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Record W2059440857 · doi:10.1117/12.2053551

Image quality assessment of 2-chip color camera in comparison with 1-chip color and 3-chip color cameras in various lighting conditions: initial results

2014· article· en· W2059440857 on OpenAlex
Sina Adham Khiabani, Yun Zhang, Fatemeh Fathollahi

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.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
fundA Canadian funder is recorded on the work.

Bibliographic record

VenueProceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2014
Typearticle
Languageen
FieldEngineering
TopicAdvanced Image Fusion Techniques
Canadian institutionsUniversity of New Brunswick
FundersAtlantic Canada Opportunities Agency
KeywordsPanchromatic filmComputer visionArtificial intelligenceColor imageComputer scienceMonochromeCamera auto-calibrationImage sensorCamera moduleSmart cameraMultispectral imageChipImage resolutionThree-CCD cameraColor histogramFalse colorRGB color modelDemosaicingImage processingCamera resectioningImage (mathematics)Telecommunications

Abstract

fetched live from OpenAlex

A 2-chip color camera, named UNB Super-camera, is introduced in this paper. Its image qualities in different lighting conditions are compared with those of a 1-chip color camera and a 3-chip color camera. The 2-chip color camera contains a high resolution monochrome (panchromatic) sensor and a low resolution color sensor. The high resolution color images of the 2-chip color camera are produced through an image fusion technique: UNB pan-sharp, also named FuzeGo. This fusion technique has been widely used to produce high resolution color satellite images from a high resolution panchromatic image and low resolution multispectral (color) image for a decade. Now, the fusion technique is further extended to produce high resolution color still images and video images from a 2-chip color camera. The initial quality assessments of a research project proved that the light sensitivity, image resolution and color quality of the Super-camera (2-chip camera) is obviously better than those of the same generation 1-chip camera. It is also proven that the image quality of the Super-camera is much better than the same generation 3-chip camera when the light is low, such as in a normal room light condition or darker. However, the resolution of the Super-camera is the same as that of the 3- chip camera, these evaluation results suggest the potential of using 2-chip camera to replace 3-chip camera for capturing high quality color images, which is not only able to lower the cost of camera manufacture but also significantly improving the light sensitivity.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

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)0.001
metaresearch head score (Gemma)0.001
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.608
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.001
Open science0.0010.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0000.000

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 head0.015
GPT teacher head0.292
Teacher spread0.277 · 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