activity
20032022
most citedSparse and stable Markowitz portfolios

502 citations · 1.8k across the 42 of their papers we have counts for

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Showing 2011Show all

6 papers · 1 filter

math.NA2011★ 172 cited

Algorithms to automatically quantify the geometric similarity of anatomical surfaces

D. Boyer, Y. Lipman, E. St. Clair +5

We describe new approaches for distances between pairs of 2-dimensional surfaces (embedded in 3-dimensional space) that use local structures and global information contained in int…

physics.data-an2011★ 30 cited

Wavelets and wavelet-like transforms on the sphere and their application to geophysical data inversion

Frederik J. Simons, Ignace Loris, Eugene Brevdo +1

Many flexible parameterizations exist to represent data on the sphere. In addition to the venerable spherical harmonics, we have the Slepian basis, harmonic splines, wavelets and w…

math.DG2011★ 2 cited

The continuous Procrustes distance between two surfaces

Yaron Lipman Reema Al-Aifari Ingrid Daubechies

The Procrustes distance is used to quantify the similarity or dissimilarity of (3-dimensional) shapes, and extensively used in biological morphometrics. Typically each (normalized)…

physics.geo-ph2011

Solving or resolving global tomographic models with spherical wavelets, and the scale and sparsity of seismic heterogeneity

Frederik J. Simons, Ignace Loris, Guust Nolet +6

We propose a class of spherical wavelet bases for the analysis of geophysical models and forthe tomographic inversion of global seismic data. Its multiresolution character allows f…

math.DG2011★ 82 cited

Conformal Wasserstein distances: comparing surfaces in polynomial time

Yaron Lipman, Ingrid Daubechies

We present a constructive approach to surface comparison realizable by a polynomial-time algorithm. We determine the "similarity" of two given surfaces by solving a mass-transporta…

math.NA2011★ 3 cited

Conformal Wasserstein Distance: II. Computational Aspects and Extensions

Yaron Lipman, Jesus Puente, Ingrid Daubechies

This paper is a companion paper to [Lipman and Daubechies 2011]. We provide numerical procedures and algorithms for computing the alignment of and distance between two disk type su…