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GPT Image 2.5 vs Nano Banana 2.1: generating and reviewing rust segmentation data

Same prompt. Different rust-mask errors. I compared GPT Image 2.5 Sunburst and Nano Banana 2.1 on eight identical prompts to explore synthetic training data for rust segmentation. Both generated promising samples and masks with missing rust, shifted boundaries or false positives. I then expanded th…

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Timeline · 2 reports

  1. 2026-10-21 10:31 · r/artificial
    GPT Image 2.5 vs Nano Banana 2.1: generating and reviewing rust segmentation data
  2. 2026-10-21 10:29 · r/computervision
    GPT Image 2.5 vs Nano Banana 2.1: generating and reviewing rust segmentation data

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