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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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15304459 · Mar 202619922001200920172026
48 results for sphere inspection

Deep learning detects corrosion in nuclear fuel canisters.

problem Ensuring safety and integrity of used nuclear fuel dry storage canisters.
method Residual neural networks (ResNets) for real-time corrosion detection of canister images.
result Deep learning approach accurately detects corrosion and classifies canisters as corroded or intact.

New insights into how to inspect and learn from multi-stage processes and AI reasoning.

problem Understanding how to attribute outcomes to early stages in multi-stage operations and AI reasoning.
method Information-theoretic analysis and mathematical proofs of four key results.
result Uniform checkpoint spacing is minimax-optimal for inspection design under homogeneous signal attenuation.

Paper proposes machine learning models for more accurate road inspection.

problem Traditional road inspection systems have safety, energy, and cost issues.
method Hybrid machine learning models using surface deflection data from FWD tests.
result CMIS model outperforms other models with APRE=2.3303, AAPRE=11.6768, RMSE=12.0056, and SD=0.0210.

To improve real-world applications of machine learning, experienced modelers develop intuition about their datasets, their models, and how the two interact. Manual inspection of raw data - of representative samples, of outliers, of misclassifications - is an essential tool in a) identifying and fixing problems in the d…

2019-11-15abs ↗pdf ↗

Enhances privacy in data annotation and inspection with synthetic data.

problem Improving privacy in machine learning tasks like data annotation and inspection.
method Employing Bayesian differential privacy to generate higher-fidelity synthetic data.
result Produces higher-fidelity samples, detecting more subtle data errors and biases.

Study compares deep feature methods for anomaly detection in limited data scenarios.

problem Handling limited data in industrial inspection applications.
method Three approaches (KNN, Mahalanobis, PaDiM) using pre-trained deep features with data augmentation.
result Data augmentation significantly improves performance in small data regimes.

We develop the concept of Cartan ribbons together with a rolling-based method to ribbonize and approximate any given surface in space by intrinsically flat ribbons. The rolling requires that the geodesic curvature along the contact curve on the surface agrees with the geodesic curvature of the corresponding Cartan deve…

2017-04-26abs ↗pdf ↗

This work tackles maintenance planning with deep reinforcement learning under uncertainty.

problem Optimizing inspection and maintenance policies in deteriorating environments with incomplete information and constraints.
method Joint framework of constrained POMDPs and multi-agent DRL addressing challenges of state/action space, history, uncertainty, and constraints.
result The proposed framework outperforms existing methods in resource and risk-aware decision-making.

Bayes-TrEx finds in-distribution examples for model inspection.

problem Challenges in interpreting neural networks, especially high-confidence failures and ambiguous classifications.
method Bayesian sampling approach to find in-distribution examples with specified prediction confidence.
result Bayes-TrEx enables more flexible holistic model analysis than just inspecting the test set.

Active learning improves inspection systems by using weakly labeled data.

problem Rapidly updating machine vision inspection systems in evolving manufacturing processes.
method Developed a methodology for active learning from weakly labeled data, addressing covariate shift with domain-adversarial training.
result Demonstrated that active learning can accelerate the annotation process and reduce false positives.

Federated CTMC model estimates bridge deterioration hazards without sharing raw data.

problem Bridge inspection data privacy and cross-organizational data sharing constraints.
method Federated CTMC hazard model with local optimization and FedAvg aggregation.
result Federated model converges on global benchmark parameters without data transfer.

Inspection-L detects illicit cryptocurrency transactions using GNNs and self-supervised learning.

problem Detect illicit cryptocurrency transactions for anti-money laundering.
method Graph Neural Network (GNN) framework based on self-supervised Deep Graph Infomax (DGI) and Graph Isomorphism Network (GIN) with supervised learning algorithms.
result Inspection-L outperforms state-of-the-art methods in key classification metrics.

The BNSR-invariants of a group GG are a sequence Σ1(G)Σ2(G)Σ^1(G)\supseteq Σ^2(G) \supseteq \cdots of geometric invariants that reveal important information about finiteness properties of certain subgroups of GG. We consider the symmetric automorphism group ΣAutnΣAut_n and pure symmetric automorphism group PΣAutnPΣAut_n of the free…

2016-07-11abs ↗pdf ↗

Motivated by the human way of memorizing images we introduce their functional representation, where an image is represented by a neural network. For this purpose, we construct a hypernetwork which takes an image and returns weights to the target network, which maps point from the plane (representing positions of the pi…

2019-02-27abs ↗pdf ↗

The paper corrects biases in estimating intrinsic dimension and differential entropy.

problem Systematic bias in estimating intrinsic dimension and differential entropy.
method A bias-corrected estimator for both measures is proposed, highlighting shared steps and useful consequences.
result Simultaneous estimation of differential entropy and intrinsic dimension provides complementary perspectives on underlying manifolds.

