Search Results for author: Jochen Garcke

Found 18 papers, 6 papers with code

Unsupervised Representation Learning for Diverse Deformable Shape Collections

no code implementations27 Oct 2023 Sara Hahner, Souhaib Attaiki, Jochen Garcke, Maks Ovsjanikov

Unlike previous 3D mesh autoencoders that require meshes to be in a 1-to-1 correspondence, our approach is trained on diverse meshes in an unsupervised manner.

Representation Learning

On minimizing the training set fill distance in machine learning regression

no code implementations20 Jul 2023 Paolo Climaco, Jochen Garcke

We empirically show that selecting a training set by aiming to minimize the fill distance, thereby minimizing our derived bound, significantly reduces the maximum prediction error of various regression models, outperforming alternative sampling approaches by a large margin.

regression

On the Interplay of Subset Selection and Informed Graph Neural Networks

no code implementations15 Jun 2023 Niklas Breustedt, Paolo Climaco, Jochen Garcke, Jan Hamaekers, Gitta Kutyniok, Dirk A. Lorenz, Rick Oerder, Chirag Varun Shukla

However, learning on large datasets is strongly limited by the availability of computational resources and can be infeasible in some scenarios.

Graph Extraction for Assisting Crash Simulation Data Analysis

no code implementations15 Jun 2023 Anahita Pakiman, Jochen Garcke, Axel Schumacher

In this work, we establish a method for abstracting information from Computer Aided Engineering (CAE) into graphs.

Recommendation Systems

Evolutionary Solution Adaption for Multi-Objective Metal Cutting Process Optimization

no code implementations31 May 2023 Leo Francoso Dal Piccol Sotto, Sebastian Mayer, Hemanth Janarthanam, Alexander Butz, Jochen Garcke

Optimizing manufacturing process parameters is typically a multi-objective problem with often contradictory objectives such as production quality and production time.

Transfer Learning using Spectral Convolutional Autoencoders on Semi-Regular Surface Meshes

1 code implementation12 Dec 2022 Sara Hahner, Felix Kerkhoff, Jochen Garcke

To study the deformation patterns of unseen shapes by transfer learning, we want to train an autoencoder that can analyze new surface meshes without training a new network.

Transfer Learning

Graph Modeling in Computer Assisted Automotive Development

1 code implementation29 Sep 2022 Anahita Pakiman, Jochen Garcke

We consider graph modeling for a knowledge graph for vehicle development, with a focus on crash safety.

Mesh Convolutional Autoencoder for Semi-Regular Meshes of Different Sizes

1 code implementation18 Oct 2021 Sara Hahner, Jochen Garcke

The analysis of deforming 3D surface meshes is accelerated by autoencoders since the low-dimensional embeddings can be used to visualize underlying dynamics.

Multi-resolution Dynamic Mode Decomposition for Damage Detection in Wind Turbine Gearboxes

no code implementations8 Oct 2021 Paolo Climaco, Jochen Garcke, Rodrigo Iza-Teran

We introduce an approach for damage detection in gearboxes based on the analysis of sensor data with the multi-resolution dynamic mode decomposition (mrDMD).

Wavelet-Packets for Deepfake Image Analysis and Detection

2 code implementations17 Jun 2021 Moritz Wolter, Felix Blanke, Raoul Heese, Jochen Garcke

Additionally, this paper proposes to learn a model for the detection of synthetic images based on the wavelet-packet representation of natural and GAN-generated images.

Face Swapping

Analysis and Prediction of Deforming 3D Shapes using Oriented Bounding Boxes and LSTM Autoencoders

no code implementations31 Aug 2020 Sara Hahner, Rodrigo Iza-Teran, Jochen Garcke

For sequences of complex 3D shapes in time we present a general approach to detect patterns for their analysis and to predict the deformation by making use of structural components of the complex shape.

A Compact Spectral Descriptor for Shape Deformations

no code implementations10 Mar 2020 Skylar Sible, Rodrigo Iza-Teran, Jochen Garcke, Nikola Aulig, Patricia Wollstadt

The proposed descriptor provides a novel approach to the parametrization of geometric deformation behavior and enables the use of state-of-the-art data analysis techniques such as machine learning to engineering tasks concerned with plastic deformation behavior.

BIG-bench Machine Learning

Unsupervised Learning of Automotive 3D Crash Simulations using LSTMs

no code implementations ICLR 2020 Amin Abbasloo, Jochen Garcke, Rodrigo Iza-Teran

Long short-term memory (LSTM) networks allow to exhibit temporal dynamic behavior with feedback connections and seem a natural choice for learning sequences of 3D meshes.

Video Prediction

Explainable Machine Learning for Scientific Insights and Discoveries

no code implementations21 May 2019 Ribana Roscher, Bastian Bohn, Marco F. Duarte, Jochen Garcke

Machine learning methods have been remarkably successful for a wide range of application areas in the extraction of essential information from data.

BIG-bench Machine Learning

Event-triggered Learning for Resource-efficient Networked Control

no code implementations5 Mar 2018 Friedrich Solowjow, Dominik Baumann, Jochen Garcke, Sebastian Trimpe

Common event-triggered state estimation (ETSE) algorithms save communication in networked control systems by predicting agents' behavior, and transmitting updates only when the predictions deviate significantly.

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