xsitk_minmax_curv_flow — 2D extra op

• Data kinds: image → image

• Call: fullseye.apply(img, "xsitk_minmax_curv_flow", a=0.5, b=0.5) (the 2-D model is one image plus two scalar knobs a,b∈[0,1])

Usage

Min/Max curvature flow smoothing (SimpleITK `MinMaxCurvatureFlow`). A variant of the same curvature flow as xsitk_curvature_flow that adds a decision based on the local minimum/maximum, smoothing while filling in small holes and speckle noise.

> The detailed description below is the original text — the summary and the headings are translated.

`a は反復回数(1〜9 回)、b はステンシル半径(1+int(b*2)` で 1〜3、判定に使う近傍の広さ)を振る。時間刻みは 0.0625 固定。出力は [0,1] にクリップ。

Detailed usage guide

• gallery2d_color_artistic family guide

References (sample data, literature)

• Sample-data catalog (download URLs / licences) — 2-D uses skimage.data (BSD/public domain) plus synthetic images; 3-D lists download URLs for real data sources (Stanford, PDS, …).

• Operator provenance and references — the sources of the research/methods this op family came from.

• The canonical algorithm (author, year) and its uses are named in the family usage guide above.

Runnable examples (verified samples that actually call this op)

• gallery2d_color_artistic — py -3.11 examples/gallery2d_color_artistic.py

Ops the type connects to (they accept image as input)

identity · gaussian · mean_box · bilateral · unsharp · median · min_filter · max_filter

Same category (extra)

xsitk_curvature_flow · xsitk_curv_aniso_diff · xsitk_laplacian_sharpen · xsitk_grayscale_fillhole · xsitk_grayscale_grindpeak · xsitk_opening_by_recon · xsitk_closing_by_recon · xsitk_signed_maurer_dist

*Provenance: ops.py — 2D operator registry. This per-op note is generated by tools/opdocs.py md (do not hand-edit).*

© 2026 Kazufumi Furuse — Fullseye operator documentation. Licensed under Apache-2.0.