class_docstr: Filters data by taking the mean of a sliding window
class_docstr_tok: ["Filters","data","by","taking","the","mean","of","a","sliding","window"]
code: def processData(self, data):
      n = self.ctrls["n"].value()
      return functions.rollingSum(data, n) / n
  
imports: import numpy
  from ...None import Point, PolyLineROI
  from ...None import functions
  from ...None import metaarray
  from .None import functions
  from .common import CtrlNode, PlottingCtrlNode, metaArrayWrapper
label_desc: Use image node_id 1 for calling the Mean obj's underlying member method code with example usage: obj.processData(data) and returns: unknown