AQC0776 | NAN-COL000178

Nanopublication — Computational Image Analysis - AQC0776

Db Major - Research on Harmony - Variation 9

Claim 1: Computational Image Analysis - AQC0776

Analysis record: Db Major - Research on Harmony - Variation 9 (AQC0776) [1] by Arnaud Quercy [2], per IDS-CMP-2025 [3]. Method: k-means. Parameters: 10 colors. Metrics: color distribution, texture, brightness, spatial patterns. Completed: 2025-10-03.

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: 2307x3460 pixels. Analysis date: 2025-10-03.

A) Color Analysis

Rank Color Hex % Family Name
1 529DAA 18.3 blue-green cadetblue
2 BA658B 18.1 red dusty mauve
3 19162C 17.1 violet very dark purple
4 5FACBF 15.6 blue-green mediumaquamarine
5 D277A1 14.7 red palevioletred
6 2F89C6 6.1 blue-violet grayish purple
7 922745 4.3 red brown
8 3E3C41 3.1 gray dusty mauve
9 1C57A9 1.7 blue-violet darkslateblue
10 CBC4B9 1.0 yellow-orange silver
11 636D46 0.3 yellow-green dark brown [Accent]
12 3F030E 0.3 red-orange very dark red [Accent]
13 E5E0D1 0.3 yellow gainsboro [Accent]
14 1E4962 0.3 blue grayish purple [Accent]

Color Families:

Family %
red 37.2
blue-green 33.8
violet 17.1
blue-violet 7.8
gray 3.1
yellow-orange 1.0
yellow-green 0.3
red-orange 0.3
yellow 0.3
blue 0.3

Accent Colors:

Hex Family Name Chroma
636D46 yellow-green dark brown 22.8
3F030E red-orange very dark red 29.7
E5E0D1 yellow gainsboro 8.1
1E4962 blue grayish purple 19.9

B) Texture Analysis

Metric Value
Global Roughness 0.184
Mean Local Roughness 0.009
Roughness Uniformity 0.009
Edge Density 0.023
Mean Gradient Magnitude 0.1
Gradient Variance 0.018
Gradient Smoothness 0.0
Directional Coherence 0.027
Pattern Complexity 0.115
Pattern Repetition 1.0
Detail Frequency Ratio 0.564
Spatial Variation 0.132
Texture Consistency 0.373

C) Brightness & Contrast Analysis

Metric Value
Mean Brightness 0.45
Brightness Variance 0.184
Brightness Uniformity 0.591
Brightness Skewness -1.028
Brightness Entropy 6.702
Rms Contrast 0.184
Michelson Contrast 1.0
Weber Contrast 0.825
Mean Local Contrast 0.012
Contrast Uniformity 0.012
Dynamic Range 1.0
Effective Dynamic Range 0.541
Shadow Percentage 24.439
Midtone Percentage 73.676
Highlight Percentage 1.885
Shadow Clipping 0.001
Highlight Clipping 0.0
Tonal Balance 0.0
Fine Contrast 0.004
Medium Contrast 0.014
Coarse Contrast 0.03
Multiscale Contrast Ratio 0.15
Edge Contrast 0.1
Contrast Clustering 0.627

D) Spatial Distribution Analysis

Metric Value
Spatial Coherence 0.779
Color Clustering 0.555
Color Transition Smoothness 0.735
Transition Uniformity 0.863
Sharp Transition Ratio 0.1
Transition Directionality 0.034
Mean Saturation 0.504
Saturation Variance 0.024
Low Saturation Ratio 0.086
Medium Saturation Ratio 0.774
High Saturation Ratio 0.14
Saturation Clustering 1.0
Hue Concentration 0.418
Complementary Balance 0.005
Analogous Dominance 0.563
Temperature Bias -0.056

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). Db Major - Research on Harmony - Variation 9 - Catalogue Raisonné. https://arnaudquercy.art/en/catalogue-raisonne/AQC0776.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)

63e485c717fa48c6b00ecdf2370dc0b8be9a5414922d6d855df7dcd3a1f0cd89

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