There are many award-winning pre-trained Convolutional Neural Network (CNN), which have a common phenomenon of increasing depth in convolutional layers. However, I inspect on VGG network, which is one of the famous model submitted to ILSVRC-2014, to show that slight modification in the basic architecture can enhance th…

2019-11-20abs ↗pdf ↗

MMD-Flagger detects hallucinations in LLMs by tracking MMD between outputs and temperature-generated counterparts.

problem Detecting hallucinations in large language models.
method Maximum Mean Discrepancy (MMD) to track the difference between model outputs and temperature-generated counterparts.
result MMD-Flagger detects most hallucinations by analyzing the shape of the MMD trajectory.

SparseIDS uses RL to significantly reduce packet inspection in IDSs.

problem Efficiently inspecting large volumes of network packets for security threats.
method SparseIDS employs RL to learn optimal packet sampling strategies.
result SparseIDS reduces packet inspection by more than 75% while maintaining high accuracy.

A statistical test controls false positives in anomaly localization using diffusion models.

problem Uncertainty and bias in generative models for anomaly localization.
method Selective inference to quantify significance and control false positives.
result The method effectively controls false positive detection rates.

The regret bound of an optimization algorithms is one of the basic criteria for evaluating the performance of the given algorithm. By inspecting the differences between the regret bounds of traditional algorithms and adaptive one, we provide a guide for choosing an optimizer with respect to the given data set and the l…

2017-07-06abs ↗pdf ↗

Recently, a number of statistical problems have found an unexpected solution by inspecting them through a "modal point of view". These include classical tasks such as clustering or regression. This has led to a renewed interest in estimation and inference for the mode. This paper offers an extensive survey of the tradi…

2018-07-08abs ↗pdf ↗

It is commonly believed that increasing the interpretability of a machine learning model may decrease its predictive power. However, inspecting input-output relationships of those models using visual analytics, while treating them as black-box, can help to understand the reasoning behind outcomes without sacrificing pr…

2016-06-17abs ↗pdf ↗

Goresky, Kottwitz and MacPherson have recently shown that the computation of the equivariant cohomology ring of a G-manifold can be reduced to a computation in graph theory. This opens up the possibility that many of the fundamental theorems in equivariant de Rham theory may, on closer inspection, turn out simply to be…

1998-08-31abs ↗pdf ↗

This paper examines data transfer methods to improve off-the-shelf Transformer models for retrosynthesis.

problem Improving prediction models for retrosynthesis using small datasets.
method Systematic examination of data transfer approaches on end-to-end generative models.
result Pre-training plus fine-tuning boosts the accuracy of a Transformer baseline, achieving state-of-the-art results.

Study examines human factors in radiographic testing to improve inspection performance.

problem Insufficient consideration of human and organizational factors in NDT.
method CREAM method applied to analyze and model HOF on radiogram interpretation tasks.
result Model CREAM well-adapted for estimating HOF impact on NDT performances.

In this paper, we investigate existence of inequivalent smooth structures on closed smooth non-orientable 4-manifolds building upon results of Akbulut, Cappell-Shaneson, Fintushel-Stern, Gompf, and Stolz. We add to the number of known constructions and provide new examples of exotic manifolds that are obtained as an ap…

2013-06-11abs ↗pdf ↗

Paper proposes interpretable RL policies from a mixture of experts.

problem Making RL policies transparent and understandable in real-world applications.
method Policy iteration scheme with interpretable experts and prototypical states.
result Proposed algorithm learns policies comparable to neural networks but more interpretable.

New dataset for industrial machine malfunction detection with domain shifts.

problem Challenges in detecting anomalies due to domain shifts in industrial sounds.
method Created a dataset with domain shifts for five types of industrial machines.
result Significant performance differences between source and target domains.

The paper introduces closed-form expressions for interpreting Tsetlin Machines.

problem Interpreting complex Tsetlin Machines with a large number of clauses.
method Developed closed-form expressions for local and global interpretability of Tsetlin Machines.
result The expressions enable real-time feature importance assessment and data clustering.

Optimizes quickest detection of drift in Brownian motion with false negatives.

problem Quickest detection of drift in Brownian motion with false negatives.
method Formulated as an optimal multiple stopping problem, then equivalent to a recursive optimal stopping problem, solved using free boundary methods.
result Explicit formulae for expected cost and optimal strategy found.