Research
On-device research index

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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3216429631,284 · Jun 202019922001200920182026
48 results for data accuracy

Efficient method estimates classifier accuracy with unlabeled data and logical constraints.

problem Estimating classifier accuracy using only unlabeled data with logical constraints.
method Based on the agreement of classifiers and logical constraints violations.
result Accuracy estimates within a few percent of true accuracy, outperforming existing solutions.

Adversarial training can degrade standard accuracy even when optimal for robust accuracy.

problem Tradeoff between standard and robust accuracy in adversarial training.
method Analyzes adversarial training's impact on standard accuracy, even when optimal for robust accuracy.
result Even with optimal predictors, adversarial training can still degrade standard accuracy.

Accuracy on in-distribution data correlates with out-of-distribution data when data is noisy or contains nuisance features.

problem Correlation between in-distribution and out-of-distribution accuracy in noisy or feature-rich data.
method Analyzes the impact of noise and nuisance features on model performance.
result Accuracy on in-distribution and out-of-distribution data can become negatively correlated in noisy or feature-rich data.

Proposes a new adversarial model to avoid accuracy vs. adversarial accuracy tradeoff.

problem Inherent tradeoff between accuracy and adversarial accuracy in existing adversarial robustness definitions.
method Introduces Voronoi-epsilon adversary that balances perturbation constraints.
result Voronoi-epsilon adversary avoids accuracy vs. adversarial accuracy tradeoff even with large εε.

Paper improves classification accuracy using synthetic data and probabilistic models.

problem Low classification accuracy in supervised learning algorithms.
method Using probabilistic mixture models to identify sub-labels and generate synthetic data.
result Better classification accuracy achieved through synthetic data generation.

The paper analyzes adversarial training effects on classification accuracy.

problem Understanding adversarial training's impact on standard and robust accuracy.
method Derived precise statistical analysis for binary classification problems with Gaussian data.
result Theoretical explanation of standard and robust accuracy trends for adversarial training.

Calibrated ensembles improve both ID and OOD accuracy in distribution shift.

problem Desired balance between in-distribution and out-of-distribution accuracy.
method Ensemble standard and robust models, calibrating on ID data only.
result ID-calibrated ensembles outperform state-of-the-art methods on multiple datasets.

Vecchia approximations provide the best accuracy-runtime trade-off for Gaussian process approximations.

problem High computational cost of Gaussian processes for large data sets.
method Systematic comparison of different Gaussian process approximations.
result Vecchia approximations consistently provide the best accuracy-runtime trade-off.

The paper analyzes how extra data affects the accuracy of Bayesian clustering models.

problem The impact of additional data on the accuracy of Bayesian clustering models.
method Theoretical analysis of a complex probabilistic model that includes both initial and additional data.
result The complexity of the model increases, but the additional data can improve accuracy under certain conditions.

Paper explores tradeoff between standard and robust accuracy for latent models.

problem Tradeoff between standard accuracy and robust accuracy in adversarial training.
method Revisits adversarial training for latent models, considering Gaussian mixture and generalized linear models.
result Low-dimensional manifold structure mitigates the tradeoff between standard and robust accuracy.

Optimizes glmnet configuration for better accuracy and efficiency.

problem Inappropriate glmnet configuration leads to inaccurate solutions and increased computation time.
method Data-driven framework using neural networks to predict accuracy and computation time from dataset characteristics and configuration.
result Automatic selection of optimal configuration maximizing accuracy under a time constraint.

Researchers study fairness-accuracy tradeoffs in predictive models for multiple groups.

problem Understanding the tradeoff between fairness and accuracy in models serving multiple demographic groups.
method Characterizing the fairness-accuracy (FA) Pareto frontier, approximating it from limited data, and bounding the worst-case gap.
result Derivation of worst-case-optimal estimators and uniform finite-sample bounds for the entire FA frontier.

Unhinged loss minimization fails to improve classifier accuracy for simple data.

problem Accuracy of classifiers minimizing the unhinged loss.
method Minimizing the unhinged loss function.
result Minimizing the unhinged loss yields classifiers with accuracy no better than random guessing for simple data.

Astraea improves federated learning accuracy on imbalanced data.

problem Accuracy degradation in federated learning due to imbalanced data distribution.
method Self-balancing federated learning framework with data augmentation and client rescheduling.
result Astraea shows +5.59% and +5.89% improvement in top-1 accuracy on imbalanced datasets.

