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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.

169,341 papers · 148 categories

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4591136181 · May 202619922001200920182026
48 results for hyper-graph matching

Unsupervised DA method using hyper-graph matching.

problem Discrepancy between source and target data distributions.
method Class-regularized hyper-graph matching with first-, second-, and third-order similarities.
result Improved performance on target domain compared to state-of-the-art methods.

Paper presents voxel graph operators for vector data models.

problem Efficient conversion and analysis of geometric models.
method Topological voxelization, graph construction, differential operator derivation.
result Discrete differential and integral operators from voxel complexes.

A new method classifies vertices in hypergraphs for biological network analysis.

problem Information loss in graph models of biological systems.
method A novel kernel method on vertex- and edge-labeled hypergraphs using hypergraphlets.
result Potential to estimate missing and false positive links in protein-protein interaction networks.

Study combines intra-risk and contagion risk for SME bankruptcy prediction.

problem Predicting bankruptcy risk of SMEs considering both intra-risk and contagion risk.
method Proposes a novel model using Graph Neural Networks to combine intra-risk and contagion risk.
result Model outperforms state-of-the-art methods in bankruptcy prediction.

New graph-based discriminators improve sample complexity and expressiveness in learning theory.

problem Identifying if two distributions are identical with limited samples.
method Introducing k-ary based discriminators, which use families of Boolean k-ary functions to distinguish between distributions.
result Having k-ary functions (k ≥ 2) improves distinguishability and sample complexity compared to classical hypothesis classes.

Neural score matching improves high-dimensional causal inference by using neural networks for balancing scores.

problem Impracticality of traditional matching methods in high-dimensional datasets due to the curse of dimensionality.
method Develops neural networks to create non-trivial, multivariate balancing scores for high-dimensional causal inference.
result Neural score matching outperforms other methods in treatment effect estimation and reducing imbalance on high-dimensional datasets.

FLAME efficiently matches high-dimensional categorical datasets for causal inference.

problem Matching treatment and control units based on covariate information in causal inference.
method FLAME learns a distance metric using a hold-out training set and uses query processing techniques for large datasets.
result FLAME achieves significantly better performance than other matching methods, scaling to huge datasets.

Efficiently learns matching rewards in two-sided markets with matrix completion.

problem Learning high-dimensional matching rewards in matching markets with limited data.
method Utilizes matrix completion with a novel approach to handle matching interference.
result Near-optimal guarantees for reward learning under matching interference.

A new matching method for causal inference that handles irrelevant variables and missing data.

problem Creating high-quality treatment-control matches for categorical data in social sciences.
method A weighted Hamming distance matching method that considers covariate importance and creates a hierarchy of covariate combinations.
result The method produces high-quality matches and handles irrelevant variables and missing data.

The paper addresses statistical inference in matching markets with dependent missingness.

problem Statistical inference for two-sided matching markets with matching-induced dependence.
method Non-convex algorithm based on Grassmannian gradient descent, debiasing and projection framework.
result Near-optimal entrywise convergence rates for various matching mechanisms.

Paper tackles distribution matching by partially matching distributions, achieving robust results.

problem Robustly aligning two probability distributions.
method Developed a partial Wasserstein adversarial network (PWAN) to efficiently approximate the partial Wasserstein-1 (PW) discrepancy.
result The PWAN effectively produces highly robust matching results, outperforming state-of-the-art methods.

Partial soft-matching distance improves neural representation comparison by allowing some neurons to remain unmatched.

problem Neural representations are noisy and contain outliers, making traditional matching methods unreliable.
method Extends soft-matching distance to a partial optimal transport setting, allowing some neurons to remain unmatched.
result Partial soft-matching provides robust correspondences that are more reliable under noise and outliers.

