Canon PowerShot G9 X Mark II
Response
- red (R)
- green (G)
- blue (B)
Astro mode
Emission-line overlay on the active single-profile plot. Values are the source's own native samples (or a labelled linear interpolation).
About this spectrum5 notes
- Warning: Response scope is unknown; do not interpret this response as a bare-sensor measurement. Dataset interpretation
- Warning: Physical configuration is not documented; the response cannot be assigned to a confirmed optical configuration. Dataset interpretation
- Warning: Estimated response; not a primary measurement. Sources and attribution
- Warning: Normalization is unknown; amplitude comparisons are not established. Dataset interpretation
- Warning: Uncertainty is not documented. Missing uncertainty does not mean zero uncertainty. Dataset interpretation
Source & details
- Source category: estimated
- Estimated response: not a primary measurement (e.g. diffraction-grating closed-form recovery, model prediction). Independent of profile_type and quality/confidence grades.
- Type: estimated
- Estimated response, not a direct measurement; quality and confidence are assessed separately.
- Quality: unassessed
- Quality has not been assessed; no grade is inferred. Canonical release: no per-leaf scientific-quality assessment is asserted; the source-side claim is preserved verbatim.
- Confidence: unassessed
- Confidence has not been assessed; no confidence level is inferred. Canonical release: no claim about the per-leaf measurement precision is asserted; the upstream 'as is' wording (where present) is preserved.
- Author
- Solomatov
- Source
- Solomatov & Akkaynak, ICCP 2023, 'Spectral Sensitivity Estimation Without a Camera' (link)
- Source category
estimated(estimated response; not a primary measurement)- Methodology
- Solomatov & Akkaynak, ICCP 2023, 'Spectral Sensitivity Estimation Without a Camera' — model output.
- As-is
- Samples rendered verbatim: no smoothing, no interpolation, no zero-padding, no gap bridging in the browser. Documented null sparse cells render as visible gaps.
- Optical configuration
cfg-prf-solomatov-pred-canon-powershot-g9-x-mark-ii-b9c11b84f59c(unknown) — unknown- Normalisation
- unknown (original: unknown)
- Response unit / scale
unknown/unknown- Sample count
- 31 samples from 400–700 nm, Δ 10 nm
- Profile ID
prf-solomatov-pred-canon-powershot-g9-x-mark-ii-b9c11b84f59c@1- Profile checksum
sha256:53ef0cb196748af4…- Processing
- source_column=predicted-Canon-PowerShot-G9-X-Mark-II.csv
- Scientific notes
- Canonical release: native grid and native R/G/B samples are preserved verbatim; sparse cells (wavelengths absent in the upstream CSV / JSON) are preserved as null; the parser never invents a value.
- Citation
- Solomatov & Akkaynak, ICCP 2023, 'Spectral Sensitivity Estimation Without a Camera', data/predictions/.
- Known limitations
- source_category=estimated
- permission_status is 'unknown' on the canonical License record (no independent operational clearance granted).
Graph tools
Inspect, zoom, export, and share the current chart. Native samples only — no interpolation, no averaging.
Channels
Zoom (nm)
Camera specifications
- Sensor type
- CMOS
- Sensor format
- Unknown
- Sensor size
- 13.2 x 8.8 mm
- Effective megapixels
- 20.2 MP
- Resolution
- Unknown
- Lens mount
- Unknown
- Release year
- 2017
Specification sources
Body specifications drawn from cited reference sources, distinct from the measured spectral response curves below.
Source: Dataset commit 374a630bac7847f851b3746e82aa528262ef0b5c Dataset: CameraDatabase (unknown)
Data details
- Dataset version
recovered-2026-09-29-all-available-with-ie-202404- Manifest digest
8f960e18d6c9dbef…- Manifest schema
0.1.0-draft- Release kind
full- Linked profiles / sessions
- 1 profile revision
Raw samples (R/G/B at native wavelengths)
prf-solomatov-pred-canon-powershot-g9-x-mark-ii-b9c11b84f59c(revision 1)Raw samples for prf-solomatov-pred-canon-powershot-g9-x-mark-ii-b9c11b84f59c (revision 1): R/G/B response at native wavelengths. λ (nm) R G B 400 0.0032847093 0.0046677883 0.012401516 410 0.005924275 0.007911188 0.030841732 420 0.0064877262 0.015176801 0.073199436 430 0.0000021900967 0.02461592 0.123813905 440 0.0000018339875 0.034434777 0.15745747 450 0.0025311357 0.04269588 0.17997018 460 0.009100323 0.055721547 0.19721858 470 0.01602522 0.081410445 0.19986494 480 0.025857009 0.11401213 0.18901676 490 0.026193067 0.14615014 0.1629796 500 0.02256987 0.18407223 0.1272628 510 0.018606786 0.22796051 0.09292891 520 0.015525977 0.2583521 0.06288303 530 0.008194835 0.26891047 0.042603478 540 0.0000064291976 0.26446757 0.033525415 550 0.000017022347 0.24880058 0.027077848 560 0.007868397 0.22422984 0.02455659 570 0.06589384 0.18865776 0.023698218 580 0.15659513 0.14783047 0.022518195 590 0.2020069 0.10962139 0.016805146 600 0.19559309 0.077449754 0.010501928 610 0.17585833 0.053724743 0.004725262 620 0.1507171 0.03907922 0.0010324566 630 0.12974168 0.027451972 4.921369e-7 640 0.109382086 0.018372782 0.0000016679076 650 0.0886812 0.0111811 0.000019898944 660 0.069476716 0.0077671395 0.0000031935392 670 0.04697504 0.0036721004 0.0000052115383 680 0.026554883 0.001380665 0.0000010497665 690 0.009506514 0.0019440181 0.000013037866 700 0.007132856 0.0009769918 0.000026413762