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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

169,341 papers · 148 categories

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21416282 · Jun 202019922001200920182026
48 results for energy facilities

Hybrid AI methods optimize renewable energy and facilities management.

problem Optimizing renewable energy resources and facilities management in oceanic engineering and airports.
method Hybrid neuro-evolutionary algorithms and machine learning.
result Proposed methodologies for predicting key parameters in renewable energy and facilities management.

Study on energy storage's impact on electricity prices and profitability.

problem Analyzing the profitability of energy storage in electricity markets.
method Characterized optimal operating strategy for storage systems, determined equilibrium price in a market with storage, renewables, and conventional producers, and characterized price process using stochastic differential equations.
result Increased average revenues and interquantile ranges for storage assets in energy transition scenarios.

The paper addresses fairness in facility location by considering local population densities.

problem Ensuring fair distribution of facilities based on local population sizes.
method Formulated a fairness concept involving neighborhood radius and applied an approximation algorithm.
result The algorithm guarantees a factor of at most 2 in all metric spaces and outperforms standard clustering algorithms.

This paper develops a framework for predicting patient workload across multiple VA facilities.

problem Handling demand uncertainty and predicting workload in healthcare facilities, especially chronic disease treatment.
method Developed a heuristic clustering algorithm for single task learning and a multi-task learning approach.
result Demonstrated improved accuracy in workload prediction for patients with similar conditions across multiple facilities.

Paper provides a method to price electricity storage contracts using COS technique.

problem Valuation of electricity storage contracts considering physical and operational constraints.
method Uses Fourier-based COS method to price contracts based on stochastic polynomial process.
result The COS method accurately and efficiently prices electricity storage contracts.

Optimizes energy storage under fluctuating prices and partial information.

problem Optimizing energy storage in a changing economic environment with partial information.
method Applying filtering theory to derive an adapted state process, solving the Hamilton-Jacobi-Bellman equation, and proving existence and uniqueness of a solution.
result Derives an optimal control policy for energy storage, proving its admissibility.

The method optimizes facility deployment schedules to meet fuel cycle demands efficiently.

problem Determining optimal deployment schedules for facilities to meet fuel cycle demands.
method Uses Gaussian process regression and dynamic time warping to predict and optimize deployment schedules.
result The method converges to a deployment schedule within 5-10 iterations with a distance less than 1% of total production.

Data-driven assistants predict congestion to optimize shared facilities efficiency.

problem Optimizing shared facilities efficiency through user coordination.
method Developed algorithms that learn from user reactions to predict congestion and achieve optimal outcomes.
result Self-fulfilling predictions can solve coordination problems in large-scale shared facilities.

Decentralized algorithm reduces regret and converges to Nash equilibrium in online congestion games.

problem Online congestion games with exponential action sets and strict Nash equilibria.
method CongestEXP algorithm using exponential weights method.
result CongestEXP achieves O(kFT)O(kF\sqrt{T}) regret bound and almost exponential convergence to strict Nash equilibrium.

Study examines how industrial emissions evolve over time in response to various factors.

problem Understanding how firm-level emissions change over time in response to environmental regulation, economic conditions, and organizational constraints.
method Used a time-varying mean-group estimator to link emissions data with firm characteristics and macroeconomic indicators over 1992-2023.
result Firm-level characteristics and aggregate conditions have different impacts on emissions growth at different times.

Deep learning for particle classification on large event images.

problem Training deep learning models on large, high-fidelity event images from MicroBooNE is challenging and time-consuming.
method Scaling training to multiple GPUs and architectures, using simulated MicroBooNE events.
result Demonstrated successful scaling of particle classification training to multiple GPUs and architectures.

New tools analyze data selection methods, reducing information losses.

problem Analyzing and reducing information losses in data selection.
method Information theoretic losses framework applied to Facility Location Selection and Transductive Experimental Design.
result Proves Facility Location Selection and Transductive Experimental Design reduce information losses.

Develops a Bayesian model to predict business revenue and demand.

problem Estimating revenue and demand at business facilities.
method Variational Bayesian spatial interaction model (BSIM) with scalable inference.
result BSIM outperforms competing approaches in predicting pub revenue and demand.

