VisiumSmall Spatial Method

This object abstracts the VisiumSmall spatial method, which is designed for smaller capture areas compared to other Visium methods.

VisiumSmall

Format

An object of class SpatialMethod of length 1.

Details

The VisiumSmall object is based on the SpatialMethod class and contains the following specifications:

• method_specifics: A list with the following elements:

  • capture_area_frame: A list specifying the coordinates of the capture area:

    • x: A vector with coordinates "0.75mm" and "7.25mm".

    • y: A vector with coordinates "0.75mm" and "7.25mm".

  • ccd: Center to center distance of "100um".

  • diameter: Diameter of each spot is "55um".

  • fiducial_frame: A list with the following elements:

    • x: A vector with coordinates "0mm" and "8mm".

    • y: A vector with coordinates "0mm" and "8mm".

• observational_unit: The unit of observation, which is "spot".

• unit: The SI unit used, which is "mm".

• version: The version of the SPATA2 package being used.

• name: The name of the spatial method, which is "VisiumSmall".