Challenges in biomarker discovery and biorepository for Gulf-war-disease studies: a novel data platform solution

no code implementations • 4 Feb 2021 • Dimitris Floros, Mulugu V. Brahmajothi, Alexandros-Stavros Iliopoulos, Nikos Pitsianis, Xiaobai Sun

We translate, encode and implement the principles in the platform with novel use of advanced concepts and techniques to ensure and protect data integrity and research integrity.

Computers and Society

Spaceland Embedding of Sparse Stochastic Graphs

no code implementations • 13 Jun 2019 • Nikos Pitsianis, Alexandros-Stavros Iliopoulos, Dimitris Floros, Xiaobai Sun

We introduce a nonlinear method for directly embedding large, sparse, stochastic graphs into low-dimensional spaces, without requiring vertex features to reside in, or be transformed into, a metric space.

Data Visualization Dimensionality Reduction +1

Rapid Near-Neighbor Interaction of High-dimensional Data via Hierarchical Clustering

no code implementations • 12 Sep 2017 • Nikos Pitsianis, Dimitris Floros, Alexandros-Stavros Iliopoulos, Kostas Mylonakis, Nikos Sismanis, Xiaobai Sun

The method is distinguished by the guiding principle to obtain a profile that is block-sparse with dense blocks.

Clustering Vocal Bursts Intensity Prediction