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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.

169,181 papers · 148 categories

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48 results for Set Matching

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.

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.

The paper explores a new method for landmark matching using sub-Riemannian geometry and neural networks.

problem Finding a time-dependent vector field to warp points from an initial set to a target set.
method Sub-Riemannian geometry and residual neural networks.
result Demonstrates the importance of regularization in landmark matching.

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.

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.

Given two graphs, the graph matching problem is to align the two vertex sets so as to minimize the number of adjacency disagreements between the two graphs. The seeded graph matching problem is the graph matching problem when we are first given a partial alignment that we are tasked with completing. In this paper, we m…

2012-09-03abs ↗pdf ↗

Study connects database alignment and planted matching using Gaussian features.

problem Identify matching between correlated user features in anonymized databases.
method Derived results for database alignment and planted matching, showing connections and thresholds.
result Performance thresholds for database alignment converge to planted matching when feature dimensionality is sufficiently high.

Proposes a novel approach for cluster-aware matching using Laplacian Optimal Transport.

problem Matching point clouds with intrinsic cluster structure requires robust region-to-region alignment over precise point-to-point correspondence.
method Laplacian Optimal Transport (LapOT) with regularization for cluster-aware matching and Refined Simultaneous Clustering (RSC) for consistent partitions.
result Laplacian Optimal Transport produces more consistent and meaningful alignments between point clouds.

New methods improve matching in high-dimensional data.

problem Matching in high-dimensional data is challenging due to the curse of dimensionality.
method Pseudo-metric learning approach using MLPs or siamese neural networks.
result Neural-net-based methods outperform traditional matching methods in simulations and real data.

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.

Graph matching in noisy environments with Markovian errors.

problem Graph matching under time-dependent Markovian noise.
method Introduced edgelighter error model and analyzed graph matching thresholds.
result Graph matching thresholds and mixing times are of order Θ(n2logn)Θ(n^2\log n) for Erdős-Rényi graphs, and O(nαlogn)O(n^α\log n) for Stochastic Block Model graphs.

We introduce a technique to compute probably approximately correct (PAC) bounds on precision and recall for matching algorithms. The bounds require some verified matches, but those matches may be used to develop the algorithms. The bounds can be applied to network reconciliation or entity resolution algorithms, which i…

2014-10-31abs ↗pdf ↗

New method for matching bipartite and unipartite graphs without collapsing.

problem Matching between bipartite and unipartite networks without losing information.
method Formulated as an undirected graphical model, aligns graphs without collapsing.
result Consistent method with conditions for exact recovery of matching solution.

Adaptive algorithms minimize regret in matching markets with contextual arm preferences.

problem Minimizing regret in matching markets with context-dependent player utilities.
method Developed adaptive algorithms for stochastic and adversarial contexts, providing upper and lower bounds.
result Achieved sublinear regret bounds for both stochastic and adversarial contexts.

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.

Study asset price bubbles using random matching and stochastic factors.

problem Understanding and modeling asset price bubbles through investor contagion.
method Developed a stochastic model of liquidity-based asset price bubbles using random matching mechanism.
result Derived conditions for arbitrage-free financial market models.

Optimizes long-term social welfare in recommender systems by matching users to providers.

problem Realistic recommender systems dynamics affect all agents, not just users.
method Formulated as an optimal constrained matching problem, solved using dynamical system equilibrium selection.
result Ensures maximal social welfare with diverse viable providers, improving over myopic matching.

We consider moment matching techniques for estimation in Latent Dirichlet Allocation (LDA). By drawing explicit links between LDA and discrete versions of independent component analysis (ICA), we first derive a new set of cumulant-based tensors, with an improved sample complexity. Moreover, we reuse standard ICA techni…

2015-07-07abs ↗pdf ↗

Flow matching adapts to manifold structures without diffusion.

problem Theoretical understanding of flow matching in manifold-supported settings.
method Flow matching with linear interpolation on smooth manifolds, analyzing velocity field and density estimator.
result Non-asymptotic convergence guarantee and statistical consistency of flow matching on manifolds.

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.

OmniMatch algorithm perfectly matches graphs without edge correlation.

problem Graph matching in the absence of edge correlation.
method OmniMatch algorithm for seeded multiple graph matching.
result OmniMatch aligns O(sα)O(s^α) unseeded vertices across multiple networks efficiently and perfectly.

This paper develops a learning framework for optimal strategies in multi-stage decentralized matching markets.

problem Optimal strategies in multi-stage decentralized matching markets with uncertain preferences.
method Nonparametric statistical approach and variational analysis.
result Participants can be better off with multi-stage matching compared to single-stage matching.

Closed-form flow matching yields similar performance to stochastic version, improving model performance.

problem Understanding why flow matching models generalize well.
method Empirical analysis and comparison of stochastic and closed-form flow matching losses.
result Closed-form flow matching can improve model performance.

Flow Matching improves statistical guarantees through kernel density estimation.

problem Improving statistical guarantees for generative models.
method Connecting Flow Matching to kernel density estimation and verifying optimal rates of convergence.
result Flow Matching achieves optimal rates up to logarithmic factors for large networks and on lower-dimensional manifolds.

We study graph matching with correlated Gaussian features and find thresholds for exact recovery.

problem Graph matching with correlated Gaussian features.
method Information-theoretic thresholds and conditions for exact and almost exact recovery.
result Contextual information introduces a richer structure, with thresholds for exact and almost exact recovery no longer coinciding.

Matching correlated VAR time series databases by recovering matching permutations.

problem Matching perturbed and permuted correlated VAR time series.
method Probabilistic framework modeling, maximum likelihood estimator (MLE), linear assignment, convex relaxations.
result Recovery guarantees for perfect or partial recovery of matching permutations, thresholds for σσ.

New theory shows neural networks learn similar representations under certain conditions.

problem Understanding how different neural networks learn similar representations.
method Developed a theory based on neuron activation subspace match model, characterized maximum match and simple match.
result Representations learned by networks with identical architecture but different initializations are not as similar as previously thought.

New algorithm for learning preferences in decentralized matching markets reduces regret to logarithmic levels.

problem Learning preferences in decentralized matching markets without direct communication.
method Introduces a new algorithm for two-sided matching markets with competition.
result The algorithm achieves logarithmic stable regret in shared preferences and quadratic regret in general preferences.