Search Results for author: Usha Lokala

Found 6 papers, 1 papers with code

Predictive Analysis on Twitter: Techniques and Applications

1 code implementation6 Jun 2018 Ugur Kursuncu, Manas Gaur, Usha Lokala, Krishnaprasad Thirunarayan, Amit Sheth, I. Budak Arpinar

Predictive analysis of social media data has attracted considerable attention from the research community as well as the business world because of the essential and actionable information it can provide.

Social and Information Networks

"When they say weed causes depression, but it's your fav antidepressant": Knowledge-aware Attention Framework for Relationship Extraction

no code implementations21 Sep 2020 Shweta Yadav, Usha Lokala, Raminta Daniulaityte, Krishnaprasad Thirunarayan, Francois Lamy, Amit Sheth

In this interdisciplinary study, we demonstrate the value of incorporating domain-specific knowledge in the learning process to identify the relationships between cannabis use and depression.

Position Sentence

"Is depression related to cannabis?": A knowledge-infused model for Entity and Relation Extraction with Limited Supervision

no code implementations1 Feb 2021 Kaushik Roy, Usha Lokala, Vedant Khandelwal, Amit Sheth

With strong marketing advocacy of the benefits of cannabis use for improved mental health, cannabis legalization is a priority among legislators.

Contrastive Learning Marketing +1

"Can We Detect Substance Use Disorder?": Knowledge and Time Aware Classification on Social Media from Darkweb

no code implementations20 Apr 2023 Usha Lokala, Orchid Chetia Phukan, Triyasha Ghosh Dastidar, Francois Lamy, Raminta Daniulaityte, Amit Sheth

We use the Drug Abuse Ontology, state-of-the-art deep learning, and knowledge-aware BERT-based models to generate sentiment and emotion for the social media posts to understand users' perceptions on social media by investigating questions such as: which synthetic opioids people are optimistic, neutral, or negative about?

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