no code implementations • EACL (Louhi) 2021 • Anietie Andy, Brian Chu, Ramie Fathy, Barrington Bennett, Daniel Stokes, Sharath Chandra Guntuku
We find that (i) there is a positive correlation between the informational support given in posts and the emotional support given and emotional support sought, respectively, in these posts and (ii) over time, users tended to seek more emotional support and give less emotional support.
no code implementations • LREC 2022 • Anietie Andy, Reno Kriz, Sharath Chandra Guntuku, Derry Tanti Wijaya, Chris Callison-Burch
While popular Television (TV) shows are airing, some users interested in these shows publish social media posts about the show.
no code implementations • EMNLP (NLP-COVID19) 2020 • Austin Van Loon, Sheridan Stewart, Brandon Waldon, Shrinidhi K Lakshmikanth, Ishan Shah, Sharath Chandra Guntuku, Garrick Sherman, James Zou, Johannes Eichstaedt
Our ability to limit the future spread of COVID-19 will in part depend on our understanding of the psychological and sociological processes that lead people to follow or reject coronavirus health behaviors.
1 code implementation • EMNLP (NLP+CSS) 2020 • Mohammadzaman Zamani, H. Andrew Schwartz, Johannes Eichstaedt, Sharath Chandra Guntuku, Adithya Virinchipuram Ganesan, Sean Clouston, Salvatore Giorgi
The novelty and global scale of the COVID-19 pandemic has lead to rapid societal changes in a short span of time.
no code implementations • EMNLP (NLP+CSS) 2020 • Anietie Andy, Sharath Chandra Guntuku
Individuals recovering from substance use often seek social support (emotional and informational) on online recovery forums, where they can both write and comment on posts, expressing their struggles and successes.
no code implementations • NAACL (CLPsych) 2022 • Adithya V Ganesan, Vasudha Varadarajan, Juhi Mittal, Shashanka Subrahmanya, Matthew Matero, Nikita Soni, Sharath Chandra Guntuku, Johannes Eichstaedt, H. Andrew Schwartz
Psychological states unfold dynamically; to understand and measure mental health at scale we need to detect and measure these changes from sequences of online posts.
no code implementations • 10 Jan 2024 • Young-Min Cho, Dandan Pang, Stuti Thapa, Garrick Sherman, Lyle Ungar, Louis Tay, Sharath Chandra Guntuku
There are substantial differences among cultures that contribute to their affective expressions.
1 code implementation • 25 Oct 2023 • Young Min Cho, Sunny Rai, Lyle Ungar, João Sedoc, Sharath Chandra Guntuku
Mental health conversational agents (a. k. a.
no code implementations • 29 Aug 2023 • Sharath Chandra Guntuku, Thomas Talhelm, Garrick Sherman, Angel Fan, Salvatore Giorgi, Liuqing Wei, Lyle H. Ungar
We used natural language processing to analyze a billion words to study cultural differences on Weibo, one of China's largest social media platforms.
1 code implementation • 3 Jul 2023 • Shreya Havaldar, Sunny Rai, Bhumika Singhal, Langchen Liu, Sharath Chandra Guntuku, Lyle Ungar
Emotions are experienced and expressed differently across the world.
1 code implementation • 29 May 2023 • Shubham Innani, Prasad Dutande, Ujjwal Baid, Venu Pokuri, Spyridon Bakas, Sanjay Talbar, Bhakti Baheti, Sharath Chandra Guntuku
Skin cancer is a serious condition that requires accurate diagnosis and treatment.
no code implementations • 1 Feb 2023 • Bhakti Baheti, Sunny Rai, Shubham Innani, Garv Mehdiratta, Sharath Chandra Guntuku, MacLean P. Nasrallah, Spyridon Bakas
Glioblastoma is the most common and aggressive malignant adult tumor of the central nervous system, with a grim prognosis and heterogeneous morphologic and molecular profiles.
1 code implementation • 19 May 2022 • Harry Wang, Sharath Chandra Guntuku
We aim to reduce the resource cost of this process by introducing a weakly-supervised iterative graph-based approach to detect keywords, topics, and themes related to misinformation, with a focus on COVID-19.
no code implementations • 3 Feb 2022 • Tingting Liu, Salvatore Giorgi, Xiangyu Tao, Sharath Chandra Guntuku, Douglas Bellew, Brenda Curtis, Lyle Ungar
Adaptive mobile device-based health interventions often use machine learning models trained on non-mobile device data, such as social media text, due to the difficulty and high expense of collecting large text message (SMS) data.
1 code implementation • 19 Oct 2021 • Jesse Cui, Tingdan Zhang, Kokil Jaidka, Dandan Pang, Garrick Sherman, Vinit Jakhetiya, Lyle Ungar, Sharath Chandra Guntuku
This paper studies linguistic differences in the experiences and expressions of stress in urban-rural China from Weibo posts from over 65, 000 users across 329 counties using hierarchical mixed-effects models.
1 code implementation • 11 Apr 2021 • Shubham Chaudhary, Sadbhawna, Vinit Jakhetiya, Badri N Subudhi, Ujjwal Baid, Sharath Chandra Guntuku
We propose a two-stage Convolutional Neural Network (CNN) based classification framework for detecting COVID-19 and Community-Acquired Pneumonia (CAP) using the chest Computed Tomography (CT) scan images.
1 code implementation • 1 Sep 2020 • Salvatore Giorgi, Sharath Chandra Guntuku, McKenzie Himelein-Wachowiak, Amy Kwarteng, Sy Hwang, Muhammad Rahman, Brenda Curtis
Black Lives Matter (BLM) is a decentralized social movement protesting violence against Black individuals and communities, with a focus on police brutality.
1 code implementation • 6 Aug 2020 • Mingyang Li, Louis Hickman, Louis Tay, Lyle Ungar, Sharath Chandra Guntuku
We study the linguistic features associated with politeness across US English and Mandarin Chinese.
Social and Information Networks Computers and Society
1 code implementation • 4 Apr 2019 • Sharath Chandra Guntuku, Mingyang Li, Louis Tay, Lyle H. Ungar
Global acceptance of Emojis suggests a cross-cultural, normative use of Emojis.
1 code implementation • 19 Nov 2018 • Sharath Chandra Guntuku, Anneke Buffone, Kokil Jaidka, Johannes Eichstaedt, Lyle Ungar
In this paper, we explore the language of psychological stress with a dataset of 601 social media users, who answered the Perceived Stress Scale questionnaire and also consented to share their Facebook and Twitter data.