Philipp Fischbeck successfully defended his PhD Thesis titled On Realistic Random Network Models for Algorithm Evaluation and, thus, obtained his PhD title in Computer Science. He was supervised by Tobias Friedrich.

Gregor Lagodzinski successfully defended his PhD Thesis titled Counting Homomorphisms over Fields of Prime Order and, thus, obtained his PhD title in Computer Science. He was supervised by Tobias Friedrich.

Dr. Timo Kötzing gave an interview where he answered question about the relevancy of mathematics for a computer science education. The interview answers questions that prospective bachelor students might have, such as the necessity of prior math knowledge or the style of education they might expect and is available here (in German).

With changing weather conditions, we took group pictures in two different environments this year.

Louise Molitor successfully defended his PhD Thesis titled Strategic Residential Segregation and, thus, obtained her PhD title in Computer Science. She was supervised by Tobias Friedrich.

Vanja Doskoč successfully defended his PhD Thesis titled Mapping Restrictions in Behaviourally Correct Learning and, thus, obtained his PhD title in Computer Science. He was supervised by Tobias Friedrich.

Francesco Quinzan successfully defended his PhD Thesis titled Combinatorial Problems and Scalability in Artificial Intelligence and, thus, obtained his PhD title in Computer Science. He was supervised by Tobias Friedrich.

Maximilian Katzmann successfully defended his PhD Thesis titled About the Analysis of Algorithms on Networks with Underlying Hyperbolic Geometry and, thus, obtained his PhD title in Computer Science. He was supervised by Tobias Friedrich.

Hosted by the Algorithm Engineering group, researchers gathered in-person at the Hasso Plattner Institute to participate in the ALGO 2022. This conference consists of a collection of smaller subconferences such as the European Symposium on Algorithms (ESA). Recordings of some of the keynotes of the event can be found on Tele-Task.

Martin Schirneck successfully defended his PhD Thesis on Enumeration Algorithms in Data Profiling, supervised by Tobias Friedrich and advised by Thomas Bläsius. He obtained a PhD title in Computer Science for this achievement.

This year, the Bachelor projects competed for the most creative BP-group-picture. Which is your favourite?

Finally being able to take an on-site picture again, the Algorithm Engineering group chose their future home as background.

Ralf Rothenberger successfully defended his PhD Thesis titled Satisfiability Thresholds for Non-Uniform Random k-SAT and, thus, obtained his PhD title in Computer Science. He was supervised by Tobias Friedrich.

Anna Melnichenko successfully defended her PhD Thesis on Selfish Creation of Realistic Networks, supervised by Tobias Friedrich and advised by Pascal Lenzner. She obtained a PhD title in Computer Science for this achievement.

Hosted by the Algorithm Engineering group, researchers gathered in the virtual Hasso Plattner Institute to participate in the Conference on Web and Internet Economics '21 (WINE). This conference serves as interdisciplinary forum for the exchange of ideas and results on incentives and computation arising from theoretical computer science, artificial intelligence, operations research and economics. Recordings of the event can be found on Tele-Task.

Karen Seidel successfully defended her PhD Thesis on Modelling Binary Classification with Computability Theory, thus, obtaining a PhD title in Computer Science. She was supervised by Tobias Friedrich and advised by Timo Kötzing.

Traditionally, the Bachlor project group picture is taken around the same time as the other group picture.

Roughly one year into the pandemic and home office, the annual group picture offers a glimpse of the private life of the Algorithm Engineering group members.

The May episode of the HPI Neuland podcast again features a member of the Algorithm Engineering group. Timo Kötzing together with Ralf Teusner (EPIC group) shares insights on how the current restrictions challenge us to develop new and innovative teaching methods.

_{Photo credit: HPI/K. Herschelmann}

With enough distance, the Bachlor project group picture could be taken on-site.

No pandemic is going to keep us from our traditions: This years group picture has a unique character being the first one taken fully online. Of course we made sure to meet all required safety measures in the process...

The February episode of the HPI podcast Neuland - Der HPI-Wissenspodcast  (in German) features an interview with Thomas Bläsius and Tobias Friedrich about mathematical structures on the World Wide Web and how to identify them.

_{Photo credit: HPI/K. Herschelmann}

Tobias Friedrich together with Carola Doerr, Carlos M. Fonseca, and Xin Yao organized a Dagstuhl seminar about the Theory of Randomized Optimization Heuristics. The meeting aimed at developing new techniques to tackle the mathematical challenges arising in the analysis of such heuristics and their application to real-world optimization problems.

_{Photo credit: Schloss Dagstuhl}

Martin Krejca successfully defended his dissertation on Theoretical Analyses of Univariate Estimation-of-Distribution Algorithms, supervised by Tobias Friedrich and advised by Timo Kötzing, awarding him a PhD in Computer Science.

_{Photo credit: HPI/C. Yunck}

The HPI hosted the 15th ACM/SIGEVO Workshop on Foundations of Genetic Algorithms (FOGA) from August 26 to 29, co-located with the meeting on Configuration and Selection of Algorithms (COSEAL).

