Scott Davidoff
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View article: Redox-driven mineral and organic associations in Jezero Crater, Mars
Redox-driven mineral and organic associations in Jezero Crater, Mars Open
The Perseverance rover has explored and sampled igneous and sedimentary rocks within Jezero Crater to characterize early Martian geological processes and habitability and search for potential biosignatures1-7. Upon entering Neretva Vallis,…
View article: Interactive Visual Analytics of Carbon Cycle Science
Interactive Visual Analytics of Carbon Cycle Science Open
Tracking the flow of carbon (C) through the Earth’s terrestrial biosphere remains a major challenge to understanding how ecosystems respond to environmental change . To build an understanding of this flow, researchers have recently develop…
View article: Visualizing Climate Model Outputs with CliMAScope
Visualizing Climate Model Outputs with CliMAScope Open
With the increasing complexity and diversity of climate models, climate scientists often turn to multiple tools to understand and assess relationships between observations and model output. To explore ways to overcome that workflow complex…
View article: In situ evidence for serpentinization within the Máaz formation, Jezero crater, Mars
In situ evidence for serpentinization within the Máaz formation, Jezero crater, Mars Open
As both a source of atmospheric H 2 and a sink for liquid water, the serpentinization of olivine-bearing rocks is widely thought to have influenced the long-term evolution of the early martian atmosphere and hydrosphere. However, the mecha…
View article: In situ crystallographic mapping constrains sulfate precipitation and timing in Jezero crater, Mars
In situ crystallographic mapping constrains sulfate precipitation and timing in Jezero crater, Mars Open
Late-stage Ca-sulfate–filled fractures are common on Mars. Notably, the Shenandoah formation in the western edge of Jezero crater preserves a variety of Ca-sulfate minerals in the fine-grained siliciclastic rocks explored by the Perseveran…
View article: THE DETECTION OF A POTENTIAL BIOSIGNATURE BY THE PERSEVERANCE ROVER ON MARS
THE DETECTION OF A POTENTIAL BIOSIGNATURE BY THE PERSEVERANCE ROVER ON MARS Open
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View article: In-situ crystallographic mapping constrains sulfate deposition and timing in Jezero crater, Mars
In-situ crystallographic mapping constrains sulfate deposition and timing in Jezero crater, Mars Open
Late-stage Ca-sulfate-filled fractures are common on Mars. Notably, the Shenandoah formation in the western edge of Jezero crater preserves a variety of Ca-sulfate minerals in the fine-grained siliciclastic rocks explored by the Perseveran…
View article: Nested Fusion: A Method for Learning High Resolution Latent Structure of Multi-Scale Measurement Data on Mars
Nested Fusion: A Method for Learning High Resolution Latent Structure of Multi-Scale Measurement Data on Mars Open
The Mars Perseverance Rover represents a generational change in the scale of\nmeasurements that can be taken on Mars, however this increased resolution\nintroduces new challenges for techniques in exploratory data analysis. The\nmultiple d…
View article: Opening the Black Box of 3D Reconstruction Error Analysis with VECTOR
Opening the Black Box of 3D Reconstruction Error Analysis with VECTOR Open
Reconstruction of 3D scenes from 2D images is a technical challenge that impacts domains from Earth and planetary sciences and space exploration to augmented and virtual reality. Typically, reconstruction algorithms first identify common f…
View article: In-situ mapping of monocrystalline regions on Mars
In-situ mapping of monocrystalline regions on Mars Open
Elemental quantification instruments for planetary missions provide a capability for in-situ identification of mineral phases via stoichiometry, an essential step in petrological investigations. X-ray fluorescence (XRF) has been employed f…
View article: DeepSee: Multidimensional Visualizations of Seabed Ecosystems
DeepSee: Multidimensional Visualizations of Seabed Ecosystems Open
Scientists studying deep ocean microbial ecosystems use limited numbers of sediment samples collected from the seafloor to characterize important life-sustaining biogeochemical cycles in the environment. Yet conducting fieldwork to sample …
View article: Lessons from the Development of an Anomaly Detection Interface on the Mars Perseverance Rover using the ISHMAP Framework
Lessons from the Development of an Anomaly Detection Interface on the Mars Perseverance Rover using the ISHMAP Framework Open
While anomaly detection stands among the most important and valuable problems\nacross many scientific domains, anomaly detection research often focuses on AI\nmethods that can lack the nuance and interpretability so critical to conducting\…
