FCoT

홈페이지 · 논문 1편

FCoT (Chain‑of‑Thought Segmentation) is replicate the step-by-step reasoning process a human annotator follows when using SAM2 to generate masks. Each example pairs an image with: - A bounding box locating the target object, - A sequence of foreground/background point prompts for refining the mask, - Natural language explanations (chain‑of‑thought) generated by Gemini‑2.5‑Pro summarizing the annotation process.