Subpixel localization of isolated edges and streaks in digital images
DT Renshaw, JA Christian - Journal of Imaging, 2020 - mdpi.com
Many modern sensing systems rely on the accurate extraction of measurement data from
digital images. The localization of edges and streaks in digital images is an important example …
digital images. The localization of edges and streaks in digital images is an important example …
Design and performance of an open-source star tracker algorithm on commercial off-the-shelf cameras and computers
…, R Lovelace, J Christian, D Renshaw… - Annual AAS Guidance …, 2020 - ntrs.nasa.gov
Recent frustration in finding low size, weight, power (SWaP), cost, and lead time star trackers
has driven an internal research and development effort at Johnson Space Center (JSC) in …
has driven an internal research and development effort at Johnson Space Center (JSC) in …
[BOEK][B] Optical Navigation Using Quadrics and Indirect Indexing & Search Methods
DT Renshaw - 2022 - search.proquest.com
Autonomy plays a crucial role in navigation to other celestial bodies and around our own
planet. With steadily increasing demand for radiometric data on an already strained network, …
planet. With steadily increasing demand for radiometric data on an already strained network, …
Hazard detection and avoidance for the nova-c lander
J Getchius, D Renshaw, D Posada… - Proceedings of the 44th …, 2021 - Springer
In early 2022, Intuitive Machines’ NOVA-C Lander will touch down on the lunar surface
becoming the first commercial endeavor to visit a celestial body. NOVA-C will deliver six …
becoming the first commercial endeavor to visit a celestial body. NOVA-C will deliver six …
Solutions and Analysis of Multivariate Polynomial Systems for Geolocation and Initial Orbit Determination
CA Ertl - 2023 - search.proquest.com
With the birth of Space Situational Awareness from the launch of the Russian satellite, Sputnik
I, humanity has found it necessary to develop methods to determine the navigational state …
I, humanity has found it necessary to develop methods to determine the navigational state …
Acidosis maintains the function of brain mitochondria in hypoxia-tolerant triplefin fish: a strategy to survive acute hypoxic exposure?
The vertebrate brain is generally very sensitive to acidosis, so a hypoxia-induced decrease
in pH is likely to have an effect on brain mitochondria (mt). Mitochondrial respiration (JO 2 ) is …
in pH is likely to have an effect on brain mitochondria (mt). Mitochondrial respiration (JO 2 ) is …
Long short-term memory language models with additive morphological features for automatic speech recognition
Models of morphologically rich languages suffer from data sparsity when words are treated
as atomic units. Word-based language models cannot transfer knowledge from common …
as atomic units. Word-based language models cannot transfer knowledge from common …
Yoga Asana sessions increase brain GABA levels: a pilot study
…, DB Terhune, DA Ciraulo, PF Renshaw - The journal of …, 2007 - liebertpub.com
Objectives: The aim of this study was to compare changes in brain γ-aminobutyric (GABA)
levels associated with an acute yoga session versus a reading session. It was hypothesized …
levels associated with an acute yoga session versus a reading session. It was hypothesized …
Rates of incidental findings in brain magnetic resonance imaging in children
Importance Incidental findings (IFs) are unexpected abnormalities discovered during
imaging and can range from normal anatomic variants to findings requiring urgent medical …
imaging and can range from normal anatomic variants to findings requiring urgent medical …
Theano: A Python framework for fast computation of mathematical expressions
Theano is a Python library that allows to define, optimize, and evaluate mathematical expressions
involving multi-dimensional arrays efficiently. Since its introduction, it has been one of …
involving multi-dimensional arrays efficiently. Since its introduction, it has been one of …