no code implementations • 30 Nov 2024 • Stefan Meisenbacher, Kaleb Phipps, Oskar Taubert, Marie Weiel, Markus Götz, Ralf Mikut, Veit Hagenmeyer
AutoPQ also automates the selection of the underlying point forecasting method and the optimization of hyperparameters, ensuring that the best model and configuration is chosen for each application.
no code implementations • 30 Nov 2024 • Stefan Meisenbacher, Silas Aaron Selzer, Mehdi Dado, Maximilian Beichter, Tim Martin, Markus Zdrallek, Peter Bretschneider, Veit Hagenmeyer, Ralf Mikut
Furthermore, the irregular interventions into the WP generation capabilities due to redispatch shutdowns pose challenges in the design and operation of WP forecasting models.
1 code implementation • 6 Nov 2024 • Nils Friederich, Angelo Jovin Yamachui Sitcheu, Annika Nassal, Matthias Pesch, Erenus Yildiz, Maximilian Beichter, Lukas Scholtes, Bahar Akbaba, Thomas Lautenschlager, Oliver Neumann, Dietrich Kohlheyer, Hanno Scharr, Johannes Seiffarth, Katharina Nöh, Ralf Mikut
Microfluidic Live-Cell Imaging (MLCI) generates high-quality data that allows biotechnologists to study cellular growth dynamics in detail.
no code implementations • 29 Sep 2024 • Manuel Treutlein, Marc Schmidt, Roman Hahn, Matthias Hertel, Benedikt Heidrich, Ralf Mikut, Veit Hagenmeyer
In order to overcome this problem, we present an approach to estimate pseudo-measurements for non-measured LV feeders based on the metadata of the respective feeder using regression models.
no code implementations • 22 May 2024 • Simon Baeuerle, Andreas Steimer, Ralf Mikut
They are applied along a dispense path onto the semiconductor and spread over its entire surface once the heatsink is joined.
no code implementations • 23 Apr 2024 • Alina Pleli, Simon Baeuerle, Michel Janus, Jonas Barth, Ralf Mikut, Hendrik P. A. Lensch
Unsupervised clustering of wafer map defect patterns is challenging because the appearance of certain defect patterns varies significantly.
no code implementations • 5 Oct 2023 • Nils Friederich, Angelo Yamachui Sitcheu, Oliver Neumann, Süheyla Eroğlu-Kayıkçı, Roshan Prizak, Lennart Hilbert, Ralf Mikut
In the biomedical environment, experiments assessing dynamic processes are primarily performed by a human acquisition supervisor.
1 code implementation • 27 Sep 2023 • Angelo Yamachui Sitcheu, Nils Friederich, Simon Baeuerle, Oliver Neumann, Markus Reischl, Ralf Mikut
The operationalization of ML models is governed by a set of concepts and methods referred to as Machine Learning Operations (MLOps).
1 code implementation • 28 Aug 2023 • Nicole Merkle, Ralf Mikut
Since the environments can be stochastic and complex in terms of the number of states and feasible actions, activities are usually modelled in a simplified way by Markov decision processes so that, e. g., agents with reinforcement learning are able to learn policies, that help to capture the context and act accordingly to optimally perform activities.
1 code implementation • 19 Jun 2023 • Matthias Hertel, Maximilian Beichter, Benedikt Heidrich, Oliver Neumann, Benjamin Schäfer, Ralf Mikut, Veit Hagenmeyer
We evaluate whether a Transformer load forecasting model benefits from a transfer learning strategy, where a global univariate model is trained on the load time series from multiple clients.
