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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.

168,742 papers · 148 categories

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2.4%4.9%7.3%9.7% · Jun 201219922001200920172026
48 results for Bayesian DL

Bayesian Deep Learning tackles inverse problems with neural networks and approximate computations.

problem Solving inverse problems with indirect measurements and uncertainties.
method Bayesian Deep Learning, using neural networks and approximate computations.
result Effective solutions for inverse problems using Bayesian Deep Learning.

This work analyzes aggregation strategies for Bayesian deep learning models in federated learning.

problem Improper aggregation of Bayesian deep learning models in federated learning leads to sub-optimal performance.
method Six aggregation strategies for Bayesian deep learning models are analyzed using CIFAR-10 dataset and a fully variational ResNet-20 architecture.
result Aggregation strategy is a key hyperparameter affecting accuracy, calibration, uncertainty quantification, training stability, and client compute requirements.

Study evaluates quality of uncertainty estimates for neural networks.

problem Lack of principled assessment methods for evaluating uncertainty quality in deep learning.
method Statistical methods of frequentist interval coverage, interval width, and expected calibration error.
result Different UQ methods produce markedly different quality uncertainty estimates.

Spike-and-Slab Deep Learning (SS-DL) is a fully Bayesian alternative to Dropout for improving generalizability of deep ReLU networks. This new type of regularization enables provable recovery of smooth input-output maps with unknown levels of smoothness. Indeed, we show that the posterior distribution concentrates at t…

2018-03-24abs ↗pdf ↗

A recent trend observed in traditionally challenging fields such as computer vision and natural language processing has been the significant performance gains shown by deep learning (DL). In many different research fields, DL models have been evolving rapidly and become ubiquitous. Despite researchers' excitement, unfo…

2019-09-04abs ↗pdf ↗

Locally Valid and Discriminative prediction intervals for deep learning models.

problem Efficient and theoretically sound uncertainty quantification for deep learning models.
method Locally Valid and Discriminative prediction intervals (LVD) using kernel regression.
result Locally Valid and Discriminative prediction intervals (LVD) offer better performance and scalability compared to existing methods.

Deep Learning (DL) methods have emerged as one of the most powerful tools for functional approximation and prediction. While the representation properties of DL have been well studied, uncertainty quantification remains challenging and largely unexplored. Data augmentation techniques are a natural approach to provide u…

2019-03-22abs ↗pdf ↗

DL/FBF improves GPSR solutions by selecting compact, generalising expressions.

problem Overfitting and structural bloat in symbolic regression with genetic programming.
method Description length (DL) and fractional Bayes factor (FBF) criteria for selecting compact, generalising expressions.
result DL/FBF post-selection improves test performance compared to AIC/BIC baseline.

Reliability is a critical consideration to DL-based systems. But the statistical nature of DL makes it quite vulnerable to invalid inputs, i.e., those cases that are not considered in the training phase of a DL model. This paper proposes to perform data sanity check to identify invalid inputs, so as to enhance the reli…

2019-09-06abs ↗pdf ↗

The current Deep Learning (DL) landscape is fast-paced and is rife with non-uniform models, hardware/software (HW/SW) stacks, but lacks a DL benchmarking platform to facilitate evaluation and comparison of DL innovations, be it models, frameworks, libraries, or hardware. Due to the lack of a benchmarking platform, the …

2019-11-19abs ↗pdf ↗

Deep learning enhances smart fish farming through automated feature extraction.

problem Challenges in obtaining labeled data limit DL applications in aquaculture.
method Application of DL techniques in aquaculture, including live fish identification, species classification, and feeding decision-making.
result Deep learning's ability to automatically extract features is a significant contribution.

Recent breakthroughs in Deep Learning (DL) applications have made DL models a key component in almost every modern computing system. The increased popularity of DL applications deployed on a wide-spectrum of platforms have resulted in a plethora of design challenges related to the constraints introduced by the hardware…

2018-09-14abs ↗pdf ↗

Diestel-Leader graphs are neither hyperbolic nor CAT(0), so their visual boundaries may be pathological. Indeed, we show that for d>2d>2, DLd(q)\partial\text{DL}_d(q) carries the indiscrete topology. On the other hand, DL2(q)\partial\text{DL}_2(q), while not Hausdorff, is T1T_1, totally disconnected, and compact. Since $\text{D…

2013-07-08abs ↗pdf ↗

Improved DL models robust against adversarial attacks for wireless signal classification.

problem Adversarial attacks on deep learning-based wireless signal classifiers.
method Knowledge distillation and network pruning followed by adversarial training.
result Proposed models achieve better robustness and higher accuracy than standard models.

Defense against DL-based lithographic hotspot detectors backdooring attacks reduces success rate from 84% to ~0%

problem DL-based lithographic hotspot detectors are vulnerable to backdoor attacks that can misclassify hotspots.
method Training data augmentation to eliminate intentional biases introduced during training.
result Significant reduction in attack success rate (from 84% to ~0%) using the proposed defense.

This paper introduces a new metric for deep learning networks based on their classification performance.

problem The mystery and black-box nature of deep learning networks.
method Proposes a new distance measure based on the probabilistic performance of deep learning networks.
result The proposed metric space is compact and coincides with the quotient topological space.

More and more companies have deployed machine learning (ML) clusters, where deep learning (DL) models are trained for providing various AI-driven services. Efficient resource scheduling is essential for maximal utilization of expensive DL clusters. Existing cluster schedulers either are agnostic to ML workload characte…

2019-09-13abs ↗pdf ↗

Develops deep probabilistic graphical modeling for better flexibility and interpretability.

problem Lack of flexibility in probabilistic graphical models and interpretability in deep learning.
method Combines deep learning and probabilistic graphical modeling to create flexible models with interpretable latent structures.
result Solves problems in probabilistic topic models and introduces new learning algorithms.

The study compares DLS method with machine learning for cricket match result prediction.

problem Improving accuracy of Duckworth-Lewis-Stern method for cricket match result prediction.
method Comparison of Duckworth-Lewis-Stern method with various supervised learning algorithms and optimization of DLS resource table.
result Development of Unpredictability Index to rank nations based on unpredictability in ODI matches.

Machine Learning (ML) and Deep Learning (DL) innovations are being introduced at such a rapid pace that model owners and evaluators are hard-pressed analyzing and studying them. This is exacerbated by the complicated procedures for evaluation. The lack of standard systems and efficient techniques for specifying and pro…

2018-11-24abs ↗pdf ↗

Deep learning aids in autism diagnosis and rehabilitation using neuroimaging data.

problem Challenges in automated detection and rehabilitation of ASD using neuroimaging data.
method Deep learning techniques applied to neuroimaging data for ASD diagnosis and rehabilitation.
result Deep learning improves accuracy in ASD diagnosis and rehabilitation.

Deep learning (DL) is one of the most prominent branches of machine learning. Due to the immense computational cost of DL workloads, industry and academia have developed DL libraries with highly-specialized kernels for each workload/architecture, leading to numerous, complex code-bases that strive for performance, yet …

2019-06-15abs ↗pdf ↗

A new method detects hallucinations in medical image restoration using Fourier Ring Correlation.

problem Detecting hallucinations in DL outputs for medical image restoration.
method sFRC (s(c)can FRC) over small patches of DL outputs and reference images.
result sFRC effectively detects hallucinations in CT and MRI restoration problems.