Cloud-based health records predict flu outbreaks.
problem Real-time monitoring of influenza outbreaks.
method Electronic health records, machine learning, historical epidemiology.
result Accurate regional predictions of flu outbreaks.
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48 results for “influenza outbreaks”
Adaptive ensemble improves flu forecasts with minimal data.
problem Accurate flu forecasts to help public health.
method Adaptive stacking of ensembles, changing model weights weekly.
result Adaptive ensemble outperforms static ensembles in flu forecasts.
Accurate real-time tracking of influenza outbreaks helps public health officials make timely and meaningful decisions that could save lives. We propose an influenza tracking model, ARGO (AutoRegression with GOogle search data), that uses publicly available online search data. In addition to having a rigorous statistica…
Twitter system detects unexpected epidemics.
problem Detecting sudden, unexpected epidemic outbreaks in Twitter.
method Dynamic classification, alert generation, and ranking/recommendation.
result Empirical evaluation and validation with domain experts.
Paper proposes a graph neural network for accurate long-term ILI prediction.
problem Limited long-term prediction performance and spatio-temporal dependency in existing models.
method Cross-location attention based graph neural network (Cola-GNN) for time series embeddings and location aware attentions.
result Proposed method shows strong predictive performance and interpretable results for long-term epidemic predictions.
Study of influenza A virus spread using mathematical equations.
problem Understanding the spread of influenza A virus infection.
method Mathematical model and analysis of dynamical system.
result Surface trajectories and asymptotic behavior of the system.
Modeling influenza spread using feature engineering and international flow deconvolution.
problem Predicting and mitigating influenza spread through feature extraction and international flow analysis.
method Discrete Fourier Transform, matrix completion, SVM, autoencoders, PCA, deconvolution of international flow.
result Significant environmental and economic features are crucial to influenza mortality.
AI4AI uses machine learning to classify avian influenza host species from DNA sequences.
problem Classifying avian influenza host species from DNA sequences to reduce emergency response time.
method Quantitative methods using machine learning and deep learning.
result Best deep learning models achieve top-1 classification accuracy of 47%, and top-3 classification accuracy of 82%.
GRUs predict flu at state and city levels with lower error.
problem Influenza prediction at multiple spatial resolutions.
method Gated Recurrent Unit (GRU) neural network, real-time search data.
result GRU outperforms state-of-the-art methods for flu prediction.
Flusion combines multiple data sources to improve flu forecasts.
problem Accurate flu predictions to improve public health actions.
method Ensemble model combining gradient boosting quantile regression and Bayesian autoregressive models.
result Flusion was the top-performing model in the CDC's influenza prediction challenge.
Emergenet predicts animal influenza strain emergence, outperforming current methods.
problem Limited ability to quantitatively assess animal influenza strain emergence.
method Infer digital twin of sequence evolution using 220,151 HA sequences.
result Emergenet predictions outperform WHO seasonal vaccine recommendations and CDC IRAT scores.
This paper uses social signals to improve cryptocurrency price forecasting.
problem Improving cryptocurrency price forecasting using social signals.
method LSTMs trained on historical price data and social data from GitHub and Reddit.
result Social signals reduce error in forecasting cryptocurrency prices, especially for Bitcoin.
New method uses Transformers for flu forecasting.
problem Forecasting influenza-like illness trends.
method Transformer-based machine learning models with self-attention.
result Forecasting results are competitive with state-of-the-art methods.
Supervised learning improves disease outbreak detection accuracy.
problem Early detection of infectious disease outbreaks to protect public health.
method Developed a supervised learning approach based on hidden Markov models for disease outbreak detection.
result Reduces false positive rate by up to 50% while maintaining sensitivity.
Temporal Topic Modeling to Assess Associations between News Trends and Infectious Disease Outbreakscs.SI
Study uses news trends to predict infectious disease outbreaks.
problem Predicting infectious disease outbreaks using news reports.
method Supervised temporal topic models to transform news articles into trends.
result Temporal topic trends from disease news capture outbreak dynamics.
MutaGAN predicts mutations of evolving protein populations using GANs.
problem Predicting mutations in evolving protein populations.
method Generative adversarial networks (GANs) with recurrent neural networks (RNNs).
result MutaGAN generates complete protein sequences with mutations.
Improved outbreak detection using machine learning fusion of statistical algorithms.
problem Balancing detection of outbreaks with false alarms.
method Train a fusion classifier using p-values and additional features.
result Fusion classifier using p-values and additional features improves outbreak detection.