1 code implementation • 11 Mar 2023 • Simon Graham, Quoc Dang Vu, Mostafa Jahanifar, Martin Weigert, Uwe Schmidt, Wenhua Zhang, Jun Zhang, Sen yang, Jinxi Xiang, Xiyue Wang, Josef Lorenz Rumberger, Elias Baumann, Peter Hirsch, Lihao Liu, Chenyang Hong, Angelica I. Aviles-Rivero, Ayushi Jain, Heeyoung Ahn, Yiyu Hong, Hussam Azzuni, Min Xu, Mohammad Yaqub, Marie-Claire Blache, Benoît Piégu, Bertrand Vernay, Tim Scherr, Moritz Böhland, Katharina Löffler, Jiachen Li, Weiqin Ying, Chixin Wang, Dagmar Kainmueller, Carola-Bibiane Schönlieb, Shuolin Liu, Dhairya Talsania, Yughender Meda, Prakash Mishra, Muhammad Ridzuan, Oliver Neumann, Marcel P. Schilling, Markus Reischl, Ralf Mikut, Banban Huang, Hsiang-Chin Chien, Ching-Ping Wang, Chia-Yen Lee, Hong-Kun Lin, Zaiyi Liu, Xipeng Pan, Chu Han, Jijun Cheng, Muhammad Dawood, Srijay Deshpande, Raja Muhammad Saad Bashir, Adam Shephard, Pedro Costa, João D. Nunes, Aurélio Campilho, Jaime S. Cardoso, Hrishikesh P S, Densen Puthussery, Devika R G, Jiji C V, Ye Zhang, Zijie Fang, Zhifan Lin, Yongbing Zhang, Chunhui Lin, Liukun Zhang, Lijian Mao, Min Wu, Vi Thi-Tuong Vo, Soo-Hyung Kim, Taebum Lee, Satoshi Kondo, Satoshi Kasai, Pranay Dumbhare, Vedant Phuse, Yash Dubey, Ankush Jamthikar, Trinh Thi Le Vuong, Jin Tae Kwak, Dorsa Ziaei, Hyun Jung, Tianyi Miao, David Snead, Shan E Ahmed Raza, Fayyaz Minhas, Nasir M. Rajpoot
Nuclear detection, segmentation and morphometric profiling are essential in helping us further understand the relationship between histology and patient outcome.
no code implementations • 6 Feb 2023 • Benedikt Heidrich, Kaleb Phipps, Oliver Neumann, Marian Turowski, Ralf Mikut, Veit Hagenmeyer
Therefore, in the present paper, we introduce a deep learning-based method that considers these calendar-driven periodicities explicitly.
no code implementations • 3 Feb 2023 • Kaleb Phipps, Benedikt Heidrich, Marian Turowski, Moritz Wittig, Ralf Mikut, Veit Hagenmeyer
More specifically, we apply a cINN to learn the underlying distribution of the data and then combine the uncertainty from this distribution with an arbitrary deterministic forecast to generate accurate probabilistic forecasts.
no code implementations • 13 Dec 2022 • Stefan Meisenbacher, Benedikt Heidrich, Tim Martin, Ralf Mikut, Veit Hagenmeyer
To tackle the problem of missing information about the PV mounting configuration, we use new data that become available during operation to adapt the ensemble weights to minimize the forecasting error.
1 code implementation • 26 Nov 2022 • Oliver Neumann, Marcel Schilling, Markus Reischl, Ralf Mikut
We contribute an EasyMLServe software framework to deploy machine learning services in the cloud using REST interfaces and generic local or web-based GUIs.
no code implementations • 27 Sep 2022 • Thorbjørn Lund Onsaker, Heidi S. Nygård, Damià Gomila, Pere Colet, Ralf Mikut, Richard Jumar, Heiko Maass, Uwe Kühnapfel, Veit Hagenmeyer, Benjamin Schäfer
In the present paper, we utilize measurements of the power grid frequency obtained in European islands: the Faroe Islands, Ireland, the Balearic Islands and Iceland and investigate how their frequency can be predicted, compared to the Nordic power system, acting as a reference.
no code implementations • 8 Aug 2022 • Simon Baeuerle, Marius Gebhardt, Jonas Barth, Andreas Steimer, Ralf Mikut
For more complex geometries, Computational Fluid Dynamics (CFD) simulations are used in combination with manual experiments.
