Trainings

A workshop offered in collaboration with the Graduate center of Bonn University.

In this workshop, participants will learn how to get started using git to control files on their devices, connecting their local repositories with a remote website, and working collaboratively with other participants. All content will be demonstrated with live-coding, and supported with independent exercises.

We will cover the following Topics (selection):

• Setting up Git on your device
• Creating a repository to version control your documents
• Tracking changes and getting used to the git workflow
• Exploring history and ignoring files
• Connecting to a remote repository (GitHub/GitLab/Codeberg/etc.)
• Collaborating with others in a remote repository.

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. The Workshop is open to all early career researchers from all domains.

No prior knowledge of Git is necessary. To participate in the course please bring your own laptop. Workshop material is available online (Link to Workshop Material) and will be presented by instructors who will walk you through the steps and are available for questions throughout the event.

If you are interested in taking part in the workshop, you can sign up here.

• Title: Introduction to Working with Git
• When: Wednesday, May 6th (09:00am-4pm)
• Where: Bonn (University Bonn)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

Course Description and Goals:

Statistical learning is a field that teaches students how to analyze and interpret data by applying statistical methods and machine learning algorithms to uncover patterns, make predictions, and gain insights from data. The syllabus includes: • Statistical and machine learning methods, including linear and polynomial regression, logistic regression, and linear discriminant analysis. • Model validation techniques such as cross-validation and bootstrap, model selection, and regularization methods (ridge and lasso). • Nonlinear models, splines, and generalized additive models. • Tree-based methods, including random forests and boosting. • Support-vector machines and an introduction to causal inference. • Unsupervised learning methods such as principal components analysis and clustering (k-means and hierarchical). Examination Format: Report and Presentation. Further information, including locations, and Zoom links, can be found on our homepage: https://oek.wiwi.uni-due.de/studium-lehre/lehrveranstaltungen/sommersemester-26/statistical-learning-vorlesung-17350/

General Information

University: University of Duisburg-Essen • Study Program and Level: Master’s/PhD students • Block seminar: 06.05.2026 – 08.05.2026 • Following weekly sessions: 17.04.-24.07. (10:00-12:00) • Language: German or English (depending on student preference)

Further information, including locations, and Zoom links, can be found on our homepage: https://oek.wiwi.uni-due.de/studium-lehre/lehrveranstaltungen/sommersemester-26/statistical-learning-vorlesung-17350/

Course Description and Goals:

The course teaches advanced topics in R programming that become increasingly relevant for everyday applications in both applied and theoretical econometrics and empirical economics. It covers, amongst other topics:

• Advanced programming concepts, including object orientation, profiling, and debugging. • Packages for modern applications in data science. • Cutting-edge R extensions, for example for parallel computing and C++ integration. • Applications relevant to empirical economics and econometrics.

Admission and Formalities:

• The number of participants is limited. • Please apply in advance by emailing a one-page letter of motivation to Martin Schmelzer (schmelzer.martin@gmx.de) by 1 April 2026. • Please state your study program in the application. • Additionally, completion of a self-assessment is mandatory; however, the outcomes are not relevant for the admission decision.

General Information:

University: University of Duisburg-Essen • Study Program and Level: Master’s students, solid working knowledge of basic R programming is required. • Weekly Hours: The course is offered as a block course with integrated lecture and exercise sessions. • Course dates and times: 9:30–17:00 on • 11.04.2026 – A-003 • 18.04.2026 – A-003 • 25.04.2026 – A-003

• 09.05.2026 – S06 S00 B08 • 23.05.2026 – S06 S00 B08 • 29.05.2026 – S06 S00 B08 • 30.05.2026 – S06 S00 B08 • 27.06.2026 – S06 S00 B08

• Language: English

Further information, including locations, and Zoom links, can be found on our homepage: https://oek.wiwi.uni-due.de/studium-lehre/lehrveranstaltungen/sommersemester-26/advanced-r-for-econometricians-lecture-with-integrated-exercise-17359/

We are happy to announce another event of our well received Carpentries workshop “LaTeX for Academic Publishing”. This time the event will take place on April 9th and 10th at the University of Cologne. The workshop will cover the basics of structuring and writing a LaTeX document, as well as including graphics, tables, managing references, and other common tasks.

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. The event is open for all participants affiliated with a research institution in Germany. No prior knowledge of LaTeX is required.

As always, this event is free of charge thanks to BMFTR funding!

