Approximate Nearest Neighbour Extraction Techniques and Neural Networks for Suicide Risk Prediction in the CLPsych 2022 Shared Task

no code implementations • NAACL (CLPsych) 2022 • Hermenegildo Fabregat Marcos, Ander Cejudo, Juan Martinez-Romo, Alicia Perez, Lourdes Araujo, Nuria Lebea, Maite Oronoz, Arantza Casillas

This paper describes the participation of our group on the CLPsych 2022 shared task. For task A, which tries to capture changes in mood over time, we have applied an Approximate Nearest Neighbour (ANN) extraction technique with the aim of relabelling the user messages according to their proximity, based on the representation of these messages in a vector space.

NLP@UNED at SMM4H 2019: Neural Networks Applied to Automatic Classifications of Adverse Effects Mentions in Tweets

no code implementations • WS 2019 • Javier Cortes-Tejada, Juan Martinez-Romo, Lourdes Araujo

This paper describes a system for automatically classifying adverse effects mentions in tweets developed for the task 1 at Social Media Mining for Health Applications (SMM4H) Shared Task 2019.

Word Embeddings

A Tagged Corpus for Automatic Labeling of Disabilities in Medical Scientific Papers

no code implementations • LREC 2016 • Carlos Valmaseda, Juan Martinez-Romo, Lourdes Araujo

This paper presents the creation of a corpus of labeled disabilities in scientific papers.