1 code implementation • insights (ACL) 2022 • Philipp Koch, Matthias Aßenmacher, Christian Heumann
Evaluating generated text received new attention with the introduction of model-based metrics in recent years.
no code implementations • 6 Sep 2024 • Luis Mayer, Christian Heumann, Matthias Aßenmacher
To gain further insights, we measure the runtime as well as the memory usage of the generated outputs and compared them to the other code submissions on Leetcode.
no code implementations • 26 Jul 2024 • Esteban Garces Arias, Julian Rodemann, Meimingwei Li, Christian Heumann, Matthias Aßenmacher
Decoding from the output distributions of large language models to produce high-quality text is a complex challenge in language modeling.
1 code implementation • 31 May 2024 • Fabian Obster, Christian Heumann
This paper introduces the sgboost package in R, which implements sparse-group boosting for modeling high-dimensional data with natural groupings in covariates.
no code implementations • 18 Mar 2024 • Samyajoy Pal, Christian Heumann
This study tackles the efficient estimation of Kullback-Leibler (KL) Divergence in Dirichlet Mixture Models (DMM), crucial for clustering compositional data.
no code implementations • 20 Dec 2023 • Christian A. Scholbeck, Julia Moosbauer, Giuseppe Casalicchio, Hoshin Gupta, Bernd Bischl, Christian Heumann
We argue that interpretations of machine learning (ML) models or the model-building process can bee seen as a form of sensitivity analysis (SA), a general methodology used to explain complex systems in many fields such as environmental modeling, engineering, or economics.
1 code implementation • EMNLP 2023 • Esteban Garces Arias, Vallari Pai, Matthias Schöffel, Christian Heumann, and Matthias Aßenmacher
While existing neural network-based approaches have shown promising results in Handwritten Text Recognition (HTR) for high-resource languages and standardized/machine-written text, their application to low-resource languages often presents challenges, resulting in reduced effectiveness.
no code implementations • 3 Oct 2023 • Holger Löwe, Christian A. Scholbeck, Christian Heumann, Bernd Bischl, Giuseppe Casalicchio
Forward marginal effects (FMEs) have recently been introduced as a versatile and effective model-agnostic interpretation method.
1 code implementation • 21 Sep 2023 • Stefanie Urchs, Veronika Thurner, Matthias Aßenmacher, Christian Heumann, Stephanie Thiemichen
With the introduction of ChatGPT, OpenAI made large language models (LLM) accessible to users with limited IT expertise.
no code implementations • 18 Aug 2023 • Philipp Koch, Gilary Vera Nuñez, Esteban Garces Arias, Christian Heumann, Matthias Schöffel, Alexander Häberlin, Matthias Aßenmacher
This dictionary entails record cards referring to lemmas in medieval Latin, a low-resource language.
1 code implementation • 31 Jul 2023 • Matthias Aßenmacher, Nadja Sauter, Christian Heumann
We explore the potential of domain transfer across geographical locations, languages, time, and genre in a large-scale database of political manifestos.
1 code implementation • 14 Jul 2023 • Ibrahim Tolga Öztürk, Rostislav Nedelchev, Christian Heumann, Esteban Garces Arias, Marius Roger, Bernd Bischl, Matthias Aßenmacher
Recent studies have demonstrated how to assess the stereotypical bias in pre-trained English language models.
no code implementations • 4 May 2023 • Fabian Obster, Christian Heumann, Heidi Bohle, Paul Pechan
We describe how interpretable boosting algorithms based on ridge-regularized generalized linear models can be used to analyze high-dimensional environmental data.
1 code implementation • 12 Jan 2023 • Cem Akkus, Luyang Chu, Vladana Djakovic, Steffen Jauch-Walser, Philipp Koch, Giacomo Loss, Christopher Marquardt, Marco Moldovan, Nadja Sauter, Maximilian Schneider, Rickmer Schulte, Karol Urbanczyk, Jann Goschenhofer, Christian Heumann, Rasmus Hvingelby, Daniel Schalk, Matthias Aßenmacher
This book is the result of a seminar in which we reviewed multimodal approaches and attempted to create a solid overview of the field, starting with the current state-of-the-art approaches in the two subfields of Deep Learning individually.
1 code implementation • 13 Jun 2022 • Fabian Obster, Christian Heumann
By using component-wise and group-wise gradient boosting at the same time with adjusted degrees of freedom, a model with similar properties as the sparse group lasso can be fitted through boosting.
no code implementations • 26 Apr 2022 • Linwei Li, Paul-Amaury Matt, Christian Heumann
The article is concerned with the problem of multi-step financial time series forecasting of Foreign Exchange (FX) rates.
no code implementations • 21 Jan 2022 • Christian A. Scholbeck, Giuseppe Casalicchio, Christoph Molnar, Bernd Bischl, Christian Heumann
Hence, marginal effects are typically used as approximations for feature effects, either in the shape of derivatives of the prediction function or forward differences in prediction due to a change in a feature value.
no code implementations • 3 Jan 2020 • Matthias Aßenmacher, Christian Heumann
It is not always obvious where these improvements originate from, as it is not possible to completely disentangle the contributions of the three driving forces.
2 code implementations • 8 Apr 2019 • Christian A. Scholbeck, Christoph Molnar, Christian Heumann, Bernd Bischl, Giuseppe Casalicchio
Model-agnostic interpretation techniques allow us to explain the behavior of any predictive model.