Search Results for author: Niklas Kühl

Found 57 papers, 7 papers with code

Implications of the AI Act for Non-Discrimination Law and Algorithmic Fairness

no code implementations29 Mar 2024 Luca Deck, Jan-Laurin Müller, Conradin Braun, Domenique Zipperling, Niklas Kühl

The topic of fairness in AI, as debated in the FATE (Fairness, Accountability, Transparency, and Ethics in AI) communities, has sparked meaningful discussions in the past years.

Bias Detection Ethics +1

Complementarity in Human-AI Collaboration: Concept, Sources, and Evidence

1 code implementation21 Mar 2024 Patrick Hemmer, Max Schemmer, Niklas Kühl, Michael Vössing, Gerhard Satzger

Our work provides researchers with a theoretical foundation of complementarity in human-AI decision-making and demonstrates that leveraging sources of complementarity potential constitutes a viable pathway toward effective human-AI collaboration.

Decision Making

CollaFuse: Navigating Limited Resources and Privacy in Collaborative Generative AI

no code implementations29 Feb 2024 Domenique Zipperling, Simeon Allmendinger, Lukas Struppek, Niklas Kühl

Tailored for efficient and collaborative use of denoising diffusion probabilistic models, CollaFuse enables shared server training and inference, alleviating client computational burdens.

Autonomous Driving Denoising +2

On the Effect of Contextual Information on Human Delegation Behavior in Human-AI collaboration

no code implementations9 Jan 2024 Philipp Spitzer, Joshua Holstein, Patrick Hemmer, Michael Vössing, Niklas Kühl, Dominik Martin, Gerhard Satzger

In this work, we explore the effects of providing contextual information on human decisions to delegate instances to an AI.

Navigating the Synthetic Realm: Harnessing Diffusion-based Models for Laparoscopic Text-to-Image Generation

3 code implementations5 Dec 2023 Simeon Allmendinger, Patrick Hemmer, Moritz Queisner, Igor Sauer, Leopold Müller, Johannes Jakubik, Michael Vössing, Niklas Kühl

We demonstrate the usage of state-of-the-art text-to-image architectures in the context of laparoscopic imaging with regard to the surgical removal of the gallbladder as an example.

Decision Making Text-to-Image Generation

Redefining the Laparoscopic Spatial Sense: AI-based Intra- and Postoperative Measurement from Stereoimages

1 code implementation16 Nov 2023 Leopold Müller, Patrick Hemmer, Moritz Queisner, Igor Sauer, Simeon Allmendinger, Johannes Jakubik, Michael Vössing, Niklas Kühl

A significant challenge in image-guided surgery is the accurate measurement task of relevant structures such as vessel segments, resection margins, or bowel lengths.

A Critical Survey on Fairness Benefits of XAI

no code implementations15 Oct 2023 Luca Deck, Jakob Schoeffer, Maria De-Arteaga, Niklas Kühl

In this critical survey, we analyze typical claims on the relationship between explainable AI (XAI) and fairness to disentangle the multidimensional relationship between these two concepts.

Fairness

AB2CD: AI for Building Climate Damage Classification and Detection

no code implementations3 Sep 2023 Maximilian Nitsche, S. Karthik Mukkavilli, Niklas Kühl, Thomas Brunschwiler

To achieve robust and accurate evaluations of building damage detection and classification, we evaluated different deep learning models with residual, squeeze and excitation, and dual path network backbones, as well as ensemble techniques.

Classification

The Impact of Imperfect XAI on Human-AI Decision-Making

no code implementations25 Jul 2023 Katelyn Morrison, Philipp Spitzer, Violet Turri, Michelle Feng, Niklas Kühl, Adam Perer

Our findings reveal the influence of imperfect XAI and humans' level of expertise on their reliance on AI and human-AI team performance.

Decision Making Explainable Artificial Intelligence (XAI)

ML-Based Teaching Systems: A Conceptual Framework

no code implementations12 May 2023 Philipp Spitzer, Niklas Kühl, Daniel Heinz, Gerhard Satzger

We present our findings in the form of a review of the key concepts, themes, and dimensions to understand and inform on ML-based teaching systems.

