no code implementations • 25 May 2022 • Mehdi Nourelahi, Lars Kotthoff, Peijie Chen, Anh Nguyen
Here, we perform the first, large-scale evaluation of the relations of the three criteria using 9 feature-importance methods and 12 ImageNet-trained CNNs that are of 3 training algorithms and 5 CNN architectures.
1 code implementation • 29 Nov 2021 • Julia Moosbauer, Martin Binder, Lennart Schneider, Florian Pfisterer, Marc Becker, Michel Lang, Lars Kotthoff, Bernd Bischl
Automated hyperparameter optimization (HPO) has gained great popularity and is an important ingredient of most automated machine learning frameworks.
1 code implementation • 29 Jul 2021 • Lars Kotthoff, Sourin Dey, Vivek Jain, Alexander Tyrrell, Hud Wahab, Patrick Johnson
A lot of technological advances depend on next-generation materials, such as graphene, which enables a raft of new applications, for example better electronics.
no code implementations • 29 Jul 2021 • Lars Kotthoff, Hud Wahab, Patrick Johnson
Bayesian optimization is used in many areas of AI for the optimization of black-box processes and has achieved impressive improvements of the state of the art for a lot of applications.
1 code implementation • 18 Jan 2020 • Md Shahriar Iqbal, Jianhai Su, Lars Kotthoff, Pooyan Jamshidi
FlexiBO weights the improvement of the hypervolume of the Pareto region by the measurement cost of each objective to balance the expense of collecting new information with the knowledge gained through objective evaluations, preventing us from performing expensive measurements for little to no gain.
1 code implementation • 4 Apr 2019 • Md Shahriar Iqbal, Lars Kotthoff, Pooyan Jamshidi
Modern deep neural network (DNN) systems are highly configurable with large a number of options that significantly affect their non-functional behavior, for example inference time and energy consumption.
no code implementations • 3 May 2018 • Marius Lindauer, Jan N. van Rijn, Lars Kotthoff
The algorithm selection problem is to choose the most suitable algorithm for solving a given problem instance.
no code implementations • 11 Jul 2017 • Chris Fawcett, Lars Kotthoff, Holger H. Hoos
Modern software systems in many application areas offer to the user a multitude of parameters, switches and other customisation hooks.
no code implementations • 18 Sep 2016 • Julia Schiffner, Bernd Bischl, Michel Lang, Jakob Richter, Zachary M. Jones, Philipp Probst, Florian Pfisterer, Mason Gallo, Dominik Kirchhoff, Tobias Kühn, Janek Thomas, Lars Kotthoff
This document provides and in-depth introduction to the mlr framework for machine learning experiments in R.
no code implementations • 12 Nov 2015 • Lars Kotthoff
We present the results of the ICON Challenge on Algorithm Selection.
no code implementations • 12 Oct 2015 • Christian Bessiere, Luc De Raedt, Tias Guns, Lars Kotthoff, Mirco Nanni, Siegfried Nijssen, Barry O'Sullivan, Anastasia Paparrizou, Dino Pedreschi, Helmut Simonis
Constraint programming is used for a variety of real-world optimisation problems, such as planning, scheduling and resource allocation problems.
2 code implementations • 8 Jun 2015 • Bernd Bischl, Pascal Kerschke, Lars Kotthoff, Marius Lindauer, Yuri Malitsky, Alexandre Frechette, Holger Hoos, Frank Hutter, Kevin Leyton-Brown, Kevin Tierney, Joaquin Vanschoren
To address this problem, we introduce a standardized format for representing algorithm selection scenarios and a repository that contains a growing number of data sets from the literature.
no code implementations • 18 Nov 2013 • Lars Kotthoff
We evaluate a range of approaches to predict the ranking of a set of algorithms on a problem.
no code implementations • 24 Jun 2013 • Barry Hurley, Lars Kotthoff, Yuri Malitsky, Barry O'Sullivan
In recent years, portfolio approaches to solving SAT problems and CSPs have become increasingly common.
2 code implementations • 5 Jun 2013 • Lars Kotthoff
Algorithm portfolio and selection approaches have achieved remarkable improvements over single solvers.