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Articles

Neural map style transfer exploration with GANs

ORCID Icon, , &
Pages 18-36 | Received 30 Jun 2021, Accepted 16 Jan 2022, Published online: 13 Feb 2022

Figures & data

Figure 1. NST results: old and current map styles to ortho-imagery (Plan (1), Etat-Major (2), Cassini (3)).

Figure 1. NST results: old and current map styles to ortho-imagery (Plan (1), Etat-Major (2), Cassini (3)).

Figure 2. Sampling data. Content image: Ortho-imagery (line 1) & Ortho-imagery with augmented roads (line 2); 4 Map Styles: Plan (line 3), Scan50 (line 4), Etat-Major (line 5), Cassini (line 6), with their specific scale and producing date.

Figure 2. Sampling data. Content image: Ortho-imagery (line 1) & Ortho-imagery with augmented roads (line 2); 4 Map Styles: Plan (line 3), Scan50 (line 4), Etat-Major (line 5), Cassini (line 6), with their specific scale and producing date.

Figure 3. Sampling grid of 3km side.

Figure 3. Sampling grid of 3km side.

Figure 4. Pix2Pix: map style transfer to ortho-imagery (Plan (1), Cassini (2)).

Figure 4. Pix2Pix: map style transfer to ortho-imagery (Plan (1), Cassini (2)).

Figure 5. CycleGAN: old map style transfers to ortho-imagery (Etat-Major (1), Scan50 (2), Cassini (3)).

Figure 5. CycleGAN: old map style transfers to ortho-imagery (Etat-Major (1), Scan50 (2), Cassini (3)).

Figure 6. Map style transfer between ortho-image and Cassini: epoch-per-epoch and smoothed loss functions of the discriminators D_A (Cassini style on ortho-image, red) and D_B (ortho-image on Cassini, green).

Figure 6. Map style transfer between ortho-image and Cassini: epoch-per-epoch and smoothed loss functions of the discriminators D_A (Cassini style on ortho-image, red) and D_B (ortho-image on Cassini, green).

Figure 7. Intermediary Cassini ST -- CycleGAN, at some epochs (D_A) of .

Figure 7. Intermediary Cassini ST -- CycleGAN, at some epochs (D_A) of Figure 6.

Figure 8. Inverse Ortho-image ST to maps (Plan (1), Cassini (2), Etat-Major (3), Scan50 B&W (4)).

Figure 8. Inverse Ortho-image ST to maps (Plan (1), Cassini (2), Etat-Major (3), Scan50 B&W (4)).

Figure 9. Pix2Pix and CycleGAN comparisons.

Figure 9. Pix2Pix and CycleGAN comparisons.