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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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2925838751,166 · Jun 202019922001200920182026
48 results for Bayesian deep networks

This paper improves deep learning by integrating Bayesian inference into network structure learning.

problem Bayesian inference in high-dimensional, over-parameterized neural networks.
method Developed an efficient stochastic variational inference approach to learn both network structure and weights.
result Empirically, the method exhibits competitive predictive performance and preserves Bayesian benefits.

Bayesian methods enhance deep learning models by improving reliability and uncertainty.

problem Improving reliability and uncertainty awareness in deep learning models.
method Approximate Bayesian inference techniques, including SG-MCMC and VI, applied to deep learning models.
result Enhanced posterior inference for deep learning models, particularly in neural networks and generative models.

Few Bayesian layers near output capture model uncertainty in deep learning.

problem Capturing model uncertainty in deep learning models.
method Varying the number and position of Bayesian layers in a network, comparing performance on active learning with MNIST dataset.
result Few Bayesian layers near the output can capture model uncertainty efficiently.

In this paper we introduce ZhuSuan, a python probabilistic programming library for Bayesian deep learning, which conjoins the complimentary advantages of Bayesian methods and deep learning. ZhuSuan is built upon Tensorflow. Unlike existing deep learning libraries, which are mainly designed for deterministic neural netw…

2017-09-18abs ↗pdf ↗

Bayesian Neural Networks improve uncertainty estimation in deep learning.

problem Lack of robustness and sensitivity to out-of-distribution samples in DNNs.
method Empirical evaluation of Bayesian Neural Networks against point estimate DNNs.
result Bayesian Neural Networks provide better uncertainty quantification and performance.

Study binary activated deep neural networks using PAC-Bayesian theory.

problem Generalization bounds for binary activated deep neural networks.
method Developed an end-to-end framework and provided PAC-Bayesian generalization bounds.
result Nonvacuous PAC-Bayesian generalization bounds for binary activated deep neural networks.

Bayesian state estimation improves accuracy for unobservable power distribution systems.

problem State estimation for unobservable distribution systems.
method Deep learning approach with distribution learning, Monte Carlo training, and Bayesian bad-data detection.
result Deep learning outperforms existing benchmarks in state estimation accuracy.

Method selects the best deep learner for time-series prediction using Bayesian networks.

problem Selecting the most effective deep learning model for time-series prediction.
method Bayesian network selects deep learners based on input variables and cluster training data.
result Threshold value determines which deep learners predict time-series data robustly.

Bayesian regularizations are explicitly implemented in CNNs, improving deep learning generalization.

problem Improving generalization in deep learning models.
method Introduced a novel probabilistic representation for CNN hidden layers and demonstrated their Bayesian nature.
result CNNs have explicitly Bayesian regularizations based on Bayesian regularization theory.

We present a new method to approximate posterior probabilities of Bayesian Network using Deep Neural Network. Experiment results on several public Bayesian Network datasets shows that Deep Neural Network is capable of learning joint probability distri- bution of Bayesian Network by learning from a few observation and p…

2017-12-31abs ↗pdf ↗

Study how depth affects inference in deep Bayesian neural networks.

problem Understanding how depth impacts inference in overparameterized linear Bayesian neural networks.
method Interpreting finite deep linear Bayesian neural networks as scale mixtures of Gaussian process predictors.
result Advances analytical understanding of how depth affects inference in a simple class of Bayesian neural networks.

Introduces new metrics to measure performance of deep Bayesian neural networks.

problem Lack of specific criteria to measure performance of deep Bayesian neural networks.
method Proposes several metrics including model calibration, data rejection ability, and uncertainty divergence.
result Introduces more specific criteria for measuring deep Bayesian neural network performance.

Bayesian free energy remains bounded for deep ReLU networks in overparametrized cases.

problem Understanding the generalization performance of deep ReLU neural networks.
method Analyzes Bayesian free energy in overparametrized deep ReLU neural networks.
result Bayesian free energy is bounded even in overparametrized deep ReLU networks.

Bayes posterior yields worse predictions than simpler methods in deep neural networks.

problem Understanding and improving predictive performance in Bayesian deep learning.
method Careful MCMC sampling and evaluation of cold posteriors.
result Cold posteriors yield significantly better predictive performance than the true Bayes posterior.

Bayesian sparsification reduces deep neural network complexity.

problem Complexity of deep neural networks limits their performance.
method Combines Bayesian shrinkage priors with stochastic variational inference.
result Bayesian model reduction (BMR) is a more efficient alternative for pruning model weights.

Bayesian deep learning improves neural network accuracy and generalization.

problem Improving accuracy and calibration of deep neural networks.
method Bayesian marginalization and deep ensembles to approximate marginalization, and tempering for calibrating predictive distributions.
result Bayesian approaches improve deep neural networks' accuracy and generalization.

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 paper connects RND, deep ensembles, and Bayesian inference, providing a unified theoretical perspective.

problem Uncertainty quantification in deep learning models.
method Analysis of Random Network Distillation (RND) within the neural tangent kernel framework.
result The uncertainty signal from RND is equivalent to the predictive variance of a deep ensemble and can be made to mirror the centered posterior predictive distribution of Bayesian inference.