_{Photo credit: HPI/K. Herschelmann}

Tobias Friedrich gave a talk on The Intrinsic Geometry of Large Networks at the HPI New York. A Tele-Task recoding of his talk can be found here. In his lecture he presented the features that many real-world networks have in common and how these features enable new algorithms.

_{Photo credits: HPI/N. Schueller}

The participants of this-semester's Heuristic Optimization seminar wonthe international Bi-objective Traveling Thief Competition at GECCO 2019, scoring almost double the points of the next-closest competitor.

_{Photo credit: P. Pošík}

Christopher Weyand and the HPI Competitive Programming student club co-hosted the 2019 German Collegiate Programming Contest. Two of the HPI's teams reached the Top 10.

Students associated with the Algorithm Engineering group received academic honors at this-years graduation ceremony of the University of Potsdam. Philipp Fischbeck, Stefan Neubert, and Christopher Weyand (Master) as well as Freya Behrens, Hans Gawendowicz, and Julius Lischeid (Bachelor) were commended for graduating with perfect marks on top of the Class of 2019.

_{Photo credit: J. Stamm}

_{Photo credit: U Potsdam/E. Kaczynski}

Tobias Friedrich handed out the certificates at the closing ceremony of this-years HPI-Schülerkolleg. The Kolleg is a yearly program of the HPI to teach school kids, aged 12-18, from Berlin and Brandenburg basics in computer science.

_{Photo credit: HPI/K. Herschelmann}

New year, new... bachelor project picture! Their Bachelor Podium presentation is avaiable at Tele-Task.

_{Photo credit: HPI/K. Herschelmann}

New year, new group picture. In 2019, we continued our tradition of taking a picture with the researchers and students of the chair.

_{Photo credit: HPI/K. Herschelmann}

Episode 4 of the HPI podcast Neuland - Der HPI-Wissenspodcast(in German) features an interview with Tobias Friedrich and Timo Kötzing about algorithms and their influence on our everyday life.

_{Photo credit: HPI/K. Herschelmann}

Oliver Brock (TU Berlin) is a leading researcher at the interface of robotics and biology. The Algorithm Engineering group invited him to give a talk about Artificial Intelligence: Does It Require A Body? at the HPI Colloquium on February 21, 2019. A recording is available on Tele-TASK.

The HPI hosted the 6th Day on Computational Game Theory (DCGT) on February 14/15, 2019. The meeting, organized by Tobias Friedrich and Pascal Lenzner, brought together researchers from computer science, operations research and economics, who are working on game theory and social choice.

_{Photo credit: HPI/K. Herschelmann}

Christopher Weyand and the HPI Competitive Programming student club hosted a contest site for the FAU Wintercontest 2019 enabling six HPI teams to participate. Two of them, Hexaflexagons and mosHPIt, reached the top 10.

Maximilian Katzmann was awarded this-years President's prize for best thesis (Examenspreis des Präsidenten) of the Faculty of Mathematics and Computer Science of the Friedrich Schiller University Jena for his master's thesis on Hyperbolic Embeddings for Near-Optimal Greedy Routing.

_{Photo credit: D. Dallendörfer}

The former HPI Master students Philipp Fischbeck, Stefan Neubert, and Christopher Weyand joined the AE group as PhD students. All three graduated at the top of their class with a perfect grade average of 1.0.

_{Photo credit: HPI/K. Herschelmann}

The AE-Team, Thomas Bläsius, Tobias Friedrich, Philipp Fischbeck, Andreas Göbel, and Maximilian Katzmann, become the runner-up of the traditional volleyball tournament of the 2018 HPI Summer Party.

_{Photo credit: HPI/K. Herschelmann}

Tobias Friedrich and Ralf Rothenberger receive the 2018 best paper award of the International Conference on Theory and Applications of Satisfiability Testing (SAT) for their work on the Sharpness of the Satisfiability Threshold for Non-Uniform Random k-SAT.

_{Photo credit: SAT 2018}

Also in May, our current bachelor project gets their picture taken.

_{Photo credit: HPI/K. Herschelmann}

Every spring, we take a new group picture including the researchers and students of the chair.

_{Photo credit: HPI/K. Herschelmann}

Toby Walsh is a leading researcher in Artificial Intelligence. He visited HPI and gave a talk on "Will AI end jobs, wars, or humanity?" on July 6, 2017. A recording is available on Tele-Task.

As another photo-related tradition in May, our bachelor project students get their picture taken.

_{Photo credit: HPI/K. Herschelmann}

Timo Kötzing gave a talk general-audience talk on Optimization - From Classic Approaches to Black-Box Heuristics at the HPI Colloquium on November 24, 2016. A recording is available on Tele-TASK.

Rolf Niedermeier from TU Berlin is one of the world-wide leading experts in parameterized and multivariate algorithm design and analysis. He gave a talk on Parameterized Algorithmics - On Interactions with Heuristics in the HPI Colloquium on November 10, 2016. A recording is available on Tele-Task.

In May, we also take pictures of our bachelor project, which is working on Probabilistic Routing for On-Street Parking Search.

_{Photo credit: HPI/K. Herschelmann}