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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.

169,291 papers · 148 categories

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24487296 · May 202619922001200920182026
48 results for residual load

New method predicts heat load in thermal grids using latent variables.

problem Predicting heat load in district energy systems.
method Combines nominal model for outdoor temperature with latent variable model for residual heat load.
result Proposed method achieves better prediction accuracy than artificial neural networks.

Convolutional model disaggregates electricity consumption data.

problem Disaggregating aggregate electricity consumption data into individual appliance usage.
method Gated linear unit convolutional layers and residual blocks refine neural network output. Partially overlapped sequences are averaged for final output.
result The proposed model outperforms existing models in disaggregating various appliance usage.

Adaptive probabilistic load forecasting improves performance in power systems.

problem Complexity of electricity load forecasting due to changing drivers and local generation.
method Adaptive probabilistic approach using Kalman filter and online gradient descent.
result Adaptive probabilistic forecasts improve performance in both point and probabilistic forecasting.

A new deep learning method for energy disaggregation.

problem Energy disaggregation or non-intrusive load monitoring (NILM) to identify individual appliance power usage.
method Sequence to Point Learning based on Bidirectional Dilated Residual Network (BRDN).
result Our method outperforms state-of-the-art approaches in all appliances on REDD and UK-DALE datasets.

A model shows faster energy transition rewards flexible production more quickly.

problem Energy transition discourages investments in flexible production.
method Modeling future electricity prices from residual load, investigating revenues for various flexibility levels.
result Faster energy transition rewards flexible production more quickly.

Paper optimizes demand aggregation for low-level electricity markets.

problem Accurate short-term load forecasting at low aggregation levels for market participants.
method Probabilistic portfolio optimization of residential households' demand using ARMA-GARCH models or KDE forecasts.
result Seasonal Residual approach outperforms others in accuracy and efficiency.

Hybrid model combines LSTM and ETS for mid-term electric load forecasting.

problem Mid-term electric load forecasting accuracy.
method Combines LSTM, ETS, and ensemble learning; uses dilated LSTM for long-term relationships.
result High performance and competitiveness compared to classical and machine learning models.

sPCA models may not have orthogonal scores and loadings, complicating interpretation.

problem sPCA scores and loadings may not be orthogonal.
method Illustrated and numerically demonstrated the implications of sPCA on scores, residuals, and variance explained.
result sPCA approaches perform poorly on noise-free, sparse data.

JKO-iFlow uses neural ODEs to improve generative models with reduced memory and training complexity.

problem Efficiently training deep generative models in high dimensions with reduced memory and training complexity.
method JKO scheme inspired neural ODE flow network with adaptive time reparameterization.
result JKO-iFlow achieves competitive performance compared to existing models at reduced computational and memory cost.

Dropout schedules can be optimized to significantly reduce model test loss.

problem Improving model performance in neural networks.
method Developed a mean-field theory of dropout at the edge of chaos, proposing front-loaded dropout schedules.
result Front-loaded dropout schedules reduce test loss by 18-35% over constant dropout.

This paper proposes a submodular load clustering method for transmission-level load areas.

problem Traditional load analysis challenges with new electricity usage patterns.
method Robust Principal Component Analysis (R-PCA) and submodular cluster center selection.
result The proposed method efficiently clusters load areas and demonstrates effectiveness in PJM load data.

Study variance-optimal hedging of forward curve derivatives under stochastic volatility.

problem Variance-optimal hedging of forward curve derivatives with stochastic volatility.
method Assumes HJM-Musiela dynamics modulated by stochastic covariance, uses Galtchouk-Kunita-Watanabe projection.
result Density of finite-maturity strategies, convergence of finite-rank projections, decomposition of hedging error.

This paper analyzes load predictability at different aggregation levels and improves forecasting accuracy.

problem Challenges in short-term load forecasting, especially at low aggregation levels.
method Characterized SME and residential loads, quantified predictability using approximate entropy, compared various STLF techniques.
result Improved forecasting accuracy for low-aggregation loads, validated with data processing techniques.

Novel method classifies HIV patients based on viral load patterns.

problem Limited methods classify patients by viral load patterns, often specific to study design.
method Four features, centroid-based classification algorithm, radial normalization classification.
result Classifies 1,576 HIV positive clinic patients into five viral load patterns.