NeuroMatch efficiently matches subgraphs in large graphs using neural networks.

problem Determining the presence and location of a query graph in a large target graph.
method NeuroMatch decomposes graphs into subgraphs, embeds them using graph neural networks, and matches them directly in the embedding space.
result NeuroMatch is 100x faster and 18% more accurate than existing methods.

Score matching is a recently developed parameter learning method that is particularly effective to complicated high dimensional density models with intractable partition functions. In this paper, we study two issues that have not been completely resolved for score matching. First, we provide a formal link between maxim…

2012-05-09abs ↗pdf ↗

Polynomial time algorithm matches correlated Gaussian matrices without vanishing correlation.

problem Matching vertices in two correlated Erdős-Rényi graphs.
method Iterative matching algorithm for correlated Gaussian Wigner matrices.
result First polynomial time algorithm for graph matching with arbitrarily small constant correlation.

The paper analyzes set-to-set matching with neural networks, focusing on theoretical generalization.

problem Theoretical analysis of set-to-set matching with neural networks.
method Generalization error analysis of set-to-set matching with neural networks.
result Theoretical insights into the behavior of set-to-set matching models.

Improved score matching methods for estimating score functions and Hessians without high dimensionality.

problem Estimating score functions and Hessians efficiently in high-dimensional data.
method Implicit score matching and denoising score matching, leveraging Gagliardo-Nirenberg inequalities.
result Achieves convergence rates similar to denoising score matching and estimates Hessians without dimensionality issues.

In this paper, we introduce a novel, non-recursive, maximal matching algorithm for double auctions, which aims to maximize the amount of commodities to be traded. It differs from the usual equilibrium matching, which clears a market at the equilibrium price. We compare the two algorithms through experimental analyses, …

2013-02-11abs ↗pdf ↗

This work improves likelihood of score-based diffusion ODEs using high-order denoising score matching.

problem The gap between maximum likelihood and score matching objectives for score-based diffusion ODEs.
method High-order denoising score matching to maximize likelihood.
result Score-based diffusion ODEs achieve better likelihood on synthetic and CIFAR-10 data.

MREC efficiently matches and aligns point clouds, useful for single cell molecular data.

problem Comparing and aligning large datasets across various domains.
method Recursive decomposition algorithm for matching data sets, optimizing over partitioning and matching algorithms.
result Demonstrates flexibility and power in applying MREC to single cell molecular data alignment problems.

SDE Matching eliminates simulation for training Latent SDEs, achieving similar performance.

problem Training Latent SDEs with adjoint sensitivity methods is computationally expensive and limited.
method SDE Matching, inspired by Score- and Flow Matching, eliminates simulation for training Latent SDEs.
result SDE Matching achieves performance comparable to adjoint sensitivity methods while reducing computational complexity.

Efficient algorithm for matching graphs with community structure.

problem Graph matching between correlated stochastic block models with constant correlation.
method Partition trees rooted from each vertex, comparing edge statistics to different communities.
result First low-order polynomial-time algorithm achieving exact matching with high probability in dense graphs.

Algorithm identifies optimal stable matching in uncertain two-sided markets.

problem Sequential learning in two-sided markets with unknown preferences.
method Pure exploration approach with elimination-based algorithms exploiting partial preference information.
result Identification of pervasive stable matching for optimal stable matching identification.

Matched Machine Learning combines machine learning and matching for causal inference.

problem Non-interpretable methods for causal inference.
method Combines machine learning and matching for interpretable causal inference.
result Performs as well as black-box machine learning methods and better than existing matching methods.

New deep learning model for matching sets of items, preserving exchangeability.

problem Matching two different sets of items while preserving exchangeability.
method Exchangeable deep neural networks architecture and efficient training framework.
result Significant improvements in fashion set recommendation and group re-identification.

Task loss matching misrepresents similarity between neural network layers.

problem Measuring similarity between neural network layers using task loss matching.
method Task loss matching vs. direct matching; comparison with CCA and CKA.
result Direct matching provides a better similarity index than task loss matching.