Tonja-Katrin Machulla

schoolTU Dortmund Universitybar_chart#5077 Global Rank

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HCI Rank

#5077

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Recent Publications

Latest papers from Tonja-Katrin Machulla

CSCW '223rd AuthorData, Bias and Fairness

Impact of Annotator Demographics on Sentiment Dataset Labeling

As machine learning methods become more powerful and capture more nuances of human behavior, biases in the dataset can shape what the model learns and is evaluated on. This paper explores and attempts to quantify the uncertainties and biases due to \textit{annotator} demographics when creating sentiment analysis datas…

CSCW '223rd AuthorData, Bias and Fairness

Impact of Annotator Demographics on Sentiment Dataset Labeling

CHI '224th AuthorImmersion & Presence Research +1

There Is No First- or Third-Person View in Virtual Reality: Understanding the Perspective Continuum

Modern games make creative use of First- and Third-person perspectives (FPP and TPP) to allow the player to explore virtual worlds. Traditionally, FPP and TPP perspectives are seen as distinct concepts. Yet, Virtual Reality (VR) allows for flexibility in choosing perspectives. We introduce the notion of a perspective…

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