Transfer Learning

On the Perception of Difficulty: Differences between Humans and AI

no code implementations19 Apr 2023 Philipp Spitzer, Joshua Holstein, Michael Vössing, Niklas Kühl

With the increased adoption of artificial intelligence (AI) in industry and society, effective human-AI interaction systems are becoming increasingly important.

Experimental Design

Learning to Defer with Limited Expert Predictions

1 code implementation14 Apr 2023 Patrick Hemmer, Lukas Thede, Michael Vössing, Johannes Jakubik, Niklas Kühl

In this paper, we propose a three-step approach to reduce the number of expert predictions required to train learning to defer algorithms.

Enabling Inter-organizational Analytics in Business Networks Through Meta Machine Learning

no code implementations28 Mar 2023 Robin Hirt, Niklas Kühl, Dominik Martin, Gerhard Satzger

While it is often feasible to generate larger data pools within organizations, the application of analytics within (inter-organizational) business networks is still severely constrained.

Appropriate Reliance on AI Advice: Conceptualization and the Effect of Explanations

no code implementations4 Feb 2023 Max Schemmer, Niklas Kühl, Carina Benz, Andrea Bartos, Gerhard Satzger

In this paper, we propose Appropriateness of Reliance (AoR) as an underlying, quantifiable two-dimensional measurement concept.

Toward Foundation Models for Earth Monitoring: Generalizable Deep Learning Models for Natural Hazard Segmentation

no code implementations23 Jan 2023 Johannes Jakubik, Michal Muszynski, Michael Vössing, Niklas Kühl, Thomas Brunschwiler

However, DL-based approaches are designed for one specific task in a single geographic region based on specific frequency bands of satellite data.

Management

Data-Centric Artificial Intelligence

no code implementations22 Dec 2022 Johannes Jakubik, Michael Vössing, Niklas Kühl, Jannis Walk, Gerhard Satzger

Data-centric artificial intelligence (data-centric AI) represents an emerging paradigm emphasizing that the systematic design and engineering of data is essential for building effective and efficient AI-based systems.

Deep Domain Adaptation for Detecting Bomb Craters in Aerial Images

no code implementations22 Sep 2022 Marco Geiger, Dominik Martin, Niklas Kühl

The current manual analysis process is expensive and time-consuming, thus automated detection of bomb craters by using deep learning is a promising way to improve the UXO disposal process.

Domain Adaptation

Training Novices: The Role of Human-AI Collaboration and Knowledge Transfer

no code implementations1 Jul 2022 Philipp Spitzer, Niklas Kühl, Marc Goutier

Across a multitude of work environments, expert knowledge is imperative for humans to conduct tasks with high performance and ensure business success.

Transfer Learning

On the Effect of Information Asymmetry in Human-AI Teams

no code implementations3 May 2022 Patrick Hemmer, Max Schemmer, Niklas Kühl, Michael Vössing, Gerhard Satzger

Over the last years, the rising capabilities of artificial intelligence (AI) have improved human decision-making in many application areas.

Decision Making Explainable Artificial Intelligence (XAI)

Factors that influence the adoption of human-AI collaboration in clinical decision-making

no code implementations19 Apr 2022 Patrick Hemmer, Max Schemmer, Lara Riefle, Nico Rosellen, Michael Vössing, Niklas Kühl

Recent developments in Artificial Intelligence (AI) have fueled the emergence of human-AI collaboration, a setting where AI is a coequal partner.

Decision Making

On the Influence of Explainable AI on Automation Bias

no code implementations19 Apr 2022 Max Schemmer, Niklas Kühl, Carina Benz, Gerhard Satzger

However, it may also evoke human bias, especially in the form of automation bias as an over-reliance on AI advice.

