no code implementations • RANLP 2021 • Maximilian Wich, Christian Widmer, Gerhard Hagerer, Georg Groh
A prevalent form of bias in hate speech and abusive language datasets is annotator bias caused by the annotator’s subjective perception and the complexity of the annotation task.
1 code implementation • ICNLSP 2021 • Gerhard Hagerer, David Szabo, Andreas Koch, Maria Luisa Ripoll Dominguez, Christian Widmer, Maximilian Wich, Hannah Danner, Georg Groh
Sentiment analysis is often a crowdsourcing task prone to subjective labels given by many annotators.
no code implementations • 30 Jun 2015 • Christian Widmer, Marius Kloft, Vipin T Sreedharan, Gunnar Rätsch
We present a general regularization-based framework for Multi-task learning (MTL), in which the similarity between tasks can be learned or refined using $\ell_p$-norm Multiple Kernel learning (MKL).
no code implementations • 17 Sep 2013 • Christian Widmer, Philipp Drewe, Xinghua Lou, Shefali Umrania, Stephanie Heinrich, Gunnar Rätsch
Analysis of microscopy images can provide insight into many biological processes.
no code implementations • NeurIPS 2011 • Nico Goernitz, Christian Widmer, Georg Zeller, Andre Kahles, Gunnar Rätsch, Sören Sonnenburg
We present a novel regularization-based Multitask Learning (MTL) formulation for Structured Output (SO) prediction for the case of hierarchical task relations.
no code implementations • NeurIPS 2008 • Gabriele Schweikert, Gunnar Rätsch, Christian Widmer, Bernhard Schölkopf
We study the problem of domain transfer for a supervised classification task in mRNA splicing.