Search Results for author: Sarah Rajtmajer

Found 9 papers, 2 papers with code

Acknowledgement Entity Recognition in CORD-19 Papers

1 code implementation EMNLP (sdp) 2020 Jian Wu, Pei Wang, Xin Wei, Sarah Rajtmajer, C. Lee Giles, Christopher Griffin

We built a supplementary database by linking CORD-19 papers with acknowledgement entities extracted by AckExtract including persons and organizations and find that only up to 50–60% of named entities are actually acknowledged.

Sentence

Inside the echo chamber: Linguistic underpinnings of misinformation on Twitter

no code implementations24 Apr 2024 Xinyu Wang, Jiayi Li, Sarah Rajtmajer

Social media users drive the spread of misinformation online by sharing posts that include erroneous information or commenting on controversial topics with unsubstantiated arguments often in earnest.

"Confidently Nonsensical?'': A Critical Survey on the Perspectives and Challenges of 'Hallucinations' in NLP

no code implementations11 Apr 2024 Pranav Narayanan Venkit, Tatiana Chakravorti, Vipul Gupta, Heidi Biggs, Mukund Srinath, Koustava Goswami, Sarah Rajtmajer, Shomir Wilson

We investigate how hallucination in large language models (LLM) is characterized in peer-reviewed literature using a critical examination of 103 publications across NLP research.

Hallucination

A Study on Reproducibility and Replicability of Table Structure Recognition Methods

no code implementations20 Apr 2023 Kehinde Ajayi, Muntabhir Hasan Choudhury, Sarah Rajtmajer, Jian Wu

We then examine replicability using a dataset similar to the original as well as a new dataset, GenTSR, consisting of 386 annotated tables extracted from scientific papers.

Design and Analysis of a Synthetic Prediction Market using Dynamic Convex Sets

no code implementations5 Jan 2021 Nishanth Nakshatri, Arjun Menon, C. Lee Giles, Sarah Rajtmajer, Christopher Griffin

We show that under certain assumptions on the underlying geometry, the resulting synthetic prediction market can be used to arbitrarily closely approximate a binary function defined on a set of input data.

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