unsupervised Learning of Group Invariant and Equivariant Representations

no code implementations15 Feb 2022 Robin Winter, Marco Bertolini, Tuan Le, Frank Noé, Djork-Arné Clevert

In this work, we extend group invariant and equivariant representation learning to the field of unsupervised deep learning.

Decoder Representation Learning +1

Improving Molecular Graph Neural Network Explainability with Orthonormalization and Induced Sparsity

1 code implementation11 May 2021 Ryan Henderson, Djork-Arné Clevert, Floriane Montanari

Rationalizing which parts of a molecule drive the predictions of a molecular graph convolutional neural network (GCNN) can be difficult.

Parameterized Hypercomplex Graph Neural Networks for Graph Classification

1 code implementation30 Mar 2021 Tuan Le, Marco Bertolini, Frank Noé, Djork-Arné Clevert

Despite recent advances in representation learning in hypercomplex (HC) space, this subject is still vastly unexplored in the context of graphs.

General Classification Graph Classification +1

Auto-Encoding Molecular Conformations

no code implementations5 Jan 2021 Robin Winter, Frank Noé, Djork-Arné Clevert

In this work we introduce an Autoencoder for molecular conformations.

Gini in a Bottleneck: Sparse Molecular Representations for Graph Convolutional Neural Networks

no code implementations9 Oct 2020 Ryan Henderson, Djork-Arné Clevert, Floriane Montanari

Due to the nature of deep learning approaches, it is inherently difficult to understand which aspects of a molecular graph drive the predictions of the network.

DeepPCM: Predicting Protein-Ligand Binding using Unsupervised Learned Representations

no code implementations25 Sep 2019 Paul Kim, Robin Winter, Djork-Arné Clevert

We apply this reasoning to propose a novel proteochemometric modeling methodology which, for the first time, uses embeddings generated via unsupervised representation learning for both the protein and ligand descriptors.

Drug Discovery Representation Learning

IVE-GAN: Invariant Encoding Generative Adversarial Networks

no code implementations ICLR 2018 Robin Winter, Djork-Arné Clevert

Although GANs can learn a rich representation of the covered modes of the data in their latent space, the framework misses an inverse mapping from data to this latent space.

Image Generation

Fast and Accurate Deep Network Learning by Exponential Linear Units (ELUs)

16 code implementations23 Nov 2015 Djork-Arné Clevert, Thomas Unterthiner, Sepp Hochreiter

In contrast to ReLUs, ELUs have negative values which allows them to push mean unit activations closer to zero like batch normalization but with lower computational complexity.

Ranked #144 on Image Classification on CIFAR-100 (using extra training data)

General Classification Image Classification

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