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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.

169,051 papers · 148 categories

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48 results for Learning-based approach

Paper proposes a learning-based sparse Bayesian method for accurate off-grid DOA estimation.

problem One-bit off-grid direction of arrival (DOA) estimation in a single snapshot scenario.
method Formulated off-grid DOA estimation model, used Sparse Bayesian framework, proposed Learning-based Sparse Bayesian approach.
result Improved computational efficiency and accuracy in off-grid DOA estimation.

Deep learning models outperform classical methods in text classification.

problem Improving text classification accuracy using deep learning.
method Comprehensive review of deep learning models and datasets for text classification.
result Deep learning models outperform classical methods on various text classification tasks.

Deep learning predicts vehicle behavior for safer autonomous driving.

problem Enhance autonomous vehicles' hazard awareness in complex environments.
method Review of deep learning-based approaches for vehicle behaviour prediction.
result Deep learning outperforms conventional methods in complex scenarios.

Learning-based link scheduling improves network performance in millimeter-wave multi-connectivity.

problem Efficient link scheduling is crucial for maximizing network performance in millimeter-wave multi-connectivity.
method A learning-based approach to predict optimal link scheduling.
result The learning-based solution outperforms base line methods and approaches the optimal solution.

A learning-based approach optimizes automated lane changes with mixed-integer optimization and machine learning.

problem Traditional motion planning methods are inefficient and lack generalization capability.
method Mixed-Integer Quadratic Problem (MIQP) for optimal trajectories, supervised learning for fast decision-making.
result The proposed model outperforms existing motion planning methods in optimality, efficiency, and generalization.

Reinforcement learning optimizes neural network execution costs.

problem Minimizing execution cost of neural network computation graphs.
method Offline training of a reinforcement learning optimizer for generalization to unseen graphs.
result Significant improvements in execution time and memory usage compared to baselines.

New deep learning method solves TSP faster and more efficiently.

problem Approximately solving the Travelling Salesman Problem on 2D Euclidean graphs.
method Uses Graph Convolutional Networks for efficient TSP graph representations and non-autoregressive beam search.
result Significantly reduces optimality gap for large problem instances.

New method combines QQA and gradient-based sampling for combinatorial optimization.

problem Scalability challenges in learning-based solvers for combinatorial optimization.
method Integrates gradient-based update through continuous relaxation with Quasi-Quantum Annealing (QQA) and parallel communication.
result Achieves superior speed-quality trade-offs for large-scale instances.

Study on robustness of learning-based novelty detection methods under adversarial attacks.

problem Understanding how learning-based novelty detection methods perform under adversarial perturbations.
method Formulated an oracle attack setup and evaluated vulnerability using black-box adversarial algorithms.
result Adversarial perturbations can significantly increase FDR while maintaining high detection power.

New rigorous uncertainty bounds for Gaussian Process regression.

problem Need for frequentist uncertainty bounds in applications like learning-based control.
method Introduce new uncertainty bounds that are rigorous and practically useful.
result New bounds are less conservative and more useful for practical applications.

Paper tackles anomaly detection in driving data, improving AI system performance.

problem Detecting rare anomalous driving situations in safety-critical AI systems.
method Semi-supervised multi-task learning using maneuver labels for imbalanced data.
result Improved anomaly detection performance on real-world driving data.

Automates deep learning model development for cancer data.

problem Manual design of high-performing deep learning models for cancer data is time-consuming and requires expertise.
method Reinforcement-learning-based neural architecture search with custom building blocks.
result Automated discovery of deep neural network architectures with similar or higher accuracy.

This study compares three portfolio optimization methods on Indian stocks.

problem Comparing portfolio optimization methods on Indian stocks.
method Mean-Variance, Hierarchical Risk Parity, and Reinforcement Learning approaches.
result Reinforcement Learning outperformed other methods in terms of Sharpe ratio.

Many machine learning (ML) approaches are widely used to generate bioclimatic models for prediction of geographic range of organism as a function of climate. Applications such as prediction of range shift in organism, range of invasive species influenced by climate change are important parameters in understanding the i…

2013-06-18abs ↗pdf ↗

A meta-learning approach improves the performance of alternating minimization for non-convex optimization problems.

problem Optimizing non-convex problems with multiple variables using alternating minimization.
method Meta-learning based alternating minimization (MLAM) to replace handcrafted updating rules.
result The proposed MLAM method outperforms traditional AM-based methods in various non-convex optimization problems.

Existing language models such as n-grams for software code often fail to capture a long context where dependent code elements scatter far apart. In this paper, we propose a novel approach to build a language model for software code to address this particular issue. Our language model, partly inspired by human memory, i…

2016-08-09abs ↗pdf ↗

This work evaluates machine learning-based hotspot detectors on synthesized layout patterns.

problem Evaluating model robustness and generality of machine learning-based hotspot detectors.
method Developed an automatic layout generation tool to synthesize various layout patterns and tested machine learning-based detectors on these synthesized layouts.
result Machine learning-based detectors need continuous study for robustness and generality in DFM flows.

DAMVI algorithm improves imbalanced binary classification by adjusting weights of examples and classifiers.

problem Imbalanced binary classification tasks where minority class is underrepresented.
method DAMVI algorithm increases positive example weights and optimizes classifier weights using PAC-Bayesian C-Bound.
result DAMVI outperforms state-of-the-art models on various imbalanced datasets.

Proposes a generic prediction architecture for autonomous vehicles considering both rational and irrational driving behaviors.

problem Accurately predicting future behaviors of surrounding vehicles for safe autonomous vehicle planning.
method Combines learning-based and planning-based models to address rationalities in human behavior.
result Stable prediction performance under various unseen driving scenarios.

New learning-based methods improve spectral efficiency in mmWave full-duplex systems.

problem Residual self-interference and high pathloss in mmWave full-duplex systems.
method Proposed two learning schemes (ELM-HBF and CNN-HBF) using ADMM and MM algorithms for SI cancellation and joint HBF optimization.
result Learning-based schemes achieve at least 22.1% higher spectral efficiency and faster online prediction and training times.

A reinforcement learning method selects the best short-term load forecasting model.

problem Challenges in selecting the best short-term load forecasting model under varying conditions.
method A Q-learning agent learns the optimal policy of selecting the best forecasting model for the next time step.
result The Q-learning algorithm converges fast and improves forecasting accuracy by approximately 50%.

Deep learning approximates SPDE solutions from noise trajectories.

problem Approximating solutions to stochastic partial differential equations (SPDEs).
method Uses neural networks to approximate SPDE solutions based on noise realizations.
result Accurately estimates SPDE solutions and functionals like mean and variance.

Paper proposes a transfer learning method for learning with label proportions that handles uncertain data.

problem Learning with label proportions (LLP) for uncertain data.
method Transfer learning approach to transfer knowledge from source to target tasks with uncertain data.
result The proposed TL-LLP method achieves better accuracy and is less sensitive to noise.

Study evaluates adversarial training for deep learning IDSs against various attacks.

problem Evasion attacks against deep learning-based IDSs.
method Investigated adversarial training using min-max approach on CNN and RNN.
result Adversarial training improves robustness against five attack methods.

A deep learning approach for efficient power control in wireless video transmissions.

problem Optimizing power control for real-time wireless video transmissions with quality constraints.
method Proposes a learning-based approach using a deep neural network to solve the non-convex power control problem.
result The deep neural network can quickly provide optimal power levels for given channel conditions.