Decision Making Explainable Artificial Intelligence (XAI)

Should I Follow AI-based Advice? Measuring Appropriate Reliance in Human-AI Decision-Making

no code implementations14 Apr 2022 Max Schemmer, Patrick Hemmer, Niklas Kühl, Carina Benz, Gerhard Satzger

However, recent work has shown that AI advice is not always beneficial, as humans have shown to be unable to ignore incorrect AI advice, essentially representing an over-reliance on AI.

Decision Making

What to Prioritize? Natural Language Processing for the Development of a Modern Bug Tracking Solution in Hardware Development

no code implementations28 Sep 2021 Thi Thu Hang Do, Markus Dobler, Niklas Kühl

Managing large numbers of incoming bug reports and finding the most critical issues in hardware development is time consuming, but crucial in order to reduce development costs.

Active Learning Sentence

Intelligent Decision Assistance Versus Automated Decision-Making: Enhancing Knowledge Work Through Explainable Artificial Intelligence

no code implementations28 Sep 2021 Max Schemmer, Niklas Kühl, Gerhard Satzger

To test this conceptualization, we develop hypotheses on the impacts of IDA and provide first evidence for their validity based on empirical studies in the literature.

Decision Making Explainable artificial intelligence +1

Deep Learning Strategies for Industrial Surface Defect Detection Systems

no code implementations23 Sep 2021 Dominik Martin, Simon Heinzel, Johannes Kunze von Bischhoffshausen, Niklas Kühl

Deep learning methods have proven to outperform traditional computer vision methods in various areas of image processing.

Defect Detection

Detecting Concept Drift With Neural Network Model Uncertainty

1 code implementation5 Jul 2021 Lucas Baier, Tim Schlör, Jakob Schöffer, Niklas Kühl

Structural changes over time are detected by applying the ADWIN technique on the uncertainty estimates, and detected drifts trigger a retraining of the prediction model.

A Picture is Worth a Collaboration: Accumulating Design Knowledge for Computer-Vision-based Hybrid Intelligence Systems

no code implementations23 Apr 2021 Patrick Zschech, Jannis Walk, Kai Heinrich, Michael Vössing, Niklas Kühl

For this purpose, we consider the design of such systems from a hybrid intelligence (HI) perspective and aim to derive prescriptive design knowledge for CV-based HI systems.

labelCloud: A Lightweight Domain-Independent Labeling Tool for 3D Object Detection in Point Clouds

1 code implementation5 Mar 2021 Christoph Sager, Patrick Zschech, Niklas Kühl

Within the past decade, the rise of applications based on artificial intelligence (AI) in general and machine learning (ML) in specific has led to many significant contributions within different domains.

3D Object Detection 6D Pose Estimation +2

Adjoint-based Shape Optimization for the Minimization of Flow-induced Hemolysis in Biomedical Applications

no code implementations26 Jan 2021 Georgios Bletsos, Niklas Kühl, Thomas Rung

An optimized shape, leading to a potential improvement in hemolysis induction up to 22%, is identified.

Fluid Dynamics

Needmining: Designing Digital Support to Elicit Needs from Social Media

no code implementations14 Jan 2021 Niklas Kühl, Gerhard Satzger

In a second cycle, we build on this artifact to additionally quantify the need information elicited, and prove its feasibility.

Management

Adjoint Complement to the Universal Momentum Law of the Wall

no code implementations17 Dec 2020 Niklas Kühl, Peter M. Müller, Thomas Rung

As a direct consequence of the frequently employed assumption that all primal flow properties algebraically scale with the friction velocity, it is demonstrated that a simple algebraic expression provides a consistent closure of the adjoint momentum equation in the logarithmic layer.

Fluid Dynamics Optimization and Control

Utilizing Concept Drift for Measuring the Effectiveness of Policy Interventions: The Case of the COVID-19 Pandemic

no code implementations4 Dec 2020 Lucas Baier, Niklas Kühl, Jakob Schöffer, Gerhard Satzger

As a reaction to the high infectiousness and lethality of the COVID-19 virus, countries around the world have adopted drastic policy measures to contain the pandemic.

