Search Results for author: David T. Hoffmann

Found 6 papers, 4 papers with code

Learning to Train with Synthetic Humans

2 code implementations2 Aug 2019 David T. Hoffmann, Dimitrios Tzionas, Micheal J. Black, Siyu Tang

Here we explore two variations of synthetic data for this challenging problem; a dataset with purely synthetic humans and a real dataset augmented with synthetic humans.

2D Pose Estimation Pose Estimation

Learning Multi-Human Optical Flow

2 code implementations24 Oct 2019 Anurag Ranjan, David T. Hoffmann, Dimitrios Tzionas, Siyu Tang, Javier Romero, Michael J. Black

Therefore, we develop a dataset of multi-human optical flow and train optical flow networks on this dataset.

Optical Flow Estimation

Ranking Info Noise Contrastive Estimation: Boosting Contrastive Learning via Ranked Positives

1 code implementation27 Jan 2022 David T. Hoffmann, Nadine Behrmann, Juergen Gall, Thomas Brox, Mehdi Noroozi

This paper introduces Ranking Info Noise Contrastive Estimation (RINCE), a new member in the family of InfoNCE losses that preserves a ranked ordering of positive samples.

Contrastive Learning Out-of-Distribution Detection +2

Eureka-Moments in Transformers: Multi-Step Tasks Reveal Softmax Induced Optimization Problems

no code implementations19 Oct 2023 David T. Hoffmann, Simon Schrodi, Nadine Behrmann, Volker Fischer, Thomas Brox

In this work, we study rapid, step-wise improvements of the loss in transformers when being confronted with multi-step decision tasks.

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