In (exploratory) factor analysis, the loading matrix is identified only up to orthogonal rotation. For identifiability, one thus often takes the loading matrix to be lower triangular with positive diagonal entries. In Bayesian inference, a standard practice is then to specify a prior under which the loadings are indepe…

2014-09-26abs ↗pdf ↗

Efficient facial feature learning with shared representations reduces redundancy and improves accuracy.

problem Redundancy and high computational load in training deep ensemble models.
method Wide Ensemble-based Convolutional Neural Networks (ESRs) with varying branching levels.
result ESRs reduce residual generalization error and outperform state-of-the-art methods on facial expression recognition.

Paper uses econometrics time series model with T-student Distribution for short-term load forecasting.

problem Accurate short-term load forecasting for optimizing electrical sources and protecting energy.
method Uses SARIMA-GARCH model with T-student Distribution to forecast electric load.
result The proposed model outperforms the ARIMA model with Normal Distribution.

Method estimates shared and study-specific factors for multi-study data.

problem Covariance estimation for multi-study data with shared and study-specific components.
method Spectral decomposition for latent factors, surrogate Bayesian regressions for loadings and variances.
result Strong frequentist guarantees and superior performance in simulations and real data.

This paper uses a diffusion model to forecast electrical loads with uncertainty.

problem Uncertainties in electrical load forecasting due to renewable energy and external events.
method Diffusion-based Seq2Seq structure for epistemic uncertainty and robust additive Cauchy distribution for aleatoric uncertainty.
result Ability to separate and quantify both types of uncertainties in load forecasting.

Paper presents a method for probabilistic load forecasting using adaptive online learning.

problem Inability to assess intrinsic uncertainties and capture dynamic changes in consumption patterns.
method Adaptive online learning of hidden Markov models for recursive parameter updates and sequential prediction.
result Significant improvement in performance compared to existing techniques across various scenarios.

Enhanced TSFMs improve time series forecasting accuracy and reliability.

problem Variance, bias, and uncertainty in TSFMs' predictions on real data.
method Statistical and ensemble techniques including bagging, stacking, residual modeling, and prediction intervals.
result Hybrid models consistently outperform standalone TSFMs across multiple horizons.

Paper proposes dense average network for improved power load forecasting.

problem Improving power load forecasting accuracy to save millions for the power industry.
method Introduces dense average connection and constructs dense average network for power load forecasting.
result Proposed model outperforms existing methods on public datasets.

Paper proposes a framework for probabilistic load forecasting by integrating point forecasts.

problem Short-term load forecasting for power systems energy management.
method Two-stage framework: first stage for point forecasting, second stage for probabilistic forecasting using feature integration.
result Numerical results show effectiveness of the proposed approach in hour-ahead load forecasting.

A new method calculates risk loadings in classification ratemaking without subjective parameters.

problem Subjective risk loading parameters in classification ratemaking.
method Bootstrap method to calculate total risk premium, then determine risk loading parameters using quantile regression models.
result Risk premiums calculated by the new method reasonably differentiate different risk classes.

Deep learning improves weather modeling for electricity load forecasting.

problem Accurate load and renewable energy forecasting requires complex spatio-temporal weather modeling.
method Automated spatio-temporal feature extraction using deep neural networks.
result Deep learning outperforms traditional methods in French national load forecasting.

SPECTRA improves probabilistic energy forecasting by separating trends and uncertainties.

problem Interacting uncertainties from renewable intermittency, demand flexibility, market volatility, and weather impact probabilistic forecasts.
method Adaptive state-space exogenous context and temporal-frequency resolution architecture.
result Achieved best CRPS in 14 out of 18 settings, reducing CRPS by 5.74% and upper-tail quantile risk by 7.27%.

A method for selecting data for short-term load forecasting using Bayesian probabilistic models.

problem Lack of effective data selection techniques in power load forecasting.
method A fully automatic methodology based on a full Bayesian probabilistic model.
result The method improves the performance of load forecast models using real data.

Study finds cherry-picking load shaping strategies outperforms others in reducing grid CO2 emissions.

problem Lack of detailed counterfactual data makes it hard to assess load shaping strategies' effectiveness.
method Calibrated granular ERCOT simulations for counterfactual analysis of load shaping strategies.
result LMP-based load shaping outperforms other strategies in reducing grid CO2 emissions.

New algorithm balances exploration and exploitation in opportunistic bandits.

problem Regret of pulling suboptimal arms varies with environmental conditions.
method Proposes AdaUCB algorithm to adaptively balance exploration and exploitation.
result AdaUCB achieves O(logT)O(\log T) regret with a smaller coefficient than traditional UCB.