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Showing 15 of 20167 papers

Personalized Imputation in metric spaces via conformal prediction: Applications in Predicting Diabetes Development with Continuous Glucose Monitoring Information

Authors: Marcos Matabuena, Carla Díaz-Louzao, Rahul Ghosal, Francisco Gude

arXiv

The challenge of handling missing data is widespread in modern data analysis, particularly during the preprocessing phase and in various inferential modeling tasks. Although numerous algorithms exist...

mental health psychology open access

Topological Cycle Graph Attention Network for Brain Functional Connectivity

Authors: Jinghan Huang, Nanguang Chen, Anqi Qiu

arXiv

This study, we introduce a novel Topological Cycle Graph Attention Network (CycGAT), designed to delineate a functional backbone within brain functional graph--key pathways essential for signal transm...

mental health psychology open access

Utilizing Wavelet Transform in the Analysis of Scaling Dynamics for Milk Quality Evaluation

Authors: Devon Maywald, Dixon Vimalajeewa

arXiv

Food safety and quality are paramount concerns worldwide, especially concerning nutritional quality and its impact on human health. Ensuring the accuracy and efficiency of milk quality assessment is v...

mental health psychology open access

Optimization of COVID-19 Vaccination Process Using Queueing Theory

Authors: Sarkis Der Wartanian, Baydaa Al Ayoubi

arXiv

This research is about COVID-19, which is a contagious virus that reached many countries, including Lebanon. Monitoring the outbreak, researchers have been involved in introducing COVID-19 targeting v...

mental health psychology open access

Strong anti-Hebbian plasticity alters the convexity of network attractor landscapes

Authors: Lulu Gong, Xudong Chen, ShiNung Ching

arXiv

In this paper, we study recurrent neural networks in the presence of pairwise learning rules. We are specifically interested in how the attractor landscapes of such networks become altered as a functi...

mental health psychology open access

Binary Endogenous Treatment in Stochastic Frontier Models with an Application to Soil Conservation in El Salvador

Authors: Samuele Centorrino, Maria Pérez-Urdiales, Boris Bravo-Ureta, Alan J. Wall

arXiv

Improving the productivity of the agricultural sector is part of one of the Sustainable Development Goals set by the United Nations. To this end, many international organizations have funded training...

mental health psychology open access

Analysing the Influence of Macroeconomic Factors on Credit Risk in the UK Banking Sector

Authors: Hemlata Sharma, Aparna Andhalkar, Oluwaseun Ajao, Bayode Ogunleye

arXiv

Macroeconomic factors have a critical impact on banking credit risk, which cannot be directly controlled by banks, and therefore, there is a need for an early credit risk warning system based on the m...

mental health psychology open access

The Hubbert diffusion process: Estimation via simulated annealing and variable neighborhood search procedures. Application to forecasting peak oil production

Authors: Istoni da Luz Sant'Ana, Patricia Román-Román, Francisco Torres-Ruiz

arXiv

Accurately charting the progress of oil production is a problem of great current interest. Oil production is widely known to be cyclical: in any given system, after it reaches its peak, a decline will...

mental health psychology open access

Synergy or Rivalry? Glimpses of Regional Modernization and Public Service Equalization: A Case Study from China

Authors: Shengwen Shi, Jian'an Zhang

arXiv

For most developing countries, increasing the equalization of basic public services is widely recognized as an effective channel to improve people's sense of contentment. However, for many emerging ec...

mental health psychology open access

Analysis of an aggregate loss model in a Markov renewal regime

Authors: Pepa Ramírez-Cobo, Emilio Carrizosa, Rosa Elvira Lillo

arXiv

In this article we consider an aggregate loss model with dependent losses. The losses occurrence process is governed by a two-state Markovian arrival process (MAP2), a Markov renewal process process t...

mental health psychology open access

Uncovering Heterogeneity of Solar Flare Mechanism With Mixture Models

Authors: Bach Viet Do, Yang Chen, XuanLong Nguyen, Ward Manchester

arXiv

The physics of solar flares occurring on the Sun is highly complex and far from fully understood. However, observations show that solar eruptions are associated with the intense kilogauss fields of ac...

mental health psychology open access

Unified neural field theory of brain dynamics underlying oscillations in Parkinson's disease and generalized epilepsies

Authors: Eli J Müller, Sacha J van Albada, Jong-Won Kim, Peter A Robinson

arXiv

The mechanisms underlying pathologically synchronized neural oscillations in Parkinson's disease (PD) and generalized epilepsies are jointly explored via a neural field model of the corticothalamic-ba...

mental health psychology open access

Do Bayesian Neural Networks Improve Weapon System Predictive Maintenance?

Authors: Michael Potter, Miru Jun

arXiv

We implement a Bayesian inference process for Neural Networks to model the time to failure of highly reliable weapon systems with interval-censored data and time-varying covariates. We analyze and ben...

mental health psychology open access

Nonparametric Mean and Variance Adaptive Classification Rule for High-Dimensional Data with Heteroscedastic Variances

Authors: Seungyeon Oh, Hoyoung Park

arXiv

In this study, we introduce an innovative methodology aimed at enhancing Fisher's Linear Discriminant Analysis (LDA) in the context of high-dimensional data classification scenarios, specifically addr...

mental health psychology open access

ICBeLLM: High Quality International Events Data with Open Source Large Language Models on Consumer Hardware

Authors: Rex W. Douglass, Thomas Leo Scherer, J. Andrés Gannon, Erik Gartzke

arXiv

The International Crises Behavior Events (ICBe) ontology provides high coverage over the thoughts, communications, and actions that constitute international relations. A major disadvantage of that lev...

mental health psychology open access