no code implementations • NAACL (SocialNLP) 2021 • Yufei Tian, Tuhin Chakrabarty, Fred Morstatter, Nanyun Peng
Discrepancies exist among different cultures or languages.
no code implementations • 3 Aug 2023 • Abel Salinas, Parth Vipul Shah, Yuzhong Huang, Robert McCormack, Fred Morstatter
Our study highlights the importance of measuring the bias of LLMs in downstream applications to understand the potential for harm and inequitable outcomes.
no code implementations • 15 Jun 2023 • Myrl G. Marmarelis, Greg Ver Steeg, Aram Galstyan, Fred Morstatter
Causal inference of exact individual treatment outcomes in the presence of hidden confounders is rarely possible.
1 code implementation • 4 Jun 2023 • Omar Shaikh, Caleb Ziems, William Held, Aryan J. Pariani, Fred Morstatter, Diyi Yang
Prior work uses simple reference games to test models of pragmatic reasoning, often with unidentified speakers and listeners.
no code implementations • 20 May 2023 • Darshan Deshpande, Zhivar Sourati, Filip Ilievski, Fred Morstatter
Automatic assessment of the quality of arguments has been recognized as a challenging task with significant implications for misinformation and targeted speech.
no code implementations • 17 May 2023 • Dong-Ho Lee, Kian Ahrabian, Woojeong Jin, Fred Morstatter, Jay Pujara
This shows that prior semantic knowledge is unnecessary; instead, LLMs can leverage the existing patterns in the context to achieve such performance.
no code implementations • 13 Oct 2022 • Negar Mokhberian, Frederic R. Hopp, Bahareh Harandizadeh, Fred Morstatter, Kristina Lerman
Morality classification relies on human annotators to label the moral expressions in text, which provides training data to achieve state-of-the-art performance.
1 code implementation • NAACL 2022 • Ninareh Mehrabi, Ahmad Beirami, Fred Morstatter, Aram Galstyan
Existing work to generate such attacks is either based on human-generated attacks which is costly and not scalable or, in case of automatic attacks, the attack vector does not conform to human-like language, which can be detected using a language model loss.
no code implementations • 4 Dec 2021 • Huy Nghiem, Fred Morstatter
We demonstrate that we are able to identify hate speech that is systematically missed by established hate speech detectors.
1 code implementation • 22 Nov 2021 • Bahareh Harandizadeh, J. Hunter Priniski, Fred Morstatter
By illuminating latent structures in a corpus of text, topic models are an essential tool for categorizing, summarizing, and exploring large collections of documents.
no code implementations • 10 Sep 2021 • Dong-Ho Lee, Ravi Kiran Selvam, Sheikh Muhammad Sarwar, Bill Yuchen Lin, Fred Morstatter, Jay Pujara, Elizabeth Boschee, James Allan, Xiang Ren
Deep neural models for named entity recognition (NER) have shown impressive results in overcoming label scarcity and generalizing to unseen entities by leveraging distant supervision and auxiliary information such as explanations.
Low Resource Named Entity Recognition
named-entity-recognition
+2
1 code implementation • NAACL (TrustNLP) 2022 • Ninareh Mehrabi, Umang Gupta, Fred Morstatter, Greg Ver Steeg, Aram Galstyan
The widespread use of Artificial Intelligence (AI) in consequential domains, such as healthcare and parole decision-making systems, has drawn intense scrutiny on the fairness of these methods.
no code implementations • 11 Aug 2021 • Zaina Shaik, Filip Ilievski, Fred Morstatter
Through this analysis, we discovered that there is an overrepresentation of white individuals and those with citizenship in Europe and North America; the rest of the groups are generally underrepresented.
no code implementations • EMNLP 2021 • Ninareh Mehrabi, Pei Zhou, Fred Morstatter, Jay Pujara, Xiang Ren, Aram Galstyan
In addition, we analyze two downstream models that use ConceptNet as a source for commonsense knowledge and find the existence of biases in those models as well.
no code implementations • 6 Feb 2021 • Rajiv Sethi, Julie Seager, Emily Cai, Daniel M. Benjamin, Fred Morstatter
We examine probabilistic forecasts for battleground states in the 2020 US presidential election, using daily data from two sources over seven months: a model published by The Economist, and prices from the PredictIt exchange.