Improved county-level COVID-19 forecasting model using LSTM and data augmentation.
problem Accurately forecasting county-level COVID-19 cases to optimize medical resources.
method Adapted TDEFSI-LONLY model, utilized LSTM, data augmentation, and inter-county mixing.
result CLEIR-Net model provides better forecasts than TDEFSI-LONLY.
Algorithm predicts zoonotic virus emergence with high accuracy.
problem Precise spatio-temporal prediction of zoonotic virus emergence.
method Machine inference using protein sequence databases.
result Quantitative indicators of jump risk from genotypic changes.
Ensemble methods improve influenza predictions across seasons.
problem Accurate prediction of influenza season timing and severity.
method Weighted density ensembles combining multiple models.
result Ensemble methods offer more consistent performance across seasons.
TLRF improves timely COVID-19 outbreak detection with small sample size counties.
problem Balancing accuracy and speed in estimating COVID-19 case growth rates.
method Transfer Learning Random Forest (TLRF) framework for growth rate estimation.
result TLRF outperforms existing methods in predicting case growth rates and timely outbreak detection.
Study on financial impacts of zombie outbreak on economy.
problem Financial and economic consequences of a zombie epidemic.
method Epidemiological modeling and financial computation.
result GDP losses of 23.44% and financial market drop of 29.30% in a major industrialized nation.
Bayesian Consensus: Consensus Estimates from Miscalibrated Instruments under Heteroscedastic Noiseq-fin.ST
Bayesian consensus improves accuracy of forecasts from miscalibrated sources.
problem Aggregating predictions from miscalibrated and noisy sources.
method Bayesian approach to adjust for bias and noise, using hierarchical models.
result Bayesian consensus estimator is unbiased and more efficient than alternatives.
Algorithm estimates COVID-19 cases from phone calls.
problem Delay in confirming COVID-19 cases.
method Modeling calls as background plus signal, fitting data with high .
result Algorithm estimates cases days before lab results.
Russia-Ukraine conflict impacts global agricultural futures and spot markets' extreme risks.
problem Impact of Russia-Ukraine conflict on global agricultural futures and spot markets' extreme risks.
method Analytical framework for tail dependence, Copula-CoVaR method, ARMA-GARCH-skewed Student-t model.
result The outbreak of the conflict intensified risks in the wheat market the most and showed significant asymmetries in extreme risk spillovers.
Deep learning models outperform traditional methods in automated chief complaint classification for syndromic surveillance.
problem Improving accuracy and speed of automated classification of emergency department records for outbreak detection.
method Implemented two LSTM and GRU models compared to MNB and SVM classifiers trained on 3.6 million de-identified records.
result RNN models outperform bag-of-words classifiers, especially for chief complaints.
PHIBP predicts infectious disease outbreaks in sparse data regions.
problem Predicting outbreaks in regions with no historical data.
method Poisson Hierarchical Indian Buffet Process (PHIBP) framework.
result PHIBP provides accurate outbreak predictions and meaningful insights in sparse data settings.
Market structure changed dramatically in US during COVID-19, mirroring 2008 crisis.
problem Impact of COVID-19 on market structure.
method Observation of market structure changes during the outbreak.
result Market structure resembles 2008 crisis but may evolve into a new structure.
Population-aware Hierarchical Bayesian Domain Adaptation via Multiple-component Invariant Learningstat.ML
Improves flu prediction by blending environment and population info.
problem Challenges in using data from one environment in another due to feature variability and population subgroup differences.
method Population-aware hierarchical Bayesian domain adaptation framework with multiple invariant components.
result Model improves flu prediction in new environments with unlabelled data.
Study shows how China's stock market reflects economic demand changes during COVID-19.
problem Understanding how stock market volatility is influenced by economic demand changes.
method Divided industries into demand-oriented groups and analyzed spillover networks.
result Spillover effects from demand-oriented sectors to consumption-oriented sectors increased during the outbreak.
Study uses Instagram data to predict flu-like illnesses.
problem Influenza surveillance challenges due to resource limitations.
method Machine learning models trained on Instagram data, including visual content.
result Best nowcasting model had an MAE of 11.33 and correlation of 0.963.
Machine learning predicts COVID-19 activity in China.
problem Real-time forecasting of COVID-19 activity in Chinese provinces.
method Combines mechanistic disease models with digital traces (internet searches, news alerts). Uses clustering and data augmentation techniques.
result Stable and accurate forecasts 2 days ahead of current time, outperforming baseline models in 27 out of 32 provinces.
New algorithm tracks COVID-19 outbreak phases.
problem Decision-making in pandemic data.
method Developed a new algorithm (BLLR) based on decision theory.
result Demonstrated ability to track different phases of the COVID-19 outbreak.