If you are interested, you can register and find more information via this link.

All workshop material is also available online on GitHub: Link to repository

• Title: An Introduction to Using LaTeX for Academic Publishing
• When: April 9th (9am-5pm) and 10th (9am-2pm), 2026
• Where: University of Cologne, Weyertal 119a (Modulbau/Building 911), Seminar room S224
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a one and a half day carpentries-style workshop on basic machine learning using python and scikit-learn, to be presented at RWTH Aachen University on 1st and 2nd of April, 2026. The workshop will cover the following topics:

• What is Machine Learning / Why bother?
• Supervised Methods (Regression / Classification)
• Ensemble Methods
• Unsupervised Methods (Clustering / Dimensionality Reduction)
• Neural Networks
• Ethics and Implications of Machine Learning

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. The official registration is already closed, for last-minute registrations please contact us via info@dkz2r.de.

All workshop material will also be made available online on GitHub.

A basic familiarity with Python is expected, including writing for loops, conditional statements, using functions, and importing libraries.

• Title: Introduction to Machine Learning with Python and Scikit-Learn
• When: Wednesday, April 1st (9am-5pm) & Thursday, April 2nd (9am-3pm)
• Where: RWTH Aachen University, Germany (Kopernikusstraße 6, 52074 Aachen, Seminarraum 003)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

The Rhine-Ruhr Center for Scientific Data Literacy (DKZ.2R) will be presenting the Carpentries Course “Fundamentals of Metadata” Developed by the Helmholtz Metadata Collaboration (HMC).

Short Description: This is a fundamentals course targeted at researchers from all fields who want to annotate their research data in a well structured and meaningful way. From the definition and importance of metadata to the use of metadata frameworks using JSON you will discover how to document your data in a hands-on experience.
This event functions as a satellite event to the the DKZ.2R Metadata Challenge, happening on March 12th, also at the University of Bonn. The Data Challenge is the perfect opportunity for anyone who wants to put their new Metadata skills to the test with the option of working with your own data. Find the registration for the Data Challenge using the following link

Fundamentals of Metadata Course: When: March 11th, 2026, 10AM to 4PM
Where: University of Bonn, Senatssaal, am Hof 1, 53113 Bonn

Audience: The Workshop is offered free of charge for anyone who wishes to attend, but is primarily focused on students and early-career-researchers at an institution within the North-Rhine Westphalia area. Participants can either take part individually or with their entire research group.

The Workshop is in-person and no remote or online attendance options are currently planned.

Sign up an join the workshop: registration page

We’ll see you at University of Bonn!

NOTE: We will have a limited number of seats for this workshop. In the event registrations exceed the number of available seats, we will place registrants on the waitlist in the order in which this form was completed.

Event Details:

• Time: Wednesday, March 11th @ 10am - 2pm, 2025
• Location: Universiy of Bonn (Main Building, Senatssaal), Am Hof 1, 3113 Bonn (Directions: Google Maps)

As always, this event is free of charge!

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a two-day Python Intro course in collaboration with hpc.nrw. The Lecture part of the workshop will be streamed live from Bonn to different locations where participants are supported by on-site instructors in working on the exercises and in the case of questions. The DKZ.2R will support participants on-site in Aachen for the two-day event.

The workshop will take place on February 23rd and 24th 2026. To register for the Event on-site in Aachen sign up here. Find out more about the event and participation at the other locations using this link

• Title: Python Intro
• When: Monday, January 23th & 24th, 3 pm to 6.30 pm
• Where: RWTH Aachen University, Germany (Kopernikusstraße 6, 52074 Aachen, Seminarraum 001)
• Format: This workshop is a hybrid event with In-Person participation at the different locations. No fully remote participation is planned at the moment.

We are happy to announce our new course “Data analytics for engineering data using machine learning”. The event will take place online on three consecutive days in february of 2026. This three-day online workshop addresses the preparation, analysis and interpretation of numerical simulation data by machine learning methods. Besides the introduction of the most important concepts like clustering, dimensionality reduction, visualization and prediction, this course provides several practical hands-on tutorials using the python libraries numpy, scikit-learn and pytorch as well as the SCAI DataViewer.

Target audience Researchers, students and practitioners interested in new ways to analyze and visualize numerical simulation data.

Learning outcomes Basic knowledge on important machine learning methods to analyze numerical simulation data Practical experience in applying these methods.

