Search Results for author: David Schneider

Found 11 papers, 8 papers with code

Navigating Open Set Scenarios for Skeleton-based Action Recognition

1 code implementation11 Dec 2023 Kunyu Peng, Cheng Yin, Junwei Zheng, Ruiping Liu, David Schneider, Jiaming Zhang, Kailun Yang, M. Saquib Sarfraz, Rainer Stiefelhagen, Alina Roitberg

In real-world scenarios, human actions often fall outside the distribution of training data, making it crucial for models to recognize known actions and reject unknown ones.

Novelty Detection Open Set Action Recognition +3

RelaMiX: Exploring Few-Shot Adaptation in Video-based Action Recognition

2 code implementations15 May 2023 Kunyu Peng, Di Wen, David Schneider, Jiaming Zhang, Kailun Yang, M. Saquib Sarfraz, Rainer Stiefelhagen, Alina Roitberg

Domain adaptation is essential for activity recognition to ensure accurate and robust performance across diverse environments, sensor types, and data sources.

Action Recognition Unsupervised Domain Adaptation

MuscleMap: Towards Video-based Activated Muscle Group Estimation in the Wild

1 code implementation2 Mar 2023 Kunyu Peng, David Schneider, Alina Roitberg, Kailun Yang, Jiaming Zhang, Chen Deng, Kaiyu Zhang, M. Saquib Sarfraz, Rainer Stiefelhagen

In this paper, we tackle the new task of video-based Activated Muscle Group Estimation (AMGE) aiming at identifying active muscle regions during physical activity in the wild.

Human Activity Recognition Knowledge Distillation +1

Anticipative Feature Fusion Transformer for Multi-Modal Action Anticipation

1 code implementation23 Oct 2022 Zeyun Zhong, David Schneider, Michael Voit, Rainer Stiefelhagen, Jürgen Beyerer

Although human action anticipation is a task which is inherently multi-modal, state-of-the-art methods on well known action anticipation datasets leverage this data by applying ensemble methods and averaging scores of unimodal anticipation networks.

Action Anticipation

ModSelect: Automatic Modality Selection for Synthetic-to-Real Domain Generalization

no code implementations19 Aug 2022 Zdravko Marinov, Alina Roitberg, David Schneider, Rainer Stiefelhagen

Modality selection is an important step when designing multimodal systems, especially in the case of cross-domain activity recognition as certain modalities are more robust to domain shift than others.

Cross-Domain Activity Recognition Domain Generalization

Multimodal Generation of Novel Action Appearances for Synthetic-to-Real Recognition of Activities of Daily Living

1 code implementation3 Aug 2022 Zdravko Marinov, David Schneider, Alina Roitberg, Rainer Stiefelhagen

We tackle this challenge and introduce an activity domain generation framework which creates novel ADL appearances (novel domains) from different existing activity modalities (source domains) inferred from video training data.

Activity Recognition multimodal generation +1

A Comparative Analysis of Decision-Level Fusion for Multimodal Driver Behaviour Understanding

no code implementations10 Apr 2022 Alina Roitberg, Kunyu Peng, Zdravko Marinov, Constantin Seibold, David Schneider, Rainer Stiefelhagen

Visual recognition inside the vehicle cabin leads to safer driving and more intuitive human-vehicle interaction but such systems face substantial obstacles as they need to capture different granularities of driver behaviour while dealing with highly limited body visibility and changing illumination.

Is my Driver Observation Model Overconfident? Input-guided Calibration Networks for Reliable and Interpretable Confidence Estimates

no code implementations10 Apr 2022 Alina Roitberg, Kunyu Peng, David Schneider, Kailun Yang, Marios Koulakis, Manuel Martinez, Rainer Stiefelhagen

In this work, we for the first time examine how well the confidence values of modern driver observation models indeed match the probability of the correct outcome and show that raw neural network-based approaches tend to significantly overestimate their prediction quality.

Action Recognition Image Classification

Affect-DML: Context-Aware One-Shot Recognition of Human Affect using Deep Metric Learning

1 code implementation30 Nov 2021 Kunyu Peng, Alina Roitberg, David Schneider, Marios Koulakis, Kailun Yang, Rainer Stiefelhagen

Human affect recognition is a well-established research area with numerous applications, e. g., in psychological care, but existing methods assume that all emotions-of-interest are given a priori as annotated training examples.

Emotion Recognition Metric Learning +1

Let's Play for Action: Recognizing Activities of Daily Living by Learning from Life Simulation Video Games

1 code implementation12 Jul 2021 Alina Roitberg, David Schneider, Aulia Djamal, Constantin Seibold, Simon Reiß, Rainer Stiefelhagen

Recognizing Activities of Daily Living (ADL) is a vital process for intelligent assistive robots, but collecting large annotated datasets requires time-consuming temporal labeling and raises privacy concerns, e. g., if the data is collected in a real household.

Action Classification Activity Recognition +2

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