Search Results for author: Mark Cheung

Found 6 papers, 2 papers with code

Graph Signal Processing and Deep Learning: Convolution, Pooling, and Topology

no code implementations4 Aug 2020 Mark Cheung, John Shi, Oren Wright, Lavender Y. Jiang, Xujin Liu, José M. F. Moura

Deep learning, particularly convolutional neural networks (CNNs), have yielded rapid, significant improvements in computer vision and related domains.

Pooling in Graph Convolutional Neural Networks

no code implementations7 Apr 2020 Mark Cheung, John Shi, Lavender Yao Jiang, Oren Wright, José M. F. Moura

Graph convolutional neural networks (GCNNs) are a powerful extension of deep learning techniques to graph-structured data problems.

General Classification Graph Classification

Using U-Nets to Create High-Fidelity Virtual Observations of the Solar Corona

1 code implementation10 Nov 2019 Valentina Salvatelli, Souvik Bose, Brad Neuberg, Luiz F. G. dos Santos, Mark Cheung, Miho Janvier, Atilim Gunes Baydin, Yarin Gal, Meng Jin

The synergy between machine learning and this enormous amount of data has the potential, still largely unexploited, to advance our understanding of the Sun and extend the capabilities of heliophysics missions.

Image-to-Image Translation Synthetic Data Generation +1

Auto-Calibration of Remote Sensing Solar Telescopes with Deep Learning

2 code implementations10 Nov 2019 Brad Neuberg, Souvik Bose, Valentina Salvatelli, Luiz F. G. dos Santos, Mark Cheung, Miho Janvier, Atilim Gunes Baydin, Yarin Gal, Meng Jin

As a part of NASA's Heliophysics System Observatory (HSO) fleet of satellites, the Solar Dynamics Observatory (SDO) has continuously monitored the Sun since2010.

Contrastive Structured Anomaly Detection for Gaussian Graphical Models

no code implementations2 May 2016 Abhinav Maurya, Mark Cheung

In order to detect structural anomalies in a GGM, we consider the problem of estimating changes in the precision matrix of the corresponding Gaussian distribution.

Anomaly Detection

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