Human vs. supervised machine learning: Who learns patterns faster?

no code implementations30 Nov 2020 Niklas Kühl, Marc Goutier, Lucas Baier, Clemens Wolff, Dominik Martin

We have designed an experiment in which 44 humans and three different machine learning algorithms identify patterns in labeled training data and have to label instances according to the patterns they find.

BIG-bench Machine Learning

Switching Scheme: A Novel Approach for Handling Incremental Concept Drift in Real-World Data Sets

no code implementations5 Nov 2020 Lucas Baier, Vincent Kellner, Niklas Kühl, Gerhard Satzger

For efficient concept drift handling, we introduce the switching scheme which combines the two principles of retraining and updating of a machine learning model.

BIG-bench Machine Learning

Adjoint Complement to the Volume-of-Fluid Method for Immiscible Flows

no code implementations6 Sep 2020 Niklas Kühl, Jörn Kröger, Martin Siebenborn, Michael Hinze, Thomas Rung

The dual scheme rigorously mirrors the primal Normalized-Variable-Diagram (NVD) stencils.

Fluid Dynamics Optimization and Control

DEAL: Deep Evidential Active Learning for Image Classification

2 code implementations22 Jul 2020 Patrick Hemmer, Niklas Kühl, Jakob Schöffer

By replacing the softmax standard output of a CNN with the parameters of a Dirichlet density, the model learns to identify data instances that contribute efficiently to improving model performance during training.

Active Learning Classification +2

AI-based Resource Allocation: Reinforcement Learning for Adaptive Auto-scaling in Serverless Environments

no code implementations29 May 2020 Lucia Schuler, Somaya Jamil, Niklas Kühl

In the recently evolving serverless framework Knative a request-based policy is proposed, where the algorithm scales resources by a configured maximum number of requests that can be processed in parallel per instance, the so-called concurrency.

Cloud Computing Management +2

How to Learn from Others: Transfer Machine Learning with Additive Regression Models to Improve Sales Forecasting

no code implementations15 May 2020 Robin Hirt, Niklas Kühl, Yusuf Peker, Gerhard Satzger

For the particular purpose of sales forecasting for similar entities, we propose a transfer machine learning approach based on additive regression models that lets new entities benefit from models of existing entities.

BIG-bench Machine Learning

A network-based transfer learning approach to improve sales forecasting of new products

no code implementations13 May 2020 Tristan Karb, Niklas Kühl, Robin Hirt, Varvara Glivici-Cotruta

A network-based Transfer Learning approach for deep neural networks is designed to investigate the efficiency of Transfer Learning in the domain of food sales forecasting.

Time Series Time Series Forecasting +1

Handling Concept Drift for Predictions in Business Process Mining

no code implementations12 May 2020 Lucas Baier, Josua Reimold, Niklas Kühl

However, current research lacks a recommendation which data should be selected for the retraining of the machine learning model.

BIG-bench Machine Learning

Sequential Transfer Machine Learning in Networks: Measuring the Impact of Data and Neural Net Similarity on Transferability

no code implementations29 Mar 2020 Robin Hirt, Akash Srivastava, Carlos Berg, Niklas Kühl

As the number of data sets in business networks grows and not every neural net transfer is successful, indicators are needed for its impact on the target performance-its transferability.

Machine Learning in Artificial Intelligence: Towards a Common Understanding

no code implementations27 Mar 2020 Niklas Kühl, Marc Goutier, Robin Hirt, Gerhard Satzger

The application of "machine learning" and "artificial intelligence" has become popular within the last decade.

BIG-bench Machine Learning

Comfort-as-a-Service: Designing a User-Oriented Thermal Comfort Artifact for Office Buildings

no code implementations27 Mar 2020 Svenja Laing, Niklas Kühl

This work addresses this research gap and aims to optimize individual environmental comfort in open office environments, taking advantage of changes in modern office infrastructure and considering actual user feedback without interfering with existing systems.

Management

Needmining: Identifying micro blog data containing customer needs

no code implementations12 Mar 2020 Niklas Kühl, Jan Scheurenbrand, Gerhard Satzger

The design of new products and services starts with the identification of needs of potential customers or users.

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