Prerequisites Basic knowledge of python and jupyter notebooks.

As always, this event is free of charge thanks to BMFTR funding!

If you are interested, you can register and find more information via this link. registration closes on January 26th.

• Title: Data Analytics for Engineering Data Using Machine Learning
• When: Monday, February 2nd to Wednesday February 4th 2026 2
• Where: online (zoom link will be provided after registration)

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a two-day Intermediate/Advanced Python on HPC Clusters course in collaboration with hpc.nrw. The Lecture part of the workshop will be streamed live from Bonn to different locations where participants are supported by on-site instructors in working on the exercises and in the case of questions. The DKZ.2R will support participants on-site in Aachen for the two-day event.

The workshop will take place on February 2nd and 3rd 2026. To register for the Event on-site in Aachen sign up here. Find out more about the event and participation at the other locations using this link

• Title: Python on HPC Clusters
• When: Monday, February 2nd & 3rd, 3pm am to 6 pm
• Where: RWTH Aachen University, Germany (Kopernikusstraße 6, 52074 Aachen, Seminarraum 001)
• Format: This workshop is a hybrid event with In-Person participation at the different locations. No fully remote participation is planned at the moment.

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a two-day Python Intro course in collaboration with hpc.nrw. The Lecture part of the workshop will be streamed live from Bonn to different locations where participants are supported by on-site instructors in working on the exercises and in the case of questions. The DKZ.2R will support participants on-site in Aachen for the two-day event.

The workshop will take place on January 19th and 20th 2026. To register for the Event on-site in Aachen sign up here. Find out more about the event and participation at the other locations using this link

• Title: Python Intro
• When: Monday, January 19th & 20th, 9:30 am to 1 pm
• Where: RWTH Aachen University, Germany (Kopernikusstraße 6, 52074 Aachen, Seminarraum 003)
• Format: This workshop is a hybrid event with In-Person participation at the different locations. No fully remote participation is planned at the moment.

As part of our “Trainings” work package, the DKZ.2R curates and provides a variety of trainings, seminars and courses. As a part of this, we are offering an official Carpentries Workshop on the 4th and 5th of December on the topic of “Git & Gitlab”.

We will cover the following Topics:

• Setting up Git
• Basic Git Commands
• Branching and Merging
• Using Git with GitLab
• Merge Conflicts
• Cherry Picking and Rebasing
• Collaborative Workflows with GitLab

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. If you are interested in taking part in the workshop, you can sign up here.

All workshop material is also available online on GitHub: Link to repository

• Title: Version Control with Git and Gitlab
• When: Thursday, December 4th (10:30am-5pm) and Friday, December 5th (9am-5pm)
• Where: Aachen (RWTH Aachen University)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

The DKZ.2R presents, as a part of our “Trainings” work package, a Carpentries Workshop on the 3rd and 7th of November on the topic of “Introduction to the Unix Shell, Git, and GitLab”. This is an official Carpentries Workshop and will be hosted on-site at RWTH Aachen University.

Workshop material is available online and will be presented by official Carpentries instructors, who will guide you through the concepts with the help of hands-on exercises and personalized support. The course is designed for beginners and is open to participants from all domains. No prior knowledge is required. If you are interested in taking part in the workshop, you can sign up here.

All workshop material is also available online on GitHub: Link to repository

As part of our “Trainings” work package, the DKZ.2R curates and provides a variety of trainings, seminars and courses. As a part of this, we are offering an official Carpentries Workshop on the 3rd and 4th of November on the topic of “Plotting and Programming in Python”.

We will cover the following Topics:

• Variables and Assignment
• Data Types
• Importing Libraries
• Reading Tabular Data
• Lists and Dictionaries
• For Loops and Conditional Statments
• Functions
• Programming Style

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. If you are interested in taking part in the workshop, you can sign up here.

All workshop material is also available online on GitHub: Link to repository

• Title: Plotting and Programming in Python
• When: Monday, November 3rd (10:30am-5pm) and Tuesday, November 4th (9am-5pm)
• Where: UDE, Campus Essen, Germany (Room R12 R06 A52, Universitätsstr. 12, 45117 Essen)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

We are happy to announce another event of our well received Carpentries workshop “LaTeX for Academic Publishing”. This time the event will take place on October 27th/28th at University of Duisburg-Essen, Campus Essen, and therefore serves as a satellite event to our Data Café - Summer Closing Edition on October 28th in Essen. The workshop will cover the basics of structuring and writing a LaTeX document, as well as including graphics, tables, managing references, and other common tasks.

