Documentation>C API
Here is a list of all documented variables with links to the struct/union documentation for each field:

### - s -

- S : VlSiftFilt
- s : VlDsiftKeypoint, VlSiftKeypoint
- s_max : VlSiftFilt
- s_min : VlSiftFilt
- scoresVariation : VlSvmStatistics
- shortcut : VlMserExtrReg, VlMserReg
- sigma : VlFrameDisc, VlFrameOrientedDisc, VlSiftKeypoint
- sigma0 : VlSiftFilt
- sigmak : VlSiftFilt
- sigman : VlSiftFilt
- status : VlSvmStatistics
- step : VlScaleSpaceOctaveGeometry
- stepX : VlDsiftFilter
- stepY : VlDsiftFilter
- strides : VlMserFilt
- subs : VlMserFilt