1 code implementation • 22 Apr 2022 • Katharina Löffler, Ralf Mikut
A systematic analysis of the cell behavior requires automated approaches for cell segmentation and tracking.
1 code implementation • 16 Apr 2022 • David Bethge, Philipp Hallgarten, Ozan Özdenizci, Ralf Mikut, Albrecht Schmidt, Tobias Grosse-Puppendahl
Electroencephalography (EEG) is shown to be a valuable data source for evaluating subjects' mental states.
no code implementations • 25 Feb 2022 • Moritz Böhland, Oliver Neumann, Marcel P. Schilling, Markus Reischl, Ralf Mikut, Katharina Löffler, Tim Scherr
Automated cell nucleus segmentation and classification are required to assist pathologists in their decision making.
no code implementations • 3 Feb 2022 • Stefan Meisenbacher, Marian Turowski, Kaleb Phipps, Martin Rätz, Dirk Müller, Veit Hagenmeyer, Ralf Mikut
We conclude that future research has to holistically consider the automation of the forecasting pipeline to enable the large-scale application of time series forecasting.
1 code implementation • 27 Jan 2022 • David Bethge, Philipp Hallgarten, Tobias Grosse-Puppendahl, Mohamed Kari, Ralf Mikut, Albrecht Schmidt, Ozan Özdenizci
Deep learning based electroencephalography (EEG) signal processing methods are known to suffer from poor test-time generalization due to the changes in data distribution.
no code implementations • 27 Nov 2021 • Marcel P. Schilling, Luca Rettenberger, Friedrich Münke, Haijun Cui, Anna A. Popova, Pavel A. Levkin, Ralf Mikut, Markus Reischl
Recent research in the field of computer vision strongly focuses on deep learning architectures to tackle image processing problems.
1 code implementation • 17 Nov 2021 • Oliver Neumann, Nicole Ludwig, Marian Turowski, Benedikt Heidrich, Veit Hagenmeyer, Ralf Mikut
In the present paper, we analyze the impact of data representations on the performance of Deep Neural Networks using energy time series forecasting.
no code implementations • 26 Oct 2021 • Stefan Meisenbacher, Janik Pinter, Tim Martin, Veit Hagenmeyer, Ralf Mikut
Forecasts are elementary for sector coupling, where energy-consuming sectors are interconnected with the power-generating sector to address electricity storage challenges by adding flexibility to the power system.
no code implementations • bioRxiv 2021 • Tim Scherr, Katharina Löffler, Oliver Neumann, Ralf Mikut
The virtually error-free segmentation and tracking of densely packed cells and cell nuclei is still a challenging task.
1 code implementation • 18 Jun 2021 • Benedikt Heidrich, Andreas Bartschat, Marian Turowski, Oliver Neumann, Kaleb Phipps, Stefan Meisenbacher, Kai Schmieder, Nicole Ludwig, Ralf Mikut, Veit Hagenmeyer
Time series data are fundamental for a variety of applications, ranging from financial markets to energy systems.
no code implementations • 20 Jan 2021 • Vinayak Sharma, Jorge Angel Gonzalez Ordiano, Ralf Mikut, Umit Cali
Currently, there is a trend towards the use of deep learning probabilistic forecasting methods.
1 code implementation • 5 Jan 2021 • Moritz Weber, Marian Turowski, Hüseyin K. Çakmak, Ralf Mikut, Uwe Kühnapfel, Veit Hagenmeyer
The CPI method copies data blocks with similar properties and pastes them into gaps of the time series while preserving the total energy of each gap.
no code implementations • 25 Sep 2020 • Simon Baeuerle, Jonas Barth, Elton Renato Tavares de Menezes, Andreas Steimer, Ralf Mikut
Electronic control units (ECUs) are essential for many automobile components, e. g. engine, anti-lock braking system (ABS), steering and airbags.
no code implementations • 23 Sep 2020 • Karl Schwenk, Stefan Meisenbacher, Benjamin Briegel, Tim Harr, Veit Hagenmeyer, Ralf Mikut
Smart charging of Electric Vehicles (EVs) reduces operating costs, allows more sustainable battery usage, and promotes the rise of electric mobility.