Automates fairness and accuracy optimization in deep learning models for tabular data.

problem Improving fairness and accuracy in neural models for tabular data.
method Employed multi-objective Neural Architecture Search (NAS) and Hyperparameter Optimization (HPO) to find new models.
result Jointly optimized architectures that consistently outperform single-objective fairness mitigation methods.

Improved prediction accuracy in linear models with missing data.

problem Improving prediction accuracy in linear models with missing data.
method Introduced Soft Weighted Prediction (SWP) algorithm and optimized it for missing data scenarios.
result Improved Mean Squared Error (MSE) on test set compared to state-of-the-art methods.

Federated learning struggles with non-IID data, but a strategy improves model accuracy.

problem Federated learning accuracy drops significantly with non-IID data.
method Identified weight divergence as the cause, quantified by EMD, and proposed a solution of sharing a subset of globally shared data.
result Accuracy can be increased by 30% for CIFAR-10 with only 5% globally shared data.

The paper studies adversarial training for linear regression models.

problem Understanding the tradeoffs between robust and standard accuracy in adversarial training.
method Characterizes the fundamental tradeoff and specific adversarial training approach for linear regression with Gaussian features.
result Precise characterization of the standard and robust accuracy tradeoff in high-dimensional settings.

Diffusion models' speed-accuracy relations derived from thermodynamics.

problem Understanding the trade-off between model speed and accuracy.
method Connecting diffusion models to thermodynamics and optimal transport.
result Speed-accuracy relations derived, providing insights into optimal learning protocols.

The article explains how to estimate confusion matrices for classifiers using unlabeled data.

problem Estimating sensitivity and specificity of binary medical diagnostic tests without gold standard tests.
method Modifying diagnostic test solutions to estimate confusion matrices for classifiers on unlabeled data.
result The approach can be used to estimate accuracy statistics for supervised or unsupervised binary classifiers on unlabeled data.

Study shows skewed data labels significantly impact decentralized ML accuracy.

problem Skewed data labels across devices/locations cause significant accuracy loss in decentralized ML.
method Detailed experimental study on skewed data labels, presenting SkewScout system-level approach.
result Skewed data labels are a fundamental challenge for decentralized learning, affecting many applications and models.

Improved CNN model accuracy and generalizability through data pre-processing.

problem Enhancing accuracy and generalizability of CNN-based LULC classification.
method Trials of different data preparation methods, including patch selection, size, and augmentations.
result Combining multiple grids and rotations of patches improved model accuracy and generalizability.

The paper explores how to balance accuracy and computational resources in learning to rank.

problem Balancing accuracy and computational resources in learning to rank for large datasets.
method Developed a hierarchy of rank-breaking mechanisms to trade off data points for computational resources.
result Theoretical guarantees on the proposed rank-breaking mechanisms provide trade-offs between accuracy and computational resources.

TDA improves accuracy of machine learning models for repeated measurements.

problem Limited accuracy of machine learning models for repeated measurements.
method Samples from data space, builds network graph based on data topology.
result TDA classifier achieves high accuracy (up to 96.8%) in repeated measurement datasets.

New research shows no trade-off between fairness and accuracy in machine learning.

problem The trade-off between fairness and accuracy in machine learning is a widely accepted belief.
method Using mismatched hypothesis testing and Chernoff information, the study demonstrates that optimal fairness and accuracy can be achieved simultaneously.
result There is no inherent trade-off between fairness and accuracy in ideal distributions, but it exists when measured with respect to biased datasets.

Fairness constraints can improve accuracy from biased data.

problem Learning from biased training data can produce biased and suboptimal classifiers.
method Examined fairness-constrained ERM and other recovery methods.
result Equal Opportunity fairness constraint combined with ERM provably recovers Bayes Optimal Classifier under various bias models.

Improved accuracy in a commercial assistant by smartly selecting new training data.

problem Expensive and time-consuming to annotate new data for ML systems.
method Automatically identifies new helpful examples suitable for human annotation.
result The proposed method leads to higher accuracy improvements with a fixed annotation budget.

The paper tackles fairness and accuracy in ML models under domain shifts.

problem Designing fair and accurate ML models that perform well in unseen domains.
method Theoretical bounds and sufficient conditions for fairness and accuracy transfer under domain generalization.
result A learning algorithm that ensures fair and accurate models even when deployment environments change.