Search Results for author: Carlos Aguirre

Found 11 papers, 3 papers with code

Towards Understanding the Role of Gender in Deploying Social Media-Based Mental Health Surveillance Models

no code implementations NAACL (CLPsych) 2021 Eli Sherman, Keith Harrigian, Carlos Aguirre, Mark Dredze

Spurred by advances in machine learning and natural language processing, developing social media-based mental health surveillance models has received substantial recent attention.

Qualitative Analysis of Depression Models by Demographics

no code implementations NAACL (CLPsych) 2021 Carlos Aguirre, Mark Dredze

Models for identifying depression using social media text exhibit biases towards different gender and racial/ethnic groups.

Selecting Shots for Demographic Fairness in Few-Shot Learning with Large Language Models

no code implementations14 Nov 2023 Carlos Aguirre, Kuleen Sasse, Isabel Cachola, Mark Dredze

In this work, we explore the effect of shots, which directly affect the performance of models, on the fairness of LLMs as NLP classification systems.

Fairness Few-Shot Learning +1

Transferring Fairness using Multi-Task Learning with Limited Demographic Information

no code implementations22 May 2023 Carlos Aguirre, Mark Dredze

Training supervised machine learning systems with a fairness loss can improve prediction fairness across different demographic groups.

Fairness Multi-Task Learning

Gender and Racial Fairness in Depression Research using Social Media

no code implementations EACL 2021 Carlos Aguirre, Keith Harrigian, Mark Dredze

While previous research has raised concerns about possible biases in models produced from this data, no study has quantified how these biases actually manifest themselves with respect to different demographic groups, such as gender and racial/ethnic groups.

Fairness

On the State of Social Media Data for Mental Health Research

1 code implementation NAACL (CLPsych) 2021 Keith Harrigian, Carlos Aguirre, Mark Dredze

Data-driven methods for mental health treatment and surveillance have become a major focus in computational science research in the last decade.

Do Models of Mental Health Based on Social Media Data Generalize?

1 code implementation Findings of the Association for Computational Linguistics 2020 Keith Harrigian, Carlos Aguirre, Mark Dredze

Proxy-based methods for annotating mental health status in social media have grown popular in computational research due to their ability to gather large training samples.

Scalable End-to-end Recurrent Neural Network for Variable star classification

1 code implementation3 Feb 2020 Ignacio Becker, Karim Pichara, Márcio Catelan, Pavlos Protopapas, Carlos Aguirre, Fatemeh Nikzat

Our method uses minimal data preprocessing, can be updated with a low computational cost for new observations and light curves, and can scale up to massive datasets.

Classification Classification Of Variable Stars +1

A Novel Approach for Detection and Ranking of Trendy and Emerging Cyber Threat Events in Twitter Streams

no code implementations12 Jul 2019 Avishek Bose, Vahid Behzadan, Carlos Aguirre, William H. Hsu

We present a new machine learning and text information extraction approach to detection of cyber threat events in Twitter that are novel (previously non-extant) and developing (marked by significance with respect to similarity with a previously detected event).

BIG-bench Machine Learning Event Detection

Deep multi-survey classification of variable stars

no code implementations21 Oct 2018 Carlos Aguirre, Karim Pichara, Ignacio Becker

In this work, we present a novel Deep Learning model for light curve classification, mainly based on convolutional units.

BIG-bench Machine Learning Classification +5

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