1 code implementation • 3 Apr 2020 • Tim Scherr, Katharina Löffler, Moritz Böhland, Ralf Mikut
In addition, we adapt a graph-based cell tracking algorithm to evaluate our proposed method on the task of cell tracking.
Ranked #1 on
Cell Segmentation
on Fluo-N2DL-HeLa
1 code implementation • 30 Jan 2020 • Sourabh Bhide, Ralf Mikut, Maria Leptin, Johannes Stegmaier
Current in vivo microscopy allows us detailed spatiotemporal imaging (3D+t) of complete organisms and offers insights into their development on the cellular level.
no code implementations • 11 Oct 2019 • Geoffroy Chaussonnet, Christian Lieber, Yan Yikang, Wenda Gu, Andreas Bartschat, Markus Reischl, Rainer Koch, Ralf Mikut, Hans-Jörg Bauer
This technical report investigates the potential of Convolutional Neural Networks to post-process images from primary atomization.
no code implementations • 18 Mar 2019 • Jorge Ángel González Ordiano, Lutz Gröll, Ralf Mikut, Veit Hagenmeyer
Parametric quantile regressions are a useful tool for creating probabilistic energy forecasts.
no code implementations • 19 Jun 2018 • Nadezhda Prodanova, Johannes Stegmaier, Stephan Allgeier, Sebastian Bohn, Oliver Stachs, Bernd Köhler, Ralf Mikut, Andreas Bartschat
Transfer learning is a powerful tool to adapt trained neural networks to new tasks.
no code implementations • 18 Oct 2017 • Johannes Stegmaier, Thiago V. Spina, Alexandre X. Falcão, Andreas Bartschat, Ralf Mikut, Elliot Meyerowitz, Alexandre Cunha
Automated segmentation approaches are crucial to quantitatively analyze large-scale 3D microscopy images.
no code implementations • 11 Apr 2017 • Ralf Mikut, Andreas Bartschat, Wolfgang Doneit, Jorge Ángel González Ordiano, Benjamin Schott, Johannes Stegmaier, Simon Waczowicz, Markus Reischl
The decision to a Matlab-based solution was made to use the wide mathematical functionality of this package provided by The Mathworks Inc. SciXMiner is controlled by a graphical user interface (GUI) with menu items and control elements like popup lists, checkboxes and edit elements.
no code implementations • 17 Feb 2017 • Julian Arz, Peter Sanders, Johannes Stegmaier, Ralf Mikut
Cell nuclei segmentation is one of the most important tasks in the analysis of biomedical images.
no code implementations • 16 Jan 2017 • Wolfgang Doneit, Ralf Mikut, Markus Reischl
Further, the distribution of input data influences the reliability of regression models.
no code implementations • 3 Aug 2016 • Johannes Stegmaier, Ralf Mikut
The general concept introduced in this contribution represents a new approach to efficiently exploit prior knowledge to improve the result quality of image analysis pipelines.
no code implementations • 17 Apr 2016 • Johannes Stegmaier, Julian Arz, Benjamin Schott, Jens C. Otte, Andrei Kobitski, G. Ulrich Nienhaus, Uwe Strähle, Peter Sanders, Ralf Mikut
Systematic validation is an essential part of algorithm development.
no code implementations • 9 Feb 2016 • Benjamin Schott, Johannes Stegmaier, Masanari Takamiya, Ralf Mikut
The described framework can be used to gain knowledge out of object databases in many different fields.