1 code implementation • 16 Dec 2020 • Ninareh Mehrabi, Muhammad Naveed, Fred Morstatter, Aram Galstyan
Algorithmic fairness has attracted significant attention in recent years, with many quantitative measures suggested for characterizing the fairness of different machine learning algorithms.
no code implementations • AKBC 2021 • Mehrnoosh Mirtaheri, Mohammad Rostami, Xiang Ren, Fred Morstatter, Aram Galstyan
Most real-world knowledge graphs are characterized by a long-tail relation frequency distribution where a significant fraction of relations occurs only a handful of times.
no code implementations • 4 Sep 2020 • Akira Matsui, Emilio Ferrara, Fred Morstatter, Andres Abeliuk, Aram Galstyan
In this study, we propose the use of a computational framework to identify clusters of underperforming workers using clickstream trajectories.
1 code implementation • 14 May 2020 • Ninareh Mehrabi, Yuzhong Huang, Fred Morstatter
We formalize our definition of fairness, and motivate it with its appropriate contexts.
no code implementations • ACL 2021 • Woojeong Jin, Rahul Khanna, Suji Kim, Dong-Ho Lee, Fred Morstatter, Aram Galstyan, Xiang Ren
In this work, we aim to formulate a task, construct a dataset, and provide benchmarks for developing methods for event forecasting with large volumes of unstructured text data.
1 code implementation • 10 Apr 2020 • Yufei Tian, Tuhin Chakrabarty, Fred Morstatter, Nanyun Peng
Perspective differences exist among different cultures or languages.
1 code implementation • 4 Apr 2020 • Caleb Ziems, Ymir Vigfusson, Fred Morstatter
Cyberbullying is a pervasive problem in online communities.
1 code implementation • 24 Oct 2019 • Ninareh Mehrabi, Thamme Gowda, Fred Morstatter, Nanyun Peng, Aram Galstyan
We study the bias in several state-of-the-art named entity recognition (NER) models---specifically, a difference in the ability to recognize male and female names as PERSON entity types.
2 code implementations • 23 Aug 2019 • Ninareh Mehrabi, Fred Morstatter, Nripsuta Saxena, Kristina Lerman, Aram Galstyan
With the commercialization of these systems, researchers are becoming aware of the biases that these applications can contain and have attempted to address them.
1 code implementation • 4 Feb 2019 • Mehrnoosh Mirtaheri, Sami Abu-El-Haija, Fred Morstatter, Greg Ver Steeg, Aram Galstyan
Because of the speed and relative anonymity offered by social platforms such as Twitter and Telegram, social media has become a preferred platform for scammers who wish to spread false hype about the cryptocurrency they are trying to pump.
no code implementations • 14 Sep 2017 • Fred Morstatter, Kai Shu, Suhang Wang, Huan Liu
We apply our solution to sentiment analysis, a task that can benefit from the emoji calibration technique we use in this work.
no code implementations • 17 Aug 2016 • Liang Wu, Fred Morstatter, Huan Liu
To this end, we propose to build the first sentiment dictionary of slang words to aid sentiment analysis of social media content.
2 code implementations • 29 Jan 2016 • Jundong Li, Kewei Cheng, Suhang Wang, Fred Morstatter, Robert P. Trevino, Jiliang Tang, Huan Liu
To facilitate and promote the research in this community, we also present an open-source feature selection repository that consists of most of the popular feature selection algorithms (\url{http://featureselection. asu. edu/}).
no code implementations • WS 2014 • Fred Morstatter, Nichola Lubold, Heather Pon-Barry, Jürgen Pfeffer, Huan Liu
These agencies look for tweets from within the region affected by the crisis to get the latest updates of the status of the affected region.