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. The event is open for all participants affiliated with a research institution in Germany. No prior knowledge of LaTeX is required.

As always, this event is free of charge thanks to BMFTR funding!

If you are interested, you can register and find more information via this link.

All workshop material is also available online on GitHub: Link to repository

• Title: An Introduction to Using LaTeX for Academic Publishing
• When: Monday, October 27th and Tuesday, October 28th
• Where: University of Duisburg-Essen, Campus Essen
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a one day carpentries-style workshop on intermediate python, to be presented at RWTH Aachen University on the 19th of September, 2025. The workshop will cover the following topics:

• Virtual Environments
• Classes and Object Oriented Programming
• Inheritance and Composition
• Creating a Python Module
• Static Code Analysis
• Unit Testing
• Publishing a python package

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. If you are interested in taking part in the workshop, you can sign up here.

All workshop material is also available online on GitHub: Link to repository

• Title: Intermediate Python Topics
• When: Friday, September 19th (9am-5pm)
• Where: RWTH Aachen University, Germany (Kopernikusstraße 6, 52074 Aachen, Seminarraum 001)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a one and a half day carpentries-style workshop on basic machine learning using python and scikit-learn, to be presented at RWTH Aachen University on 24th and 25th of July, 2025. The workshop will cover the following topics:

• What is Machine Learning / Why bother?
• Supervised Methods (Regression / Classification)
• Ensemble Methods
• Unsupervised Methods (Clustering / Dimensionality Reduction)
• Neural Networks
• Ethics and Implications of Machine Learning

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. If you are interested in taking part in the workshop, you can sign up here.

All workshop material is also available online on GitHub: Link to repository

A basic familiarity with Python is expected, including writing for loops, conditional statements, using functions, and importing libraries.

• Title: Introduction to Machine Learning with Python and Scikit-Learn
• When: Wednesday, July 24th (9am-5pm) & Thursday, July 25th (9am-3pm)
• Where: RWTH Aachen University, Germany (Kopernikusstraße 6, 52074 Aachen, Seminarraum 003)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

This event takes place in German

We are happy to announce another event of our well received two-day Carpentries workshop on LaTeX. This time for participants at HU Berlin on 17-18 July 2025. The workshop will cover the basics of structuring and writing a LaTeX document, as well as including graphics, tables, managing references, and other common tasks.

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. The event is open for participants from the faculty of philosophy at HU Berlin and takes place in German. No prior knowledge of LaTeX is required. If you are interested in taking part in the workshop, you can sign up via mail to the Open Science Ambassadors at the Berlin University Alliance under bua-osa-philfak@listserv.dfn.de.

All workshop material is also available online on GitHub: Link to repository

There are 20 spots, registration deadline is the 30th of June 2025.

• Title: An Introduction to Using LaTeX for Academic Publishing
• When: Thursday, July 17th (9am-4pm) - Friday, July 18th, 2025 (9am-1pm)
• Where: HU Berlin, Germany (Institut für Bibliotheks- und Informationswissenschaft, Dorotheenstraße 26, Raum 21)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a half-day workshop on creating and presenting interactive visualizations in python, to be presented at RWTH Aachen University on 4th June, 2025. The workshop will cover data wrangling, creating interactive visualizations using Ploty, and deploying a small web application using Streamlit.

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. The event is open for participants from all domains, however a basic knowledge of Python is reccomended. If you are interested in taking part in the workshop, you can sign up here.

All workshop material is also available online on GitHub: Link to repository

• Title: Interactive Data Visualizations in Python
• When: Wednesday, June 4th (1pm-5pm)
• Where: RWTH Aachen University, Germany (Kopernikusstraße 6, 52074 Aachen, Seminarraum 003)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

As part of our “Trainings” work package, the DKZ.2R creates, curates and presents a variety of free trainings, seminars and courses. Our next offering will be a two-day workshop on LaTeX in the style of a Carpentries workshop, to be presented at RWTH Aachen University on 5-6 May 2025. The workshop will cover the basics of structuring and writing a LaTeX document, as well as including graphics, tables, managing references, and other common tasks.

Workshop material is available online and will be presented by instructors who will walk you through the steps and are available for questions throughout the event. The event is open for participants from all domains, and no prior knowledge of LaTeX is required. If you are interested in taking part in the workshop, you can sign up here.

