Discovering Travel Community for POI Recommendation on Location-Based Social Networks

Algorithm 1

Travel-community- (TC-) based POI recommendation.

Input: U:all users in systems

,,: users;

: the POI types of

: the POI of

: set of candidate POIs

l(u): set of degree of interest of

Output: R(u): set of POIs u is interested in

begin

for each do

get

end for

if()

  ;

end if

end for

end for

for each do

(15) if

(16)

(17)

(18)

(19) end if

(20) end for

(21) end for

(22) .POI

(23) return R()

(24) end