Search Results for author: James East

Found 7 papers, 3 papers with code

A deep learning framework for quality assessment and restoration in video endoscopy

no code implementations15 Apr 2019 Sharib Ali, Felix Zhou, Adam Bailey, Barbara Braden, James East, Xin Lu, Jens Rittscher

Given the widespread use of endoscopy in different clinical applications, we contend that the robust and reliable identification of such artifacts and the automated restoration of corrupted video frames is a fundamental medical imaging problem.

Deblurring Image Restoration

Structural aspects of semigroups based on digraphs

1 code implementation4 Apr 2017 James East, Maximilien Gadouleau, James D. Mitchell

The semigroup $\langle D\rangle$ is generated by the idempotent transformations $(a\to b)$ for all arcs $(a, b)$ of $D$.

Combinatorics 20M20

Finite Diagram Semigroups: Extending the Computational Horizon

1 code implementation25 Feb 2015 James East, Attila Egri-Nagy, Andrew R. Francis, James D. Mitchell

Diagram semigroups are interesting algebraic and combinatorial objects, several types of them originating from questions in computer science and in physics.

Group Theory 20M20

Enumerating Transformation Semigroups

1 code implementation2 Mar 2014 James East, Attila Egri-Nagy, James D. Mitchell

As a particular application we use our algorithms to enumerate all transformation semigroups up to degree 4.

Group Theory 20M20

Cannot find the paper you are looking for? You can Submit a new open access paper.