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Record W4231984903 · doi:10.1109/igarss.2014.6946713

Sentinel-1 Mission operations concept

2014· article· en· W4231984903 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

aboutThe title or abstract carries a Canadian signal from the geographic lexicon.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
TopicSpacecraft Design and Technology
Canadian institutionsnot available
Fundersnot available
KeywordsCopernicusGround segmentConstellationSatelliteRemote sensingEarth observationSatellite constellationComputer scienceSynthetic aperture radarSpace researchEnvironmental scienceSystems engineeringAerospace engineeringGeologyEngineeringPhysicsAstrobiology

Abstract

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As part of the European Copernicus programme (formerly Global Monitoring for Environment and Security — GMES), the Sentinel-1 mission, based on a constellation of two SAR satellites, will ensure continuity of C-band SAR observations, building on ESA's and Canada's heritage on satellite SAR systems (ERS, ENVISAT and RADARSAT). 2014 marks the launch of the first Sentinel-1 satellite, which took place from Kourou on 3 <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">rd</sup> April on a Soyuz launcher. The Sentinel-1 mission operations concept follows the overall Copernicus Space Component operations concept. The mission will be operated based on stable and predefined observation scenarios and associated systematic production schemes. During the Full Operations Capacity of the mission, the observation plans will make optimum use of the maximum SAR duty cycle within the technical constraints of the overall system, with the main objective of satisfying the observation requirements from the Copernicus services and for use by ESA and EU Member States. In addition, a secondary objective is to some extent ensure the continuity of ERS/ENVISAT SAR data exploitation, including in particular the requirements from the scientific communities. For programmatic and technical reasons, a so-called Ramp-Up operations phase has been defined, during which the capacity of the overall system, including the ground segment, will progressively increase, together with the gradual release of the operationally qualified products. The Ramp-Up phase will lead to the Full Operational Capacity of the system with the two-satellite constellation in orbit. The process of collecting the Sentinel-1 observation needs and deriving the baseline observation scenarios is described in the paper at high level. An overview of the main types of services and applications to be supported by Sentinel-1 and the category and sources of observation requirements is provided. The resulting observation plans for the first months of operations are described at high level.

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Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.869
Threshold uncertainty score0.625

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.007
GPT teacher head0.208
Teacher spread0.201 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Quick stats

Citations46
Published2014
Admission routes1
Has abstractyes

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