Search Results for author: Anthony Rios

Found 22 papers, 4 papers with code

Team UTSA-NLP at SemEval 2024 Task 5: Prompt Ensembling for Argument Reasoning in Civil Procedures with GPT4

1 code implementation2 Apr 2024 Dan Schumacher, Anthony Rios

Overall, our system results in a Macro F1 of . 8095 on the validation dataset and . 7315 (5th out of 21 teams) on the final test set.

In-Context Learning

Deciphering Textual Authenticity: A Generalized Strategy through the Lens of Large Language Semantics for Detecting Human vs. Machine-Generated Text

1 code implementation17 Jan 2024 Mazal Bethany, Brandon Wherry, Emet Bethany, Nishant Vishwamitra, Anthony Rios, Peyman Najafirad

We first study the effectiveness of state-of-the-art approaches and find that they are severely limited against text produced by diverse generators and domains in the real world.

Binary Classification

BabyStories: Can Reinforcement Learning Teach Baby Language Models to Write Better Stories?

1 code implementation25 Oct 2023 Xingmeng Zhao, Tongnian Wang, Sheri Osborn, Anthony Rios

These insights highlight the potential benefits of RLHF fine-tuning for language models within limited data, enhancing their ability to maintain narrative focus and coherence while adhering better to initial instructions in storytelling tasks.

Towards Understanding the Generalization of Medical Text-to-SQL Models and Datasets

no code implementations22 Mar 2023 Richard Tarbell, Kim-Kwang Raymond Choo, Glenn Dietrich, Anthony Rios

To show this, we create new splits of the existing medical text-to-SQL dataset MIMICSQL that better measure the generalizability of the resulting models.

Data Augmentation Text-To-SQL

Bike Frames: Understanding the Implicit Portrayal of Cyclists in the News

no code implementations15 Jan 2023 Xingmeng Zhao, Xavier Walton, Suhana Shrestha, Anthony Rios

In this paper, we explore the perceived perception of cyclists within news headlines.

Linguistic Elements of Engaging Customer Service Discourse on Social Media

no code implementations24 Dec 2022 Sonam Singh, Anthony Rios

Thus, through this study, we aim to bridge this critical gap in the existing literature by analyzing language's content and stylistic aspects such as expressed empathy, psycho-linguistic features, dialogue tags, and metrics for quantifying personalization of the utterances that can influence the engagement of an interaction.

A Comprehensive Study of Gender Bias in Chemical Named Entity Recognition Models

no code implementations24 Dec 2022 Xingmeng Zhao, Ali Niazi, Anthony Rios

Our findings emphasize the biases in chemical NER models, urging practitioners to account for these biases in downstream applications.

Fairness named-entity-recognition +2

A Marker-based Neural Network System for Extracting Social Determinants of Health

no code implementations24 Dec 2022 Xingmeng Zhao, Anthony Rios

The major finding of this study is that the multi-stage pipeline effectively extracts SDoH information from clinical notes.

named-entity-recognition Named Entity Recognition +4

Measuring Geographic Performance Disparities of Offensive Language Classifiers

no code implementations COLING 2022 Brandon Lwowski, Paul Rad, Anthony Rios

Likewise, we show that while offensive language models produce false positives on African American English, model performance is not correlated with each city's minority population proportions.

UTSA NLP at SemEval-2022 Task 4: An Exploration of Simple Ensembles of Transformers, Convolutional, and Recurrent Neural Networks

no code implementations SemEval (NAACL) 2022 Xingmeng Zhao, Anthony Rios

The act of appearing kind or helpful via the use of but having a feeling of superiority condescending and patronizing language can have have serious mental health implications to those that experience it.

Turning Stocks into Memes: A Dataset for Understanding How Social Communities Can Drive Wall Street

no code implementations16 Mar 2022 Richard Alvarez, Paras Bhatt, Xingmeng Zhao, Anthony Rios

Likewise, we curate a dataset to better understand how intent interacts with a user's general support towards the coordinated actions of the community for GameStop.

Detecting Bot-Generated Text by Characterizing Linguistic Accommodation in Human-Bot Interactions

no code implementations Findings (ACL) 2021 Paras Bhatt, Anthony Rios

Language generation models' democratization benefits many domains, from answering health-related questions to enhancing education by providing AI-driven tutoring services.

Misinformation Text Detection +1

An Empirical Study of the Downstream Reliability of Pre-Trained Word Embeddings

no code implementations COLING 2020 Anthony Rios, Brandon Lwowski

While pre-trained word embeddings have been shown to improve the performance of downstream tasks, many questions remain regarding their reliability: Do the same pre-trained word embeddings result in the best performance with slight changes to the training data?

Imputation Word Embeddings

Quantifying 60 Years of Gender Bias in Biomedical Research with Word Embeddings

no code implementations WS 2020 Anthony Rios, Reenam Joshi, Hejin Shin

Specifically, we address multiple questions, including, How has gender bias changed over time in biomedical research, and what health-related concepts are the most biased?

Word Embeddings

Few-Shot and Zero-Shot Multi-Label Learning for Structured Label Spaces

1 code implementation EMNLP 2018 Anthony Rios, Ramakanth Kavuluru

Furthermore, we develop few- and zero-shot methods for multi-label text classification when there is a known structure over the label space, and evaluate them on two publicly available medical text datasets: MIMIC II and MIMIC III.

General Classification Multi-Label Classification +4

EMR Coding with Semi-Parametric Multi-Head Matching Networks

no code implementations NAACL 2018 Anthony Rios, Ramakanth Kavuluru

Coding EMRs with diagnosis and procedure codes is an indispensable task for billing, secondary data analyses, and monitoring health trends.

Few-Shot Learning General Classification +3

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