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| measuRing-package | Detection and Control of Tree-Ring Widths on Scanned Image Sections |
| colNarrow | Narrow rings |
| dataSegments | Data segments |
| grayDarker | Gray extremes |
| graySmoothed | Smoothed gray |
| imageTogray | Gray matrix |
| lagIngray | First-local lag |
| linearDetect | Linear detection |
| measuRing | Detection and Control of Tree-Ring Widths on Scanned Image Sections |
| multiDetect | Multiple detection |
| plotSegments | Image segments |
| ringBorders | Ring borders |
| ringDetect | Single detection |
| ringSelect | Visual selection |
| ringWidths | Ring widths |