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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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20406080 · Jun 202019922001200920182026
48 results for Calabi-type energy

Study Mabuchi solitons on toric Fano varieties, linking stability and energy.

problem Existence and stability of Mabuchi solitons on toric Fano varieties.
method Algebraic stability notion (relative Ding stability) and variational approach.
result Partial coercivity and singular Mabuchi solitons in non-uniformly stable cases.

Sharp bounds for Calabi energy derived from geodesic rays and Mabuchi K-energy.

problem Sharp lower bounds for Calabi energy in Kähler geometry.
method Using geodesic rays and Mabuchi K-energy, derived a sharp bound for Calabi energy.
result Sharp bound for Calabi energy derived from geodesic rays and Mabuchi K-energy is proven to be sharp.

Researchers introduce new functionals to measure distance from Kähler-Einstein metrics.

problem Estimating how close a metric is to Kähler-Einstein.
method Introducing Ricci-Calabi and H-functionals, and proving moment weight inequalities and Hessian formulas.
result Established inequalities and formulas to measure distance and conditions for existence of Kähler-Einstein metrics.

A new flow of Hermitian metrics reduces to a scalar equation and preserves special structures.

problem Evolution of Hermitian metrics to preserve special structures.
method Introducing a scalar Calabi-type flow that depends on a background metric.
result The flow has a unique short-time solution and stability when the background metric is Kaehler-Einstein with nonpositive scalar curvature.

In this paper we obtain generalized Calabi-type compactness criteria for complete Riemannian manifolds that allow the presence of negative amounts of Ricci curvature. These, in turn, can be rephrased as new conditions for the positivity, for the existence of a first zero and for the nonoscillatory-oscillatory behaviour…

2011-12-16abs ↗pdf ↗

Paper studies rigidity phenomena for elliptic systems on Riemannian manifolds.

problem Local radial rigidity of elliptic systems on Riemannian manifolds.
method Reduction to singular ordinary differential equations of Euler type.
result Local uniqueness and existence results for solutions with prescribed initial jets.

Survey on duality between constant mean curvature surfaces in 3-manifolds.

problem Understanding the relationship between surfaces in Riemannian and Lorentzian manifolds.
method Conformal duality between spacelike graphs with constant mean curvature.
result Revisits and generalizes Calabi type duality, showing geometric interpretations.

Optimizes energy efficiency in wireless sensor networks with limited information.

problem Maximizing energy efficiency in energy harvesting wireless sensor networks with limited channel state information.
method Modeling as a Multi-Armed Bandits problem and developing an Upper Confidence Bound algorithm.
result Significant gains in energy efficiency compared to benchmark schemes.

Let EfE_f be the energy of some knot ττ for any ff from certain class of functions. The problem is to find knots with extremal values of energy. We discuss the notion of the locally perturbed knot. The knot circle minimizes some energies EfE_f and maximizes some others. So, is there any energy such that the circle ne…

2004-11-03abs ↗pdf ↗

The paper develops a regularity theory for O'hara knot energies, focusing on Möbius energy.

problem Developing a regularity theory for extremal knots of scale invariant knot energies defined by J. O'hara.
method Reinterpreting O'hara knot energies as a nonlinear, nonlocal LpL^p-energy acting on the unit tangent of the knot parametrization, drawing a connection to the theory of (fractional) harmonic maps into spheres.
result Proves regularity for minimizers and critical knots of the scale-invariant O'hara knot energies.

The positive energy theorem is proven for certain spacetimes with irregular curvature.

problem Proving the positive energy theorem for spacetimes with irregular curvature.
method Weak asymptotically anti-de Sitter initial data sets with distributional curvature under weak dominant energy condition.
result Positive energy theorem established for weakly irregular spacetimes.

The hyperbolic positive energy theorem links causal properties to energy-momentum vectors in asymptotically hyperbolic spaces.

problem Establishing the causal-future-directed character of energy-momentum vectors in hyperbolic spaces.
method Analyzing nn-dimensional asymptotically hyperbolic Riemannian manifolds with spherical conformal infinity, focusing on the dominant energy condition.
result The causal-future-directed character of the energy-momentum vector can be traced back to that of asymptotically Euclidean initial data sets.

The paper proves Γ\Gamma-convergence of discrete tangent-point energies to continuous energies and ropelength, with applications to biarc curves.

problem Proving convergence of discrete tangent-point energies to continuous energies and ropelength.
method Using biarc curves and interpolation, the paper proves Γ\Gamma-convergence of discretized tangent-point energies to the continuous tangent-point energies and ropelength functional.
result Discrete almost minimizing biarc curves converge to ropelength minimizers and minimizers of continuous tangent-point energies.

Paper finds relations between Willmore-type energies, weighted areas, and vertical potential energies for cylindrical critical points.

problem Tackles relations between three types of energy functions for cylindrical critical points.
method Uses differential equations and critical point analysis for Willmore-type energies and weighted areas.
result Generating curves coincide for Willmore-type energies and weighted areas, and similar results hold for Willmore-type energies and vertical potential energies.

Quantizes Willmore energy in Riemannian manifolds with bounded energy and area.

problem Quantization of Willmore energy in bounded energy and area conditions.
method Uniform boundedness of Willmore energy and area, weak convergence of maps, and conformal structures in compact domain.
result Quantization of Willmore energy holds under specified conditions.

The chapter discusses discrete knot energies for computational and geometric modeling.

problem Creating efficient and consistent discrete models for knots.
method Introducing Möbius energy, integral Menger curvature, and thickness as discrete knot energies.
result These discrete energies behave similarly to the original model and facilitate computational methods.

Enhanced tabular benchmarks for energy-efficient neural architecture search.

problem Energy consumption in deep learning models.
method Introducing EC-NAS, an enhanced tabular benchmark with energy consumption data.
result EC-NAS reveals a balance between energy usage and accuracy in neural architecture search.

This paper decomposes generalized O'Hara's energies into components.

problem Decomposing generalized O'Hara's energies to understand their components.
method Using an analogue of Doyle-Schramm's cosine formula, the paper derives a decomposition for generalized O'Hara energies.
result Derives a decomposition for generalized O'Hara energies into three components.

A new Möbius invariant discretization and decomposition of the Möbius energy is proposed.

problem Lack of Möbius invariant discretization and decomposition in existing discrete Möbius energy.
method Proposed a new discretization of Möbius energy that is Möbius invariant and can be decomposed into Möbius invariant components.
result The proposed discretization and decomposition maintain Möbius invariance and converge to the original components in the continuum limit.

Derives energy-momentum tensor from Standard Model, examines energy conditions.

problem Validating energy conditions in the context of the Standard Model.
method Geometric variational problem on globally hyperbolic manifold, deriving energy-momentum tensor.
result Validates various energy conditions in general relativity.

Proposes linking energy and force uncertainty in deep learning potentials.

problem Uncertainty in predicted energies and forces in machine learning models.
method Introduces a spatially correlated noise process to link energy and force uncertainty.
result Demonstrates the approach on molecular datasets, linking energy and force uncertainties.