Search Results for author: Stephen Marshall

Found 5 papers, 1 papers with code

Hyperspectral Lightcurve Inversion for Attitude Determination

no code implementations19 Dec 2023 Simão da Graça Marto, Massimiliano Vasile, Andrew Campbell, Paul Murray, Stephen Marshall, Vasili Savitski

The theoretical and practical aspects of this task are investigated, and the methodology is tested on synthetic data.

Time Series

Space Object Identification and Classification from Hyperspectral Material Analysis

no code implementations14 Aug 2023 Massimiliano Vasile, Lewis Walker, Andrew Campbell, Simao Marto, Paul Murray, Stephen Marshall, Vasili Savitski

Two techniques are used for material identification and classification: one based on machine learning and the other based on a least square match with a library of known spectra.

Classification Material Classification +1

Operational Neural Networks for Parameter-Efficient Hyperspectral Single-Image Super-Resolution

1 code implementation29 Mar 2023 Alexander Ulrichsen, Paul Murray, Stephen Marshall, Moncef Gabbouj, Serkan Kiranyaz, Mehmet Yamac, Nour Aburaed

This work focuses on extending the convolutional filters of a popular super-resolution model to more powerful operational filters to enhance the model performance on hyperspectral images.

Image Super-Resolution

Compressive Sampling Using a Pushframe Camera

no code implementations27 Apr 2021 Stuart Bennett, Yoann Noblet, Paul F. Griffin, Paul Murray, Stephen Marshall, John Jeffers, Daniel Oi

The recently described pushframe imager, a parallelized single pixel camera capturing with a pushbroom-like motion, is intrinsically suited to both remote-sensing and compressive sampling.

Activation Functions: Comparison of trends in Practice and Research for Deep Learning

no code implementations8 Nov 2018 Chigozie Nwankpa, Winifred Ijomah, Anthony Gachagan, Stephen Marshall

Deep neural networks have been successfully used in diverse emerging domains to solve real world complex problems with may more deep learning(DL) architectures, being developed to date.

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