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The collection and examination of social media has become a useful mechanism for studying the mental activity and behavior tendencies of users. Through the analysis of collected Twitter data, models were developed for classifying…

社会与信息网络 · 计算机科学 2020-03-26 Joseph Tassone , Peizhi Yan , Mackenzie Simpson , Chetan Mendhe , Vijay Mago , Salimur Choudhury

Development of new medications is a very lengthy and costly process. Finding novel indications for existing drugs, or drug repositioning, can serve as a useful strategy to shorten the development cycle. In this study, we present an approach…

基因组学 · 定量生物学 2017-12-13 Kai Zhao , Hon-Cheong So

Sentiment Analysis is an important algorithm in Natural Language Processing which is used to detect sentiment within some text. In our project, we had chosen to work on analyzing reviews of various drugs which have been reviewed in form of…

计算与语言 · 计算机科学 2020-03-27 Sairamvinay Vijayaraghavan , Debraj Basu

This work demonstrates how mixed effects random forests enable accurate predictions of depression severity using multimodal physiological and digital activity data collected from an 8-week study involving 31 patients with major depressive…

机器学习 · 计算机科学 2023-01-25 Robert A. Lewis , Asma Ghandeharioun , Szymon Fedor , Paola Pedrelli , Rosalind Picard , David Mischoulon

This is a preprint version of the first book from the series: "Stories told by data". In this book a story is told about the psychological traits associated with drug consumption. The book includes: - A review of published works on the…

Overdose related to prescription opioids have reached an epidemic level in the US, creating an unprecedented national crisis. This has been exacerbated partly due to the lack of tools for physicians to help predict the risk of whether a…

Mining social media messages for health and drug related information has received significant interest in pharmacovigilance research. Social media sites (e.g., Twitter), have been used for monitoring drug abuse, adverse reactions of drug…

计算与语言 · 计算机科学 2018-05-17 Debanjan Mahata , Jasper Friedrichs , Hitkul , Rajiv Ratn Shah

Current pharmaceutical formulation development still strongly relies on the traditional trial-and-error approach by individual experiences of pharmaceutical scientists, which is laborious, time-consuming and costly. Recently, deep learning…

机器学习 · 计算机科学 2018-12-05 Yilong Yang , Zhuyifan Ye , Yan Su , Qianqian Zhao , Xiaoshan Li , Defang Ouyang

Mental disorders impact the lives of millions of people globally, not only impeding their day-to-day lives but also markedly reducing life expectancy. This paper addresses the persistent challenge of predicting mortality in patients with…

机器学习 · 计算机科学 2023-10-19 Sean Kim , Samuel Kim

Knowing the uncertainty in a prediction is critical when making expensive investment decisions and when patient safety is paramount, but machine learning (ML) models in drug discovery typically provide only a single best estimate and ignore…

机器学习 · 计算机科学 2021-06-03 Stanley E. Lazic , Dominic P. Williams

Erowid.org is a website dedicated to documenting information about psychoactive substances, with over 36,000 user-submitted drug Experience Reports. We study the potential of these reports to provide information about characteristic…

社会与信息网络 · 计算机科学 2022-02-01 Angelina Mooseder , Momin M. Malik , Hemank Lamba , Earth Erowid , Sylvia Thyssen , Juergen Pfeffer

Understanding the real-world effects of recreational drug use remains a critical challenge in public health and biomedical research, especially as traditional surveillance systems often underrepresent user experiences. In this study, we…

Online communities such as drug-related subreddits serve as safe spaces for people who use drugs (PWUD), fostering discussions on substance use experiences, harm reduction, and addiction recovery. Users' shared narratives on these forums…

计算与语言 · 计算机科学 2024-06-19 Layla Bouzoubaa , Elham Aghakhani , Max Song , Minh Trinh , Rezvaneh Rezapour

In this paper, we demonstrate how the state-of-the-art machine learning and text mining techniques can be used to build effective social media-based substance use detection systems. Since a substance use ground truth is difficult to obtain…

计算与语言 · 计算机科学 2017-06-02 Tao Ding , Warren K. Bickel , Shimei Pan

Reward processing and derangements thereof, such as drug addiction, involve the coordinated activity of many brain areas. Prior work has identified many behavioral, molecular biological and single neuron changes throughout the…

神经元与认知 · 定量生物学 2012-09-18 Michael Chary

Major depressive disorder (MDD) is a heterogeneous condition; multiple underlying neurobiological substrates could be associated with treatment response variability. Understanding the sources of this variability and predicting outcomes has…

Objective: To determine whether machine learning methods can generate useful potion recipes for research and teaching at Hogwarts School of Witchcraft and Wizardry. Design: Using deep neural networks to classify generated recipes into a…

机器学习 · 计算机科学 2023-07-04 Christoph F. Kurz , Adriana N. König

Large language models (LLMs) are sensitive to the personas imposed on them at inference time, yet prompt-level "drug" interventions have never been benchmarked rigorously. We present the first controlled study of psychoactive framings on…

计算与语言 · 计算机科学 2025-12-23 Alexander Doudkin

Interference between pharmacological substances can cause serious medical injuries. Correctly predicting so-called drug-drug interactions (DDI) does not only reduce these cases but can also result in a reduction of drug development cost.…

机器学习 · 计算机科学 2019-08-06 Md. Rezaul Karim , Michael Cochez , Joao Bosco Jares , Mamtaz Uddin , Oya Beyan , Stefan Decker

Depression has affected millions of people worldwide and has become one of the most common mental disorders. Early mental disorder detection can reduce costs for public health agencies and prevent other major comorbidities. Additionally,…

计算与语言 · 计算机科学 2024-04-09 Giuliano Lorenzoni , Cristina Tavares , Nathalia Nascimento , Paulo Alencar , Donald Cowan
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