LBPDescriptor:(radius)
                f:describe(image) return features of image

   distance (written By Haikent)
      class
        Distance:(imageA,imageB) # input Image A feature and ImageB feature
               f:chi_distance(EQS_VALUE) return distance b/w 2 img feature

   objects (written by Haikent)
       class
          Face:(scaleFactor=1.2,minNeighbors=5,minh=80,minw=80)
            f:getFaces(image) #return list of faces in image

   spider (written by Haikent)
      class
         DesktopSpider:(dir)
              ----thred class run as thread---
        f:desktopSpiderThread(dir) return the given dir's all images path list