All course material is available online.

• Title: An Introduction to Using LaTeX for Academic Publishing
• When: Monday, May 5th (12pm-5pm) - Tuesday, May 6th, 2025 (9am-5pm)
• Where: RWTH Aachen University, Germany (Kackertstraße 10, Aachen, DE 52072)
• Format: This workshop in In-Person and no remote or online attendance options are currently planned.

Course Description and Goals:

Statistical learning is a field that teaches students how to analyze and interpret data by applying statistical methods and machine learning algorithms to uncover patterns, make predictions, and gain insights from data. The syllabus includes:

• Statistical and machine learning methods, including linear and polynomial regression, logistic regression, and linear discriminant analysis.

• Model validation techniques such as cross-validation and bootstrap, model selection, and regularization methods (ridge and lasso).

• Nonlinear models, splines, and generalized additive models.

• Tree-based methods, including random forests and boosting.

• Support-vector machines and an introduction to causal inference.

• Unsupervised learning methods such as principal components analysis and clustering (k-means and hierarchical).

Examination Format: Report and Presentation (obligatory to receive participaation certificate)

General Information University: University of Duisburg-Essen

• Learning Platform: Moodle (Link: https://lehre.moodle.uni-due.de/course/view.php?id=1986)

• Hybrid Format: Yes, the course includes both in-person and online sessions via Zoom

• Study Program and Level: Master’s/PhD students

• Weekly Hours: The event consists of three block sessions (lecture with tutorial sessions) with two additional dates for tutorials:

• First session: 02.04. (9:00–14:00)

• Following sessions: 03.04. & 04.04. (9:00–17:00)

• Online session: 07.04.

• Final lecture: 25.04. (9:00–14:00)

• Language: German or English (depending on student preference)

Further information, including locations, and Zoom links, can be found on our homepage: Statistical Learning SS 25

As part of our “Trainings” work package, the DKZ.2R plans to curate and provide a variety of trainings, seminars and courses. We will start by offering an official The Carpentries Workshop on the 17th and 18th of March on the topic of “plotting and programming in Python”. The Carpentries Workshop by DKZ.2R: Python basics and plotting The workshop will be hosted on-site at RWTH Aachen University and is open for up to 25 participants. The workshop material is available online and will be presented by official carpentry instructors who will walk you through the steps and are available for questions the whole time. The course is teaching the very basics of Python and although some experience with other scripting/programming languages is beneficial, no prior knowledge is required for the course. Furthermore, the event is open for participants from all domains. If you are interested in taking part in the workshop you can sign up here.

All workshop materials are available online on GitHub: Link to repository

The DKZ.2R presents, as a part of our “Trainings” work package, a Carpentries Workshop on the 2nd of February with an “Introduction to Git”. This is an official Carpentries Workshop and will be hosted on-site at the Humboldt-Universität zu Berlin.

Workshop material is available online and will be presented by official Carpentries instructors, who will guide you through the concepts with the help of hands-on exercises and personalized support. The course is designed for beginners and is open to participants from all domains. No prior knowledge is required. If you are interested in taking part in the workshop, you can sign up here.

As part of our “Trainings” work package, the DKZ.2R plans to curate and provide a variety of trainings, seminars and courses. We will start by offering an official The Carpentries Workshop on the 21st and 22nd of November 2024 on the topic of “plotting and programming in Python”. The Carpentries Workshop by DKZ.2R: Python basics and plotting The workshop will be hosted on-site at RWTH Aachen University and is open for up to 25 participants. The workshop material is available online and will be presented by official carpentry instructors who will walk you through the steps and are available for questions the whole time. The course is teaching the very basics of Python and although some experience with other scripting/programming languages is beneficial, no prior knowledge is required for the course. Furthermore, the event is open for participants from all domains. If you are interested in taking part in the workshop you can sign up here.

The DKZ.2R presents, as a part of our “Trainings” work package, a Carpentries Workshop on the 18th and 22nd of November on the topic of “Introduction to the Unix Shell, Git, and GitLab”. This is an official Carpentries Workshop and will be hosted on-site at RWTH Aachen University.

Workshop material is available online and will be presented by official Carpentries instructors, who will guide you through the concepts with the help of hands-on exercises and personalized support. The course is designed for beginners and is open to participants from all domains. No prior knowledge is required. If you are interested in taking part in the workshop, you can sign up here.