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The traditional personality models only yield binary results. This paper presents a novel approach for training personality detection models that produce continuous output values, using mixed strategies. By leveraging the PANDORA dataset,…

Computation and Language · Computer Science 2024-06-25 Rong Wang , Kun Sun

Studies suggest that within the hierarchical architecture, the topological higher level possibly represents a conscious category of the current sensory events with slower changing activities. They attempt to predict the activities on the…

Artificial Intelligence · Computer Science 2018-04-19 Junpei Zhong , Tetsuya Ogata , Angelo Cangelosi

Deploying deep neural networks for risk-sensitive tasks necessitates an uncertainty estimation mechanism. This paper introduces hierarchical selective classification, extending selective classification to a hierarchical setting. Our…

Machine Learning · Computer Science 2025-01-07 Shani Goren , Ido Galil , Ran El-Yaniv

This paper presents our system employed for the Social Media Mining for Health 2023 Shared Task 4: Binary classification of English Reddit posts self-reporting a social anxiety disorder diagnosis. We systematically investigate and contrast…

Computation and Language · Computer Science 2023-12-18 Sourabh Zanwar , Daniel Wiechmann , Yu Qiao , Elma Kerz

We propose a deep architecture for depression detection from social media posts. The proposed architecture builds upon BERT to extract language representations from social media posts and combines these representations using an attentive…

Computation and Language · Computer Science 2023-03-28 Ilias Triantafyllopoulos , Georgios Paraskevopoulos , Alexandros Potamianos

The role of social media, in particular microblogging platforms such as Twitter, as a conduit for actionable and tactical information during disasters is increasingly acknowledged. However, time-critical analysis of big crisis data on…

Computation and Language · Computer Science 2016-08-16 Dat Tien Nguyen , Kamela Ali Al Mannai , Shafiq Joty , Hassan Sajjad , Muhammad Imran , Prasenjit Mitra

Failure to timely diagnose and effectively treat depression leads to over 280 million people suffering from this psychological disorder worldwide. The information cues of depression can be harvested from diverse heterogeneous resources,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Ping-Cheng Wei , Kunyu Peng , Alina Roitberg , Kailun Yang , Jiaming Zhang , Rainer Stiefelhagen

Pervasive and ubiquitous computing facilitates immediate access to information in the sense of always-on. Information such as news, messages, or reminders can significantly enhance our daily routines but are rendered useless or disturbing…

Human-Computer Interaction · Computer Science 2022-12-20 Christoph Anderson , Judith Simone Heinisch , Shohreh Deldari , Flora D. Salim , Sandra Ohly , Klaus David , Veljko Pejovic

The proliferation of hate speech on social media necessitates automated detection systems that balance accuracy with computational efficiency. This study evaluates 38 model configurations in detecting hate speech across datasets ranging…

Computation and Language · Computer Science 2025-09-19 Mahmoud Abusaqer , Jamil Saquer , Hazim Shatnawi

Motivated with recent advances in inferring users' mental state in social media posts, we identify and formulate the problem of finding causal indicators behind mental illness in self-reported text. In the past, we witness the presence of…

Computation and Language · Computer Science 2023-04-11 Muskan Garg

This article presents a novel method for predicting suicidal ideation from Electronic Health Records (EHR) and Ecological Momentary Assessment (EMA) data using deep sequential models. Both EHR longitudinal data and EMA question forms are…

Emotion Classification based on text is a task with many applications which has received growing interest in recent years. This paper presents a preliminary study with the goal to help researchers and practitioners gain insight into…

Computation and Language · Computer Science 2023-03-01 Anna Koufakou , Jairo Garciga , Adam Paul , Joseph Morelli , Christopher Frank

Hierarchical model fitting has become commonplace for case-control studies of cognition and behaviour in mental health. However, these techniques require us to formalise assumptions about the data-generating process at the group level,…

Computers and Society · Computer Science 2020-11-04 Vincent Valton , Toby Wise , Oliver J. Robinson

Modern sociology has profoundly uncovered many convincing social criteria for behavioural analysis. Unfortunately, many of them are too subjective to be measured and presented in online social networks. On the other hand, data mining…

Social and Information Networks · Computer Science 2023-01-09 Xiangguo Sun , Hong Cheng , Bo Liu , Jia Li , Hongyang Chen , Guandong Xu , Hongzhi Yin

Machine learning (ML) techniques have gained popularity in the neuroimaging field due to their potential for classifying neuropsychiatric disorders. However, the diagnostic predictive power of the existing algorithms has been limited by…

Social media platforms struggle to protect users from harmful content through content moderation. These platforms have recently leveraged machine learning models to cope with the vast amount of user-generated content daily. Since moderation…

Machine Learning · Computer Science 2023-01-27 Donghyun Son , Byounggyu Lew , Kwanghee Choi , Yongsu Baek , Seungwoo Choi , Beomjun Shin , Sungjoo Ha , Buru Chang

The widespread adoption of social media has heightened interest in its psychological effects, particularly on mental health indicators such as anxiety, depression, loneliness, and sleep quality, as these platforms increasingly influence…

Machine Learning · Computer Science 2026-04-28 Md All Shahria , Sanjeda Dewan Mithila , Touhid Alam , Mohammad Sakib Mahmood , Mahfuza Khatun

We study a social network consisting of agents organized as a hierarchical M-ary rooted tree, common in enterprise and military organizational structures. The goal is to aggregate information to solve a binary hypothesis testing problem.…

Social and Information Networks · Computer Science 2015-06-05 Zhenliang Zhang , Edwin K. P. Chong , Ali Pezeshki , William Moran , Stephen D. Howard

This study provides a methodological framework for the computer to classify tweets according to variables of the Theory of Planned Behavior. We present a sequential process of automated text analysis which combined supervised approach and…

Social and Information Networks · Computer Science 2018-08-28 Joon-Mo Park , Chul-joo Lee , Yunseok Jang

Suicide is the 10th leading cause of death in the US and the 2nd leading cause of death among teenagers. Clinical and psychosocial factors contribute to suicide risk (SRFs), although documentation and self-expression of such factors in EHRs…

Social and Information Networks · Computer Science 2020-12-29 Rohith K. Thiruvalluru , Manas Gaur , Krishnaprasad Thirunarayan , Amit Sheth , Jyotishman Pathak