AQC0670 | NAN-COL000280

Nanopublication — Computational Image Analysis - AQC0670

C minor - Research on Harmony - Variation 4

Claim 1: Computational Image Analysis - AQC0670

The artwork C minor - Research on Harmony - Variation 4 (AQC0670) [1] by Arnaud Quercy [2] underwent comprehensive computational analysis [3] on 2025-10-03. Method: k-means clustering with 10 colors extracted. Metrics documented: color distribution, texture analysis, brightness/contrast, spatial patterns.

Context

Analysis performed according to IDS-CMP-2025 [3] includes four metric categories: (a) Color distribution via k-means (10 colors), (b) Texture analysis using Haralick features, (c) Brightness and contrast measurements, (d) Spatial pattern characterization. Source image: 2383x3575 pixels. Analysis date: 2025-10-03.

A) Color Analysis

Rank Color Hex % Family Name
1 D2D5DB 23.5 white lightgray
2 C1BDCD 13.8 violet silver
3 C6805A 13.3 orange peru
4 D09879 12.8 orange darksalmon
5 D6B19C 10.5 orange tan
6 B3633D 8.4 orange burnt sienna
7 766B97 4.8 violet dusty mauve
8 5A4D6C 4.8 violet dusty mauve
9 A6A0B7 4.3 violet steel gray
10 393138 3.9 red-violet dusty mauve
11 AFCFF5 0.3 blue-violet lightblue [Accent]
12 3D1D18 0.3 red-orange very dark red [Accent]
13 94757A 0.3 red gray [Accent]

Color Families:

Family %
orange 44.9
violet 27.7
white 23.5
red-violet 3.9
blue-violet 0.3
red-orange 0.3
red 0.3

Accent Colors:

Hex Family Name Chroma
AFCFF5 blue-violet lightblue 22.1
3D1D18 red-orange very dark red 18.0
94757A red gray 13.2

B) Texture Analysis

Metric Value
Global Roughness 0.172
Mean Local Roughness 0.022
Roughness Uniformity 0.019
Edge Density 0.122
Mean Gradient Magnitude 0.18
Gradient Variance 0.046
Gradient Smoothness 0.0
Directional Coherence 0.013
Pattern Complexity 0.122
Pattern Repetition 1.0
Detail Frequency Ratio 0.619
Spatial Variation 0.104
Texture Consistency 0.647

C) Brightness & Contrast Analysis

Metric Value
Mean Brightness 0.649
Brightness Variance 0.172
Brightness Uniformity 0.735
Brightness Skewness -0.855
Brightness Entropy 7.234
Rms Contrast 0.172
Michelson Contrast 1.0
Weber Contrast 0.519
Mean Local Contrast 0.024
Contrast Uniformity 0.171
Dynamic Range 1.0
Effective Dynamic Range 0.557
Shadow Percentage 6.233
Midtone Percentage 39.86
Highlight Percentage 53.907
Shadow Clipping 0.0
Highlight Clipping 0.0
Tonal Balance 0.0
Fine Contrast 0.013
Medium Contrast 0.029
Coarse Contrast 0.044
Multiscale Contrast Ratio 0.287
Edge Contrast 0.18
Contrast Clustering 0.353

D) Spatial Distribution Analysis

Metric Value
Spatial Coherence 0.753
Color Clustering 0.63
Color Transition Smoothness 0.547
Transition Uniformity 0.69
Sharp Transition Ratio 0.1
Transition Directionality 0.018
Mean Saturation 0.28
Saturation Variance 0.046
Low Saturation Ratio 0.559
Medium Saturation Ratio 0.418
High Saturation Ratio 0.023
Saturation Clustering 1.0
Hue Concentration 0.727
Complementary Balance 0.007
Analogous Dominance 0.831
Temperature Bias 0.808

Methodology

This analysis employs standardized computational methods for objective image characterization. Color extraction uses k-means clustering algorithm. Texture analysis applies Haralick feature extraction. Brightness metrics include mean, variance, and distribution analysis. Spatial patterns are characterized through coherence and clustering measurements. All methods are deterministic and reproducible. Analysis performed by Ideamorphic Studies' computational imaging systems.

References

  1. [1] Quercy, A. (2024). C minor - Research on Harmony - Variation 4 - Catalogue Raisonné. https://arnaudquercy.art/en/catalogue-raisonne/AQC0670.html
  2. [2] Quercy, A. (2025). ORCID https://orcid.org/0009-0000-2662-7790
  3. [3] Quercy, A. (2026). Computational Image Analysis Standard. https://ideamorphism.org/en/measurements/2025/09/ids-cmp-2025-computational-image-analysis-standard-5dq9.html

Epistemic profile

Claim typecomputational analysis
Voicethird person
Epistemic statusempirical measurement
Methodologycomputational analysis
Certaintyhigh

Checksum (SHA-256)

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