View article: Cinematic Techniques in Narrative Visualization
Cinematic Techniques in Narrative Visualization Open
The many genres of narrative visualization (e.g. data comics, data videos) each offer a unique set of affordances and constraints. To better understand a genre that we call cinematic visualizations-3D visualizations that make highly delibe…
View article: Alteration history of Séítah formation rocks inferred by PIXL x-ray fluorescence, x-ray diffraction, and multispectral imaging on Mars
Alteration history of Séítah formation rocks inferred by PIXL x-ray fluorescence, x-ray diffraction, and multispectral imaging on Mars Open
Collocated crystal sizes and mineral identities are critical for interpreting textural relationships in rocks and testing geological hypotheses, but it has been previously impossible to unambiguously constrain these properties using in sit…
View article: JPL/Caltech ArtCenter
JPL/Caltech ArtCenter Open
Data visualization frequently provides audiences with novel semantic and computational presentations. How does a multifaceted team expand this scope by harnessing the power of visualization as a tool to think with? The NASA JPL/Caltech/ Ar…
View article: An olivine cumulate outcrop on the floor of Jezero crater, Mars
An olivine cumulate outcrop on the floor of Jezero crater, Mars Open
The geological units on the floor of Jezero crater, Mars, are part of a wider regional stratigraphy of olivine-rich rocks, which extends well beyond the crater. We investigated the petrology of olivine and carbonate-bearing rocks of the Sé…
View article: SpaceCHI 2.0: Advancing Human-Computer Interaction Systems for Space Exploration
SpaceCHI 2.0: Advancing Human-Computer Interaction Systems for Space Exploration Open
We are now entering the new space age! In 2021, for the first time in history that there is civilian crew in space, demonstrating the next frontier of human space exploration that will not be restricted to highly trained astronauts but wil…
View article: Operations for Autonomous Spacecraft
Operations for Autonomous Spacecraft Open
Onboard autonomy technologies such as planning and scheduling, identification of scientific targets, and content-based data summarization, will lead to exciting new space science missions. However, the challenge of operating missions with …
View article: Trust in Collaborative Automation in High Stakes Software Engineering Work: A Case Study at NASA
Trust in Collaborative Automation in High Stakes Software Engineering Work: A Case Study at NASA Open
The amount of autonomy in software engineering tools is increasing as developers build increasingly complex systems. We study factors influencing software engineers' trust in an autonomous tool situated in a high stakes workplace, because …
View article: PIXLISE-C: Exploring The Data Analysis Needs of NASA Scientists for Mineral Identification
PIXLISE-C: Exploring The Data Analysis Needs of NASA Scientists for Mineral Identification Open
NASA JPL scientists working on the micro x-ray fluorescence (microXRF) spectroscopy data collected from Mars surface perform data analysis to look for signs of past microbial life on Mars. Their data analysis workflow mainly involves ident…
View article: The PIXL Instrument on the Mars 2020 Perseverance Rover
The PIXL Instrument on the Mars 2020 Perseverance Rover Open
The Planetary Instrument for X-ray Lithochemistry (PIXL) is a micro-focus X-ray fluorescence spectrometer mounted on the robotic arm of NASA's Perseverance rover. PIXL will acquire high spatial resolution observations of rock and soil chem…
View article: A Visual Analytics Approach to Debugging Cooperative, Autonomous Multi-Robot Systems' Worldviews
A Visual Analytics Approach to Debugging Cooperative, Autonomous Multi-Robot Systems' Worldviews Open
Autonomous multi-robot systems, where a team of robots shares information to perform tasks that are beyond an individual robot's abilities, hold great promise for a number of applications, such as planetary exploration missions. Each robot…
View article: Smart Homes, Families, and Control
Smart Homes, Families, and Control Open
For many years technology researchers have promised a smart home that will provide the appropriate assistance to improve human experience. While technology researchers have focused on how people can control devices in their homes, our ethn…
View article: The Architecture of the LISA Science Analysis
The Architecture of the LISA Science Analysis Open
The space-based gravitational-wave (henceforth, GW!) observatory LISA (Amaro-Seoane et al., 2017) will o˙er unparalleled science returns, including a view of massive black hole mergers up to high redshifts, precision tests of general relat…