This work simplifies Bayesian inference for neural networks by identifying influential parameter directions.

problem High computational complexity in Bayesian inference for neural networks due to high-dimensional parameter space.
method Constructing an active subspace of influential parameter directions to reduce dimensionality.
result Effective and scalable Bayesian inference achieved via reduced active subspace.

DEEP-BO optimizes hyperparameters of deep networks, outperforming existing methods.

problem Hyperparameter optimization of deep networks is challenging due to the complexity and sensitivity of DNN performance.
method Enhanced Bayesian Optimization (DEEP-BO) specifically designed for deep networks, incorporating diversification, early termination, and parallelism.
result DEEP-BO outperforms or matches other state-of-the-art methods on six DNN benchmarks.

Bayesian Neural Network improves calibration of deep probabilistic models.

problem Uncalibrated probabilities from deep neural networks limit their use in critical scenarios.
method Decoupled Bayesian Neural Network to map uncalibrated probabilities to calibrated ones.
result Our approach consistently improves calibration and provides more reliable probabilistic models.

DropConnect improves uncertainty estimation in Bayesian deep networks.

problem Modeling uncertainty in Bayesian deep networks for safety-critical applications.
method Developed a theoretical framework to approximate Bayesian inference for DNNs using MC-DropConnect.
result Significant improvement in both prediction accuracy and uncertainty estimation quality.

Enhances construction input modeling with Bayesian deep neural networks.

problem Deriving reliable simulation input models from construction data.
method Bayesian deep neural networks integrated with multi-source construction data.
result Derives detailed input models for construction operations.

This paper distills Bayesian posterior expectations for deep neural networks.

problem Improving deep neural network performance and uncertainty quantification.
method Develops a framework for distilling expectations from Bayesian posterior distributions using Monte Carlo samples.
result The framework successfully distills posterior predictive distribution and expected entropy.

Bayesian neural networks tutorial via MCMC in Python.

problem Bayesian inference for parameter estimation and uncertainty quantification in deep learning models.
method MCMC sampling methods to implement Bayesian inference, including advanced proposal distributions.
result Challenges in sampling multi-modal posterior distributions for Bayesian neural networks.

Bayesian deep learning tackles uncertainty in high-dimensional systems.

problem Uncertainty quantification in high-dimensional stochastic partial differential equations.
method Bayesian neural network (BNN) and Hamiltonian Monte Carlo (HMC) for efficient sampling of posterior distributions.
result The method efficiently handles high-dimensional problems with almost independent computational cost.

Bayesian deep learning method improves model uncertainty and robustness.

problem Overfitting and model uncertainty in deep neural networks.
method Variational inference with multivariate normal distributions and correlated parameters.
result The method successfully reduces overfitting and improves model uncertainty on MNIST and CIFAR-10 datasets.

Study on Bayesian deep linear networks with multiple outputs and convolutional layers.

problem Characterize feature learning in finite-width Bayesian deep linear networks.
method Exact and analytical formulas for joint and posterior distributions, using large deviation theory.
result Quantitative description of feature learning in infinite-width regime.

Global inducing points improve Bayesian neural network performance.

problem Improving Bayesian neural network performance.
method Adapting correlated approximate posterior to all layers in a Bayesian neural network and deep Gaussian processes using learned global inducing points.
result State-of-the-art performance on CIFAR-10 (86.7%) without data augmentation or tempering.

Bayesian sparsification improves complex-valued neural networks by 50-100x with minimal performance loss.

problem Efficiently compressing complex-valued neural networks for embedded systems.
method Extending Sparse Variational Dropout to complex-valued networks and conducting a numerical study.
result Achieved state-of-the-art performance on MusicNet with 50-100x compression.

Bayesian inference with deep, weakly nonlinear networks is solved rigorously.

problem Bayesian inference with neural networks of specific structure.
method Perturbative analysis of fully connected neural networks with a shaped nonlinearity.
result Neural network Bayesian inference can be equivalent to kernel methods under certain conditions.

Bayesian neural networks predict AD severity from EEG data.

problem Developing low-cost, non-invasive biomarkers for AD diagnosis and progression.
method Bayesian deep neural networks using QEEG markers.
result Bayesian approach provides uncertainty bounds for AD severity prediction.

Bayesian deep learning predicts price movements from LOBs, improving trading profits.

problem Predicting price movements from limit order books for better trading decisions.
method Applies dropout variational inference to deep neural networks, using uncertainty information for position sizing.
result Bayesian techniques improve predictive performance and deliver useful uncertainty information for trading.

PAC-Bayesian bounds show fully connected DNNs with Gaussian priors match minimax rates.

problem Theoretical limits of fully connected deep neural networks with Gaussian priors.
method PAC-Bayesian bounds for fully connected Bayesian DNNs with Gaussian priors.
result PAC-Bayesian bounds match minimax-optimal rates in Besov space for nonparametric regression and binary classification.

Bayesian inference for wide neural networks using Edgeworth expansion.

problem Analyzing the non-Gaussian behavior of wide neural networks in Bayesian inference.
method Proposed a non-Gaussian distribution using multivariate Edgeworth expansion for finite-width neural networks.
result Derived non-Gaussian posterior distribution in Bayesian regression tasks.