activity
20192021
most citedTU Wien @ TREC Deep Learning '19 -- Simple Contextualization for Re-ranking

12 citations · 12 across the 4 of their papers we have counts for

collaborators
Showing cs.IRShow all

7 papers · 1 filter

cs.IR2021

Mitigating the Position Bias of Transformer Models in Passage Re-Ranking

Sebastian Hofstätter, Aldo Lipani, Sophia Althammer +2

Supervised machine learning models and their evaluation strongly depends on the quality of the underlying dataset. When we search for a relevant piece of information it may appear…

cs.IR2020

Fine-Grained Relevance Annotations for Multi-Task Document Ranking and Question Answering

Sebastian Hofstätter, Markus Zlabinger, Mete Sertkan +2

There are many existing retrieval and question answering datasets. However, most of them either focus on ranked list evaluation or single-candidate question answering. This divide…

cs.IR2020

DEXA: Supporting Non-Expert Annotators with Dynamic Examples from Experts

Markus Zlabinger, Marta Sabou, Sebastian Hofstätter +2

The success of crowdsourcing based annotation of text corpora depends on ensuring that crowdworkers are sufficiently well-trained to perform the annotation task accurately. To that…

cs.IR2020

Interpretable & Time-Budget-Constrained Contextualization for Re-Ranking

Sebastian Hofstätter, Markus Zlabinger, Allan Hanbury

Search engines operate under a strict time constraint as a fast response is paramount to user satisfaction. Thus, neural re-ranking models have a limited time-budget to re-rank doc…

cs.IR2020

DSR: A Collection for the Evaluation of Graded Disease-Symptom Relations

Markus Zlabinger, Sebastian Hofstätter, Navid Rekabsaz +1

The effective extraction of ranked disease-symptom relationships is a critical component in various medical tasks, including computer-assisted medical diagnosis or the discovery of…

cs.IR2019

Neural-IR-Explorer: A Content-Focused Tool to Explore Neural Re-Ranking Results

Sebastian Hofstätter, Markus Zlabinger, Allan Hanbury

In this paper we look beyond metrics-based evaluation of Information Retrieval systems, to explore the reasons behind ranking results. We present the content-focused Neural-IR-Expl…