Search Results for author: Mireille Boutin

Found 10 papers, 0 papers with code

Global Positioning: the Uniqueness Question and a New Solution Method

no code implementations13 Oct 2023 Mireille Boutin, Gregor Kemper

We fill a gap in the literature by giving a proof for the long-held belief that when $m \ge n+2$, the solution is unique for almost all user positions.

Optimality and complexity of classification by random projection

no code implementations11 Aug 2021 Mireille Boutin, Evzenie Coupkova

In particular, our bounds imply that, unless the number of projections n is extremely large, there is a significant advantageous gap between the generalization error of the random projection approach and that of a linear classifier in the extended space.

Classification

A highly likely clusterable data model with no clusters

no code implementations14 Sep 2019 Mireille Boutin, Alden Bradford

We propose a model for a dataset in ${\mathbb R}^D$ that does not contain any clusters but yet is such that a projection of the points on a random one-dimensional subspace is likely to yield a clustering of the points.

Clustering

Three Efficient, Low-Complexity Algorithms for Automatic Color Trapping

no code implementations21 Aug 2018 Haiyin Wang, Mireille Boutin, Jeffrey Trask, Jan Allebach

The trapping method they follow is based on a hardware-friendly technique proposed by J. Trask (JTHBCT03) which is too computationally expensive for software or firmware implementation.

Photo-unrealistic Image Enhancement for Subject Placement in Outdoor Photography

no code implementations17 Jul 2018 Christian Tendyck, Andrew Haddad, Mireille Boutin

Camera display reflections are an issue in bright light situations, as they may prevent users from correctly positioning the subject in the picture.

Image Enhancement valid

Pattern Dependence Detection using n-TARP Clustering

no code implementations13 Jun 2018 Tarun Yellamraju, Mireille Boutin

We propose a method to quantify and validate the dependencies of the outcome random variable on the various patterns contained in the observed random variable.

Clustering valid

The Pascal Triangle of a Discrete Image: Definition, Properties and Application to Shape Analysis

no code implementations21 Sep 2012 Mireille Boutin, Shanshan Huang

We define the Pascal triangle of a discrete (gray scale) image as a pyramidal arrangement of complex-valued moments and we explore its geometric significance.

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