Search Results for author: Felix Petersen

Found 21 papers, 10 papers with code

Grounding Everything: Emerging Localization Properties in Vision-Language Transformers

1 code implementation1 Dec 2023 Walid Bousselham, Felix Petersen, Vittorio Ferrari, Hilde Kuehne

To leverage those capabilities, we propose a Grounding Everything Module (GEM) that generalizes the idea of value-value attention introduced by CLIPSurgery to a self-self attention path.

Image Retrieval Object Localization +2

Neural Machine Translation for Mathematical Formulae

no code implementations25 May 2023 Felix Petersen, Moritz Schubotz, Andre Greiner-Petter, Bela Gipp

We tackle the problem of neural machine translation of mathematical formulae between ambiguous presentation languages and unambiguous content languages.

Machine Translation Translation

ISAAC Newton: Input-based Approximate Curvature for Newton's Method

1 code implementation1 May 2023 Felix Petersen, Tobias Sutter, Christian Borgelt, Dongsung Huh, Hilde Kuehne, Yuekai Sun, Oliver Deussen

We present ISAAC (Input-baSed ApproximAte Curvature), a novel method that conditions the gradient using selected second-order information and has an asymptotically vanishing computational overhead, assuming a batch size smaller than the number of neurons.

Second-order methods

Learning by Sorting: Self-supervised Learning with Group Ordering Constraints

1 code implementation ICCV 2023 Nina Shvetsova, Felix Petersen, Anna Kukleva, Bernt Schiele, Hilde Kuehne

Contrastive learning has become an important tool in learning representations from unlabeled data mainly relying on the idea of minimizing distance between positive data pairs, e. g., views from the same images, and maximizing distance between negative data pairs, e. g., views from different images.

Contrastive Learning Self-Supervised Learning

Deep Differentiable Logic Gate Networks

1 code implementation15 Oct 2022 Felix Petersen, Christian Borgelt, Hilde Kuehne, Oliver Deussen

Recently, research has increasingly focused on developing efficient neural network architectures.

Efficient Neural Network

Learning with Differentiable Algorithms

no code implementations1 Sep 2022 Felix Petersen

While classic computer science algorithms are suitable for precise execution of exactly defined tasks such as finding the shortest path in a large graph, neural networks allow learning from data to predict the most likely answer in more complex tasks such as image classification, which cannot be reduced to an exact algorithm.

Image Classification

Differentiable Top-k Classification Learning

1 code implementation15 Jun 2022 Felix Petersen, Hilde Kuehne, Christian Borgelt, Oliver Deussen

In this work, we relax this assumption and optimize the model for multiple k simultaneously instead of using a single k. Leveraging recent advances in differentiable sorting and ranking, we propose a differentiable top-k cross-entropy classification loss.

General Classification Image Classification

Domain Adaptation meets Individual Fairness. And they get along

no code implementations1 May 2022 Debarghya Mukherjee, Felix Petersen, Mikhail Yurochkin, Yuekai Sun

In this paper, we leverage this connection between algorithmic fairness and distribution shifts to show that algorithmic fairness interventions can help ML models overcome distribution shifts, and that domain adaptation methods (for overcoming distribution shifts) can mitigate algorithmic biases.

Domain Adaptation Fairness

Monotonic Differentiable Sorting Networks

1 code implementation ICLR 2022 Felix Petersen, Christian Borgelt, Hilde Kuehne, Oliver Deussen

We introduce a family of sigmoid functions and prove that they produce differentiable sorting networks that are monotonic.

Style Agnostic 3D Reconstruction via Adversarial Style Transfer

no code implementations20 Oct 2021 Felix Petersen, Bastian Goldluecke, Oliver Deussen, Hilde Kuehne

Recently introduced differentiable renderers can be leveraged to learn the 3D geometry of objects from 2D images, but those approaches require additional supervision to enable the renderer to produce an output that can be compared to the input image.

3D Object Reconstruction 3D Reconstruction +3

Learning with Algorithmic Supervision via Continuous Relaxations

1 code implementation NeurIPS 2021 Felix Petersen, Christian Borgelt, Hilde Kuehne, Oliver Deussen

The integration of algorithmic components into neural architectures has gained increased attention recently, as it allows training neural networks with new forms of supervision such as ordering constraints or silhouettes instead of using ground truth labels.

Propagating Distributions through Neural Networks

no code implementations29 Sep 2021 Felix Petersen, Christian Borgelt, Mikhail Yurochkin, Hilde Kuehne, Oliver Deussen

We propose a new approach to propagating probability distributions through neural networks.

regression

A Sampling-Free Approximation of Gaussian Variational Auto-Encoders

no code implementations29 Sep 2021 Felix Petersen, Christian Borgelt, Hilde Kuehne, Oliver Deussen

We propose a sampling-free approximate formulation of Gaussian variational auto-encoders.

Differentiable Sorting Networks for Scalable Sorting and Ranking Supervision

1 code implementation9 May 2021 Felix Petersen, Christian Borgelt, Hilde Kuehne, Oliver Deussen

Sorting and ranking supervision is a method for training neural networks end-to-end based on ordering constraints.

$C^\infty$ Smooth Algorithmic Neural Networks for Solving Inverse Problems

no code implementations NeurIPS Workshop Deep_Invers 2019 Felix Petersen, Christian Borgelt, Oliver Deussen

Artificial neural networks revolutionized many areas of computer science in recent years since they provide solutions to a number of previously unsolved problems.

AlgoNet: $C^\infty$ Smooth Algorithmic Neural Networks

no code implementations16 May 2019 Felix Petersen, Christian Borgelt, Oliver Deussen

These networks integrate smooth versions of classic algorithms into the topology of neural networks.

Towards Formula Translation using Recursive Neural Networks

no code implementations10 Nov 2018 Felix Petersen, Moritz Schubotz, Bela Gipp

We implemented the first translator for mathematical formulae based on recursive neural networks.

Clustering Position +1

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