 Usage:  hrot = lpderrot(x {,q {,p}} {,K})  

 

 Input:



  x                      n x 2 vector, the data. 

                         

  q                      integer <=4, order of derivative. If not 

                         given, q=1 (first derivative) is used. 

                         

  p                      integer, order of polynomial. Must be q+1 

                         or q+3. If not given, p=q+1 is used. 

                         

 Output:



  hrot                   scalar, rule-of-thumb bandwidth. 

                         

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(C) MD*TECH Method and Data Technologies, 21.9.2000

