250201 1L2L0X0I_K2710.KTS/YEalHIN.KTS http://color.li.tu-berlin.de/ieas.htm or http://farbe.li.tu-berlin.de/ieas.htm

For links to the Section 2, Chapter I Output linearization of visual data for scaling and thresholds (2025b) , under work, see
For this image page with 10 colour series, see ieas in English, igas in German.
For the previous image page, see iezs in English, igzs in German.
For the next image page, see iebs in English, igbs in German.
For the first image page of the previous chapter G, see heas in English, hgas in German.
For the first image page of the next chapter I (under work), see jeas in English, jgas in German.

Content list of chapter I (under work): iea_i in English or iga_i in German.
Summary of chapter I: iea_s in English or iga_s in German.
For the large image page of chapter I with 260 colour series, see ie2s in English or ig2s in German.

Section 2, Chapter I
Output linearization of visual data for scaling and thresholds (2025b), Image part ieas

Title: Equally spaced 9 step grey scales according to ISO 9241-306:2018 for four display reflections
Yref=4, 2, 1, and 100.
ISO-flower motif as pdf file and reproduction problems in the HDR range according to ISO/TS 22028-5
1. Introduction and goals.
2. Lightness and tristimulus value ranges between black N and white W.
3. Lightness ranges of delta L*N to L*W: CIELAB,W: 23_100, TUBLOG,U: -50_+50, TUBsRGB,W: 24_100.
4. Tristimulues value range of delta YN to YW: 4_100.
5. Image quality with regularity index g* according to ISO/IEC 15775:2022, annex G.
6. ISO-folower motif according to IS0 9241-306:2018 and ISO/IEC 15775:2022/
7. Discussion of the gamma and professional linearization.

The following ten pages iea0 to iea9 of this chapter
show the content with links to the single figures in up to six formats.


Figure iea0l0n1.jpg: Output in format A6 of the file iea0l0np.pdf, see
iea0l0n1. ps / txt / pdf / jpg

iea0: TUB-test chart iea0; Receptor responses and lightness;
Lightness L*TUBLOG,W, L*CIELAB, L*IECsRGB;
theoretical and visual metric for SDR and HDR



Figure iea1l0n1.jpg: Output in format A6 of the file iea1l0np.pdf, see
iea1l0n1. ps / txt / pdf / jpg

iea1: TUB-test chart iea1; CIELAB spaced 9 step grey scales
for four display reflections Yref=4, 1, 2, 100
L*N=23,7 or YN=4 and L*W=100 or YW=100, normalisation: white W



Figure iea2l0n1.jpg: Output in format A6 of the file iea2l0np.pdf, see
iea2l0n1. ps / txt / pdf / jpg

iea2: TUB-test chart iea2; CIELAB spaced 9 step grey scales
for four display reflections Yref=4, 1, 2, 100
L*N=23,7 or YN=4 and L*W=100 or YW=100, normalisation: grey U



Figure iea3l0n1.jpg: Output in format A6 of the file iea3l0np.pdf, see
iea3l0n1. ps / txt / pdf / jpg

iea3: TUB-test chart iea3; TUBLOG,Ua spaced 9 step grey scales
for four display reflections Yref=4, 1, 2, 100
L*N=-50 or YN=4 and L*W=50 or YW=100, normalisation: white W



Figure iea4l0n1.jpg: Output in format A6 of the file iea4l0np.pdf, see
iea4l0n1. ps / txt / pdf / jpg

iea4: TUB-test chart iea4; TUBLOG,Ua spaced 9 step grey scales
for four display reflections Yref=4, 1, 2, 100
L*N=-50 or YN=4 and L*W=50 or YW=100, normalisation: grey U



Figure iea5l0n1.jpg: Output in format A6 of the file iea5l0np.pdf, see
iea5l0n1. ps / txt / pdf / jpg

iea5: TUB-test chart iea5; TUBsRGB,W spaced 9 step grey scales
for four display reflections Yref=4, 1, 2, 100
L*N=24,7 or YN=4 and L*W=100 or YW=100, normalisation: white W



Figure iea6l0n1.jpg: Output in format A6 of the file iea6l0np.pdf, see
iea6l0n1. ps / txt / pdf / jpg

iea6: TUB-test chart iea6; TUBsRGB,W spaced 9 step grey scales
for four display reflections Yref=4, 1, 2, 100
L*N=24,7 or YN=4 and L*W=100 or YW=100, normalisation: grey U



Figure iea7l0n1.jpg: Output in format A6 of the file iea7l0np.pdf, see
iea7l0n1. ps / txt / pdf / jpg

iea7: TUB-test chart iea7; adjacent and separate grey colours
Evaluation (e) of scaling, g(rel)=0,67; output linearization
and threshold for colour series Black N - White W



Figure iea8l0n1.jpg: Output in format A6 of the file iea8l0np.pdf, see
iea8l0n1. ps / txt / pdf / jpg

iea8: TUB-test chart iea8; 5&9&16 steps P2-W and W-N, with image,
Flower motif range W-N for SDR displays in pixel graphics,
display reflection according to ISO 9241-306, g_rel=1,000



Figure iea9l0n1.jpg: Output in format A6 of the file iea9l0np.pdf, see
iea9l0n1. ps / txt / pdf / jpg

iea9: TUB-test chart iea9; 5&9&16 steps P2-W and W-N, with image,
Flower image range P2_N for HDR displays in pixel graphics,
display reflection according to ISO 9241-306, g_rel=1,000

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For the archive information (2000-2009) of the BAM server "www.ps.bam.de" (2000-2018)
about colour test charts, colorimetric calculations, standards, and publications, see
indexAE.html in English, indexAG.html in German.

Back to the main page of this TUB web site (NOT archive), see index.html in English, indexDE.html in German.