Bayesian inference calibrates Hall thruster model uncertainty at varying pressures.

problem Quantifying uncertainty in a multi-component Hall thruster model at different facility pressures.
method Bayesian inference applied to calibrate and quantify prediction uncertainty in a coupled multi-component Hall thruster model.
result Model reduces predictive errors in thrust and discharge current by more than 50% compared to a previous model.

Trans-GLMC tackles source heterogeneity in transfer learning for structured clusters.

problem Source heterogeneity makes it hard to use multiple related auxiliary sources effectively.
method Trans-GLMC constructs clusters of sources, then combines global fusion, within-cluster refinement, and target debiasing.
result Improves facility-specific prediction and identifies interpretable communities of hospitals with mutual transferability.

Paper shows how to efficiently summarize large datasets using sparsity.

problem Efficiently summarize large datasets using submodular optimization.
method Develops a sparsified submodular optimization method and analyzes a new sparsification technique.
result Proves that sparsified submodular optimization is almost optimal under standard assumptions.

The paper optimizes daily storage trading of electricity using dynamic spread densities.

problem Optimizing daily storage trading of electricity based on price spreads.
method Formulated dynamic density functions based on skewed-t representations to model hourly electricity price spreads. Selected the best specification for each spread using the Pinball Loss function and calculated risk associated with spread arbitrages.
result Optimal daily operation of a battery storage facility determined from spread densities.

Proposes a graph neural network for traffic forecasting in WANs.

problem Traffic forecasting challenges in WANs due to dynamic and large data volumes.
method Dynamic diffusion convolutional recurrent neural networks for multistep traffic forecasting.
result Significant improvements in forecasting accuracy compared to classical methods.

The paper tackles Nash-regret minimization in congestion games with bandit feedback.

problem Minimizing Nash-regret in congestion games with bandit feedback.
method Proposes centralized and decentralized algorithms for congestion games with bandit feedback, and a centralized algorithm for Markov congestion games.
result Sample complexity depends polynomially on the number of players and facilities, not the size of the action set.

Two diversity models improve subset selection for image classification tasks.

problem Data scarcity and high costs in human labeling for supervised learning.
method Facility-Location and Disparity-Min models for training data subset selection and active learning.
result Subset selection improves accuracy by 2-3% with less training data.

This paper focuses on the valuation and hedging of gas storage facilities, using a spot-based valuation framework coupled with a financial hedging strategy implemented with futures contracts. The first novelty consist in proposing a model that unifies the dynamics of the futures curve and the spot price, which accounts…

2013-12-13abs ↗pdf ↗

This paper describes the algorithms, features and implementation of PyDEC, a Python library for computations related to the discretization of exterior calculus. PyDEC facilitates inquiry into both physical problems on manifolds as well as purely topological problems on abstract complexes. We describe efficient algorith…

2011-03-16abs ↗pdf ↗

This paper introduces an agent-based artificial financial market in which heterogeneous agents trade one single asset through a realistic trading mechanism for price formation. Agents are initially endowed with a finite amount of cash and a given finite portfolio of assets. There is no money-creation process; the total…

2001-03-29abs ↗pdf ↗

AI predicts medical specialty diagnostic choices from EHR records.

problem Predicting timely medical specialty diagnostic workups for patients.
method Ensemble of feed-forward neural networks trained on EHR data.
result Significantly higher accuracy compared to traditional checklists.

Developing a visual platform for faster astronomical source cataloging.

problem Speeding up cataloging of large area surveys in radio astronomy.
method Integration of advanced source finding and classification tools into a visual analytic platform.
result Improvement and acceleration of cataloging process in astronomical surveys.

The study improves load forecasting for electricity consumers using advanced machine learning models.

problem Improving short-term load forecasting for effective scheduling and decision-making.
method Proposes and evaluates statistical nonlinear models, including LSTM and GRU, for 15-min frequency electricity load forecasting.
result Advanced models outperform other models in out-of-sample forecasting accuracy, as shown by the Diebold-Mariano test.

Fink AGN classifier achieves high accuracy in classifying active galactic nuclei.

problem Classifying active galactic nuclei from astronomical data.
method Built features from photometric points and color estimation. Used active learning for optimized training sample. Applied traditional machine learning algorithms.
result Achieved 98.0% accuracy in classifying real alerts from ZTF.