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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8 papers · 1 filter

cs.CV2022★ 11 cited

Mixed X-Ray Image Separation for Artworks with Concealed Designs

Wei Pu, Jun-Jie Huang, Barak Sober +5

In this paper, we focus on X-ray images of paintings with concealed sub-surface designs (e.g., deriving from reuse of the painting support or revision of a composition by the artis…

cs.CV2018

Stop memorizing: A data-dependent regularization framework for intrinsic pattern learning

Wei Zhu, Qiang Qiu, Bao Wang +3

Deep neural networks (DNNs) typically have enough capacity to fit random data by brute force even when conventional data-dependent regularizations focusing on the geometry of the f…

cs.CV2017★ 4 cited

LDMNet: Low Dimensional Manifold Regularized Neural Networks

Wei Zhu, Qiang Qiu, Jiaji Huang +3

Deep neural networks have proved very successful on archetypal tasks for which large training sets are available, but when the training data are scarce, their performance suffers f…

cs.CV2016★ 35 cited

Multi-modal dictionary learning for image separation with application in art investigation

Nikos Deligiannis, Joao F. C. Mota, Bruno Cornelis +2

In support of art investigation, we propose a new source separation method that unmixes a single X-ray scan acquired from double-sided paintings. In this problem, the X-ray signals…

cs.CV2016★ 2 cited

A Tale of Two Bases: Local-Nonlocal Regularization on Image Patches with Convolution Framelets

Rujie Yin, Tingran Gao, Yue M. Lu +1

We propose an image representation scheme combining the local and nonlocal characterization of patches in an image. Our representation scheme can be shown to be equivalent to a tig…

cs.CV2016★ 11 cited

X-ray image separation via coupled dictionary learning

Nikos Deligiannis, João F. C. Mota, Bruno Cornelis +2

In support of art investigation, we propose a new source sepa- ration method that unmixes a single X-ray scan acquired from double-sided paintings. Unlike prior source separation m…

cs.CV2014★ 1 cited

Painting Analysis Using Wavelets and Probabilistic Topic Models

Tong Wu, Gungor Polatkan, David Steel +3

In this paper, computer-based techniques for stylistic analysis of paintings are applied to the five panels of the 14th century Peruzzi Altarpiece by Giotto di Bondone. Features ar…

cs.CV2013

Bayesian crack detection in ultra high resolution multimodal images of paintings

Bruno Cornelis, Yun Yang, Joshua T. Vogelstein +3

The preservation of our cultural heritage is of paramount importance. Thanks to recent developments in digital acquisition techniques, powerful image analysis algorithms are develo…