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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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48 results for Web data

Much information available on the web is copied, reused or rephrased. The phenomenon that multiple web sources pick up certain information is often called trend. A central problem in the context of web data mining is to detect those web sources that are first to publish information which will give rise to a trend. We p…

2012-06-27abs ↗pdf ↗

Automates organizing diverse web data into a hierarchical topic model.

problem Manual classification of all scientific and popular scientific knowledge is impractical.
method Proposes an algorithm to aggregate multiple collections into a single hierarchical topic model.
result Demonstrates a web service for topical exploratory search.

Study spider evaluations and web group representations using algebraic topology.

problem Evaluate and represent the topology of web groups using algebraic methods.
method Analyze the fundamental groups of planar webs, associate irreducible components and graded subalgebras, and use Poincaré polynomials.
result Spider evaluations correspond to symmetrized Poincaré polynomials of associated graded subalgebras.

HTMLPhish detects phishing web pages using deep learning on HTML content.

problem Growing phishing attacks on the web require new detection methods.
method HTMLPhish uses Convolutional Neural Networks (CNNs) to classify HTML documents as phishing or benign.
result HTMLPhish achieves over 93% accuracy in detecting phishing web pages.

WebGUM learns web navigation from multimodal data, outperforming previous methods.

problem Limited generalization from domain-specific models in web navigation.
method Instruction-following multimodal agent trained on vision-language foundation models.
result Significant improvement in web navigation performance on benchmarks.

Transfer learning improves understanding of users on new Web platforms.

problem Lack of knowledge about novel phenomena on new Web platforms due to data sparsity.
method TraNet, a transfer learning-based approach, adapts knowledge from one domain to another.
result TraNet outperforms other approaches in transferring knowledge about users across different Web platforms.

We find an invariant characterization of planar webs of maximum rank. For 4-webs, we prove that a planar 4-web is of maximum rank three if and only if it is linearizable and its curvature vanishes. This result leads to the direct web-theoretical proof of the Poincaré's theorem: a planar 4-web of maximum rank is lineari…

2006-05-04abs ↗pdf ↗

Classifies hexagonal circular 3-webs with cubic polar curves.

problem Classifying hexagonal circular 3-webs with algebraic polar curves of degree three.
method Analyzes hexagonal circular 3-webs on unit sphere with polar points on a twisted cubic.
result Completes the classification of hexagonal circular 3-webs with algebraic polar curves of degree three.

We construct flat 3-webs via semi-simple geometric Frobenius manifolds of dimension three and give geometric interpretation of the Chern connection of the web. These webs turned out to be biholomorphic to the characteristic webs on the solutions of the corresponding associativity equation. We show that such webs are he…

2011-08-09abs ↗pdf ↗

We give various results and applications using the connection (E,)(E,\nabla) associated with a dd-web. Precisely, we exhibit fundamental invariants of the web related to the differential equation of first order which presents the web. They cast some new lights on the connection and its construction, both conceptually an…

2007-02-12abs ↗pdf ↗

We investigate the linearizability problem for different classes of 4-webs in the plane. In particular, we apply a recently found in [AGL] the linearizability conditions for 4-webs in the plane to confirm that a 4-web MW (Mayrhofer's web) with equal curvature forms of its 3-subwebs and a nonconstant basic invariant is …

2002-09-22abs ↗pdf ↗

In the present paper we study geometric structures associated with webs of hypersurfaces. We prove that with any geodesic (n+2)-web on an n-dimensional manifold there is naturally associated a unique projective structure and, provided that one of web foliations is pointed, there is also associated a unique affine struc…

2008-12-11abs ↗pdf ↗

Projective invariants described for 3-web geometry, resolving Gronwall's conjecture.

problem Projective invariants of linear 3-webs and resolving Gronwall's conjecture.
method Projective torsion-free Cartan connections, web leaves as geodesics, algorithm for resolving Gronwall's conjecture.
result Resolved Gronwall's conjecture for specific 3-webs.

Publicly pretraining models on Web data may undermine differential privacy.

problem The use of large Web-scraped datasets in differential privacy models.
method Critical review of leveraging pretrained models on public datasets for differential privacy.
result Publicizing pretrained models as 'private' could harm trust and generalize poorly.

In this paper we study the linearizability problem for 3-webs on a 2-dimensional manifold. With an explicit computation based on the theory developed in the paper "On the linearizability of 3-webs" (Nonlinear analysis 47, (2001) pp. 2643-2654), we examine a 3-web whose linearizability was claimed in the same paper. We …

2006-02-23abs ↗pdf ↗

Veronese webs appear as the natural way of passing to the quotient of curves in the projective space. In thi paper, we give the link between classical multidimensionnal webs and veronse webs by mean of interpolation.

2004-08-18abs ↗pdf ↗

We study natural bases for two constructions of the irreducible representation of the symmetric group corresponding to [n,n,n][n,n,n]: the {\em reduced web} basis associated to Kuperberg's combinatorial description of the spider category; and the {\em left cell basis} for the left cell construction of Kazhdan and Lusztig. I…

2013-07-24abs ↗pdf ↗

In this paper, we reconstruct Kuperberg's G2G_2 web space. We introduce a new web (a trivalent diagram) and new relations between Kuperberg's web diagrams and the new diagram. Using the G2G_2 webs, we define crossing formulas corresponding to R-matrices associated to some G2G_2 irreducible representations and calculate…

2015-03-29abs ↗pdf ↗

TableQnA answers web queries about lists and superlatives from HTML tables.

problem Answer web queries about lists and superlatives from HTML tables.
method Extract intent from queries, use structure-aware matching, and train models with automatic data generation.
result Significantly higher precision and coverage for list and superlative queries.

Gronwall conjecture states that a planar 3-web which admits more than one distinct linearization is locally equivalent to an algebraic web. We give a partial answer to the conjecture in the affirmative for the class of planar 3-webs with the web curvature that vanishes to order three at a point. The differential relati…

2011-02-01abs ↗pdf ↗

We find relative differential invariants of orders eight and nine for a planar nonparallelizable 3-web such that their vanishing is necessary and sufficient for a 3-web to be linearizable. This solves the Blaschke conjecture for 3-webs. As a side result, we show that the number of linearizations in the Gronwall conject…

2004-11-21abs ↗pdf ↗

Local classification of quasilinear systems with linearizable characteristic webs.

problem Classifying quasilinear systems with linearizable characteristic webs.
method Reciprocal transformations to uncoupled Hopf equations.
result Every quasilinear system with n>3 components can be transformed to n uncoupled Hopf equations.

Extracts high-quality monolingual datasets from web crawl data.

problem Improving text representation quality through larger corpora.
method Automated pipeline using deduplication and language identification, augmented with filtering for high-quality documents.
result Extracted massive high-quality monolingual datasets from Common Crawl.

The Gronwall conjecture states that a planar 3-web of foliations which admits more than one distinct linearizations is locally equivalent to an algebraic web. We propose an analogue of the Gronwall conjecture for the 3-web of foliations by Legendrian curves in a contact three manifold. The Legendrian Gronwall conjectur…

2012-02-29abs ↗pdf ↗