Search Results for author: Dirk Neumann

Found 9 papers, 0 papers with code

Which linguistic cues make people fall for fake news? A comparison of cognitive and affective processing

no code implementations2 Dec 2023 Bernhard Lutz, Marc Adam, Stefan Feuerriegel, Nicolas Pröllochs, Dirk Neumann

However, little is known about what linguistic cues make people fall for fake news and, hence, how to design effective countermeasures for social media.

Heart Rate Variability

The Longer the Better? The Interplay Between Review Length and Line of Argumentation in Online Consumer Reviews

no code implementations10 Sep 2019 Bernhard Lutz, Nicolas Pröllochs, Dirk Neumann

In this paper, we propose that longer reviews should not be assumed to be uniformly more helpful; instead, we argue that the effect depends on the line of argumentation in the review text.

Decision Making Sentence

Learning Interpretable Negation Rules via Weak Supervision at Document Level: A Reinforcement Learning Approach

no code implementations NAACL 2019 Nicolas Pr{\"o}llochs, Stefan Feuerriegel, Dirk Neumann

For this, we present a novel strategy for learning fully interpretable negation rules via weak supervision: we apply reinforcement learning to find a policy that reconstructs negation rules from sentiment predictions at document level.

Negation Sentiment Analysis

Sentence-Level Sentiment Analysis of Financial News Using Distributed Text Representations and Multi-Instance Learning

no code implementations31 Dec 2018 Bernhard Lutz, Nicolas Pröllochs, Dirk Neumann

Our analysis of a manually-labeled dataset yields a predictive accuracy of up to 69. 90%, exceeding the performance of alternative approaches by at least 3. 80 percentage points.

Decision Making Sentence +1

Understanding the Role of Two-Sided Argumentation in Online Consumer Reviews: A Language-Based Perspective

no code implementations25 Oct 2018 Bernhard Lutz, Nicolas Pröllochs, Dirk Neumann

This paper examines the effect of two-sided argumentation on the perceived helpfulness of online consumer reviews.

Statistical Inferences for Polarity Identification in Natural Language

no code implementations21 Jun 2017 Nicolas Pröllochs, Stefan Feuerriegel, Dirk Neumann

Information forms the basis for all human behavior, including the ubiquitous decision-making that people constantly perform in their every day lives.

Decision Making Marketing

Understanding Negations in Information Processing: Learning from Replicating Human Behavior

no code implementations18 Apr 2017 Nicolas Pröllochs, Stefan Feuerriegel, Dirk Neumann

Information systems experience an ever-growing volume of unstructured data, particularly in the form of textual materials.

Recommendation Systems

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