Search Results for author: J. S. Marron

Found 16 papers, 7 papers with code

Region of Interest Detection in Melanocytic Skin Tumor Whole Slide Images

no code implementations29 Oct 2022 Yi Cui, Yao Li, Jayson R. Miedema, Sherif Farag, J. S. Marron, Nancy E. Thomas

Even though we test the experiments on the skin tumor dataset, our work could also be extended to other medical image detection problems, such as various tumors' classification and prediction, to help and benefit the clinical evaluation and diagnosis of different tumors.

medical image detection whole slide images

Non-Euclidean Analysis of Joint Variations in Multi-Object Shapes

no code implementations6 Sep 2021 Zhiyuan Liu, Jörn Schulz, Mohsen Taheri, Martin Styner, James Damon, Stephen Pizer, J. S. Marron

This paper considers joint analysis of multiple functionally related structures in classification tasks.

Persistent topology of protein space

no code implementations12 Feb 2021 W. Hamilton, J. E. Borgert, T. Hamelryck, J. S. Marron

Protein fold classification is a classic problem in structural biology and bioinformatics.

Measure of Strength of Evidence for Visually Observed Differences between Subpopulations

1 code implementation2 Jan 2021 Xi Yang, Jan Hannig, Katherine A. Hoadley, Iain Carmichael, J. S. Marron

For measuring the strength of visually-observed subpopulation differences, the Population Difference Criterion is proposed to assess the statistical significance of visually observed subpopulation differences.

diproperm: An R Package for the DiProPerm Test

no code implementations30 Aug 2020 Andrew G. Allmon, J. S. Marron, Michael G. Hudgens

The direction-projection-permutation (DiProPerm) test was developed for testing the difference of two high-dimensional distributions induced by a binary linear classifier.

Deep Multi-View Learning via Task-Optimal CCA

1 code implementation17 Jul 2019 Heather D. Couture, Roland Kwitt, J. S. Marron, Melissa Troester, Charles M. Perou, Marc Niethammer

Canonical Correlation Analysis (CCA) is widely used for multimodal data analysis and, more recently, for discriminative tasks such as multi-view learning; however, it makes no use of class labels.

MULTI-VIEW LEARNING

Multiple Instance Learning for Heterogeneous Images: Training a CNN for Histopathology

no code implementations13 Jun 2018 Heather D. Couture, J. S. Marron, Charles M. Perou, Melissa A. Troester, Marc Niethammer

We propose a new method for aggregating predictions from smaller regions of the image into an image-level classification by using the quantile function.

Classification General Classification +2

Distance weighted discrimination of face images for gender classification

no code implementations15 Jun 2017 Mónica Benito, Eduardo García-Portugués, J. S. Marron, Daniel Peña

We illustrate the advantages of distance weighted discrimination for classification and feature extraction in a High Dimension Low Sample Size (HDLSS) situation.

Classification Gender Classification +1

Angle-Based Joint and Individual Variation Explained

5 code implementations7 Apr 2017 Qing Feng, Meilei Jiang, Jan Hannig, J. S. Marron

Integrative analysis of disparate data blocks measured on a common set of experimental subjects is a major challenge in modern data analysis.

Geometric Insights into Support Vector Machine Behavior using the KKT Conditions

1 code implementation3 Apr 2017 Iain Carmichael, J. S. Marron

The support vector machine (SVM) is a powerful and widely used classification algorithm.

Large-Margin Classification with Multiple Decision Rules

no code implementations19 Nov 2014 Patrick K. Kimes, D. Neil Hayes, J. S. Marron, Yufeng Liu

Binary classification is a common statistical learning problem in which a model is estimated on a set of covariates for some outcome indicating the membership of one of two classes.

Binary Classification Classification +1

Relative Optimality Conditions and Algorithms for Treespace Fréchet Means

1 code implementation16 Oct 2014 Sean Skwerer, Scott Provan, J. S. Marron

Recent interest in treespaces as well-founded mathematical domains for phylogenetic inference and statistical analysis for populations of anatomical trees has motivated research into efficient and rigorous methods for optimization problems on treespaces.

Optimization and Control 90C48, 90C90

Nested Nonnegative Cone Analysis

no code implementations20 Aug 2013 Lingsong Zhang, J. S. Marron, Shu Lu

The application of traditional PCA/SVD method to nonnegative data often cause the approximation matrix leave the nonnegative cone, which leads to non-interpretable and sometimes nonsensical results.

Direction-Projection-Permutation for High Dimensional Hypothesis Tests

1 code implementation2 Apr 2013 Susan Wei, Chihoon Lee, Lindsay Wichers, Gen Li, J. S. Marron

Motivated by the prevalence of high dimensional low sample size datasets in modern statistical applications, we propose a general nonparametric framework, Direction-Projection-Permutation (DiProPerm), for testing high dimensional hypotheses.

Methodology

Registration of Functional Data Using Fisher-Rao Metric

no code implementations19 Mar 2011 Anuj Srivastava, Wei Wu, Sebastian Kurtek, Eric Klassen, J. S. Marron

We introduce a novel geometric framework for separating the phase and the amplitude variability in functional data of the type frequently studied in growth curve analysis.

Statistics Theory Applications Methodology Statistics Theory

Joint and individual variation explained (JIVE) for integrated analysis of multiple data types

1 code implementation20 Feb 2011 Eric F. Lock, Katherine A. Hoadley, J. S. Marron, Andrew B. Nobel

In this paper we introduce Joint and Individual Variation Explained (JIVE), a general decomposition of variation for the integrated analysis of such data sets.

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