Key-Skeleton-Pattern Mining on 3D Skeletons Represented by Lie Group for Action Recognition

Algorithm 1

MinP-PrefixSpan().

Input:  projected dataset , symbol table , key-skeleton-pattern dataset

(1)  for each symbol  do

(2)   

(3)   for each  do

(4)    

(5)    if  then

(6)     Append to

(7)    end if

(8)   end for

(9)   if  and  then

(10)   

(11)   Append to

(12)   MinP-PrefixSpan(,)

(13)  end if

(14)  Free and

(15) end for