Search Results for author: Maik Fröbe

Found 13 papers, 9 papers with code

Analyzing Adversarial Attacks on Sequence-to-Sequence Relevance Models

1 code implementation12 Mar 2024 Andrew Parry, Maik Fröbe, Sean MacAvaney, Martin Potthast, Matthias Hagen

Modern sequence-to-sequence relevance models like monoT5 can effectively capture complex textual interactions between queries and documents through cross-encoding.

Retrieval

Investigating the Effects of Sparse Attention on Cross-Encoders

1 code implementation29 Dec 2023 Ferdinand Schlatt, Maik Fröbe, Matthias Hagen

Cross-encoders are effective passage and document re-rankers but less efficient than other neural or classic retrieval models.

Re-Ranking Retrieval

The Information Retrieval Experiment Platform

1 code implementation30 May 2023 Maik Fröbe, Jan Heinrich Reimer, Sean MacAvaney, Niklas Deckers, Simon Reich, Janek Bevendorff, Benno Stein, Matthias Hagen, Martin Potthast

Standardization is achieved when a retrieval approach implements PyTerrier's interfaces and the input and output of an experiment are compatible with ir_datasets and ir_measures.

Information Retrieval Retrieval

Sparse Pairwise Re-ranking with Pre-trained Transformers

1 code implementation10 Jul 2022 Lukas Gienapp, Maik Fröbe, Matthias Hagen, Martin Potthast

Pairwise re-ranking models predict which of two documents is more relevant to a query and then aggregate a final ranking from such preferences.

Passage Ranking Re-Ranking +1

How Train-Test Leakage Affects Zero-shot Retrieval

1 code implementation29 Jun 2022 Maik Fröbe, Christopher Akiki, Martin Potthast, Matthias Hagen

We investigate the impact of this unintended train-test leakage by training neural retrieval models on combinations of a fixed number of MS MARCO / ORCAS queries that are highly similar to the actual test queries and an increasing number of other queries.

Retrieval

Clickbait Spoiling via Question Answering and Passage Retrieval

1 code implementation ACL 2022 Matthias Hagen, Maik Fröbe, Artur Jurk, Martin Potthast

We introduce and study the task of clickbait spoiling: generating a short text that satisfies the curiosity induced by a clickbait post.

Passage Retrieval Question Answering +1

SCAI-QReCC Shared Task on Conversational Question Answering

1 code implementation LREC 2022 Svitlana Vakulenko, Johannes Kiesel, Maik Fröbe

Search-Oriented Conversational AI (SCAI) is an established venue that regularly puts a spotlight upon the recent work advancing the field of conversational search.

Answer Generation Conversational Question Answering +1

The Impact of Main Content Extraction on Near-Duplicate Detection

no code implementations21 Nov 2021 Maik Fröbe, Matthias Hagen, Janek Bevendorff, Michael Völske, Benno Stein, Christopher Schröder, Robby Wagner, Lukas Gienapp, Martin Potthast

Commercial web search engines employ near-duplicate detection to ensure that users see each relevant result only once, albeit the underlying web crawls typically include (near-)duplicates of many web pages.

Information Retrieval Retrieval

Towards Axiomatic Explanations for Neural Ranking Models

no code implementations15 Jun 2021 Michael Völske, Alexander Bondarenko, Maik Fröbe, Matthias Hagen, Benno Stein, Jaspreet Singh, Avishek Anand

We investigate whether one can explain the behavior of neural ranking models in terms of their congruence with well understood principles of document ranking by using established theories from axiomatic IR.

Document Ranking Information Retrieval +1

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