Search Results for author: Lars Mescheder

Found 12 papers, 8 papers with code

Learning Neural Light Transport

no code implementations5 Jun 2020 Paul Sanzenbacher, Lars Mescheder, Andreas Geiger

In recent years, deep generative models have gained significance due to their ability to synthesize natural-looking images with applications ranging from virtual reality to data augmentation for training computer vision models.

Data Augmentation Image Denoising

Learning Implicit Surface Light Fields

3 code implementations27 Mar 2020 Michael Oechsle, Michael Niemeyer, Lars Mescheder, Thilo Strauss, Andreas Geiger

In this work, we propose a novel implicit representation for capturing the visual appearance of an object in terms of its surface light field.

3D Reconstruction Image Generation +1

Convolutional Occupancy Networks

6 code implementations ECCV 2020 Songyou Peng, Michael Niemeyer, Lars Mescheder, Marc Pollefeys, Andreas Geiger

Recently, implicit neural representations have gained popularity for learning-based 3D reconstruction.

3D Reconstruction

Towards Unsupervised Learning of Generative Models for 3D Controllable Image Synthesis

1 code implementation CVPR 2020 Yiyi Liao, Katja Schwarz, Lars Mescheder, Andreas Geiger

We define the new task of 3D controllable image synthesis and propose an approach for solving it by reasoning both in 3D space and in the 2D image domain.

Image Generation Object

Texture Fields: Learning Texture Representations in Function Space

no code implementations ICCV 2019 Michael Oechsle, Lars Mescheder, Michael Niemeyer, Thilo Strauss, Andreas Geiger

A major reason for these limitations is that common representations of texture are inefficient or hard to interface for modern deep learning techniques.

Which Training Methods for GANs do actually Converge?

9 code implementations ICML 2018 Lars Mescheder, Andreas Geiger, Sebastian Nowozin

In this paper, we show that the requirement of absolute continuity is necessary: we describe a simple yet prototypical counterexample showing that in the more realistic case of distributions that are not absolutely continuous, unregularized GAN training is not always convergent.

Augmented Reality Meets Computer Vision : Efficient Data Generation for Urban Driving Scenes

no code implementations4 Aug 2017 Hassan Abu Alhaija, Siva Karthik Mustikovela, Lars Mescheder, Andreas Geiger, Carsten Rother

Further, we demonstrate the utility of our approach on training standard deep models for semantic instance segmentation and object detection of cars in outdoor driving scenes.

Instance Segmentation Object +3

The Numerics of GANs

4 code implementations NeurIPS 2017 Lars Mescheder, Sebastian Nowozin, Andreas Geiger

In this paper, we analyze the numerics of common algorithms for training Generative Adversarial Networks (GANs).

Adversarial Variational Bayes: Unifying Variational Autoencoders and Generative Adversarial Networks

1 code implementation ICML 2017 Lars Mescheder, Sebastian Nowozin, Andreas Geiger

We show that in the nonparametric limit our method yields an exact maximum-likelihood assignment for the parameters of the generative model, as well as the exact posterior distribution over the latent variables given an observation.

Probabilistic Duality for Parallel Gibbs Sampling without Graph Coloring

no code implementations21 Nov 2016 Lars Mescheder, Sebastian Nowozin, Andreas Geiger

We present a new notion of probabilistic duality for random variables involving mixture distributions.

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