typed op• 데이터 종류: qimage → qimage
• 호출: fullseye.apply(img, "tb_quat_normalize_image", a=0.5, b=0.5)(2-D 는 이미지 1 장 + 스칼라 노브 2 개 a,b∈[0,1] 모델)
픽셀별로 단위 크기(unit modulus)로 정규화. → (H, W, 4).
> 아래 상세 설명은 원문입니다 —— 요약과 제목은 번역되어 있습니다.
Fail-closed on a zero pixel. A quaternion image routinely contains exact
zeros — a black pixel is `(0,0,0,0)` — so the case is not hypothetical, and
a zero quaternion has no direction to normalise towards. It is refused by
name, with the count and the first offending pixel's row and column in the
message, rather than divided by `norm + eps`: that idiom returns zero, and
a zero used as a rotor becomes the identity rotation with no exception
and no NaN to mark it. (`pose_quat.quat_normalize` did exactly that until
2026-09-01 and now fail-closes too; see :func:quat_color_rotate.)
Raises `ValueError`: any pixel has modulus 0.
Typed bridge of the quat op `quat_normalize_image into the 2-D evolution registry: the same implementation, called under the op(v, a, b) convention. This op has no tunable parameter; a and b` are unused.
• 샘플 데이터 카탈로그(DL URL / 라이선스) —— 2-D 는 skimage.data(BSD/public)+ 합성, 3-D 는 실데이터 소스(Stanford/PDS 등)의 DL URL.
• 연산자의 내력·참고문헌 —— 이 연산자 족의 바탕이 된 연구/기법의 출처.
• (아직 없음)
qimage 를 입력으로 받는 것)identity · tb_quaternion_to_rgb · tb_quat_norm · tb_quat_conjugate_image · tb_monogenic_amplitude · tb_monogenic_phase · tb_monogenic_orientation · tb_quat_color_rotate
typed)tb_points_to_voxel · tb_estimate_point_normals · tb_iss_keypoints · tb_angle_3points · tb_project_points · tb_render_point_depth · tb_statistical_outlier_removal · tb_radius_outlier_removal
*Provenance: ops.py — 2D 연산자 레지스트리. 이 op 노트는 tools/opdocs.py md 가 자동 생성합니다(직접 편집하지 마세요).*
© 2026 Kazufumi Furuse — Fullseye operator documentation. Licensed under Apache-2.0.