A Framework for Spatial Interaction Analysis Based on Large-Scale Mobile Phone Data

Algorithm 1

Binning method of original mobile phone data.

(1)  Input                    Mobile subscriber:

(2)                                     Set of original logs in chronological sort:

(3)                                                  

(4)                                    The width of bins:  min

(5)  Output               The reorganized mobile phone data of mobile subscriber :

(6)                                                 

(7)  Procedure       Bin

(8)   ;  ; ;

(9)  while do

(10) /^* Identify whether the adjacent logs fall in the same bin. ^*/

(11)           if then

(12) /^* If in the same bin, just assign weights to the location coordinates. ^*/

(13)                        

(14)                        

(15)           else then

(16) /^* If in the different bins, obtain the equivalent log of the former bin. ^*/

(17)                        

(18)                        

(19)                        

(20) /^* Identify whether the adjacent logs fall in the adjacent bins. ^*/

(21)                        if then

(22)                               

(23)                               

(24)                               

(25)                        else then

(26)                               ;  

(27)           

(28)

(29)

(30)