Study links public concern in Italy to financial markets worldwide.
problem Understanding public concern's impact on financial markets during pandemics.
method Used Google Trends data from YouTube, News, and Search to measure public concern and correlate it with stock index returns.
result Public concern in Italy drives concerns in other countries and explains stock index returns of multiple nations.
Several problems such as network intrusion, community detection, and disease outbreak can be described by observations attributed to nodes or edges of a graph. In these applications presence of intrusion, community or disease outbreak is characterized by novel observations on some unknown connected subgraph. These prob…
An Unsupervised Machine Learning Approach to Assess the ZIP Code Level Impact of COVID-19 in NYCcs.CY
Unsupervised learning identifies key factors for NYC COVID-19 spread.
problem Identify key factors for NYC COVID-19 spread.
method Unsupervised machine learning framework to cluster ZIP code areas.
result 9 interpretable categories of similar outbreak patterns identified.
New methods solve graph sparsity optimization problems faster.
problem Complex graph sparsity optimization problems in disease outbreak monitoring and social network analysis.
method Stochastic variance-reduced gradient-based methods GraphSVRG-IHT and GraphSCSG-IHT.
result Our methods achieve linear convergence speed.
Study uses social media to analyze COVID-19 impact.
problem Understanding the global impact of COVID-19.
method Machine learning and linguistic tools to analyze social media posts.
result Automatic detection of positive reports of COVID-19.
SCSS detects new events in text streams, overcoming topic modeling shortcomings.
problem Current event detection methods are unsuitable for rapid detection of locally emerging events on massive text streams.
method Alternating optimization between semantic scan and spatial neighborhood discovery.
result SCSS effectively detects real-world disease outbreaks from free-text ED chief complaint data.
EGDL predicts TB outbreaks with deep learning, integrating epidemiological models.
problem Predicting TB outbreaks with complex spatiotemporal dynamics.
method Modified MN-SIR model with Bayesian inference, deep neural networks.
result EGDL delivers robust and accurate TB outbreak predictions.
Graph neural networks predict future COVID-19 cases based on human mobility.
problem Predicting future COVID-19 cases using human mobility data.
method Created a graph with regions as nodes and human mobility as edge weights. Used graph neural networks to capture diffusion patterns and transfer learning for limited data.
result Graph neural networks outperform traditional methods in predicting future cases.
New method solves graph-structured sparsity problems efficiently.
problem Graph-structured sparsity optimization in complex models.
method Stochastic gradient-based approach for non-convex graph-structured sparsity.
result Linear convergence up to a constant error.
Method predicts disease outbreaks using search logs, overcoming instability.
problem Predicting disease outbreaks from search logs is challenging due to short-term and long-term instability.
method Seasonal-adjustment method decomposes logs into seasonal, trend, and irregular components; feature selection method selects relevant search terms.
result Proposed method outperforms comparative methods in prediction accuracy for seven of ten diseases.
Stocks of more resilient firms outperformed during the pandemic, reflecting disaster risk.
problem The impact of social distancing on firms' operations and stock performance.
method Cross-sectional analysis of firms' resilience and stock performance, controlling for risk factors.
result Stocks of more resilient firms are expected to yield significantly lower returns than less resilient ones, reflecting disaster risk.
Detects events from unlabeled data using graph structure learning.
problem Detecting future events from unlabeled data.
method Proposes a novel framework using constrained and unconstrained subset scans, mean normalized log-likelihood ratio score, and efficient graph structure search.
result Shows faster and more accurate detection of events.
Comparative Analysis of Machine Learning Approaches to Analyze and Predict the Covid-19 Outbreakstat.ML
This paper compares ML models for predicting COVID-19 trends.
problem Forecasting the spread of COVID-19 to reduce its impact.
method Applied ARDL method to identify relationships, then used ML models (SVM, RF, KNN, ANN) for prediction.
result Models accurately forecasted COVID-19 cases with low MAPE.
This study analyzes dynamic connectedness in global supply chain infrastructure portfolios, identifying key risk factors and extreme events.
problem Understanding dynamic connectedness in global supply chain infrastructure portfolios under various risk factors and extreme events.
method Time-varying parameter vector autoregression (TVP-VAR) model to study spillover and interconnectedness of risk factors.
result Risk shocks influence dynamic connectedness between portfolios and risk factors, and extreme events affect investment outcomes.
AI uses KGs to assess economic impact of selective lockdowns on Italian companies.
problem Impact of selective lockdowns on Italian companies' economic stability.
method Automated Reasoning and Knowledge Graphs to analyze company networks.
result Identifies strategic companies at risk of takeover during lockdowns.