The invention is suitable for the technical field of itinerary recommendation, and provides a collaborative recommendation method and
system for a tourist self-created itinerary and an official selected itinerary, and the method comprises the steps: obtaining behavior data of the user self-created itinerary, multi-dimensional
evaluation data of the official selected itinerary, and environment
context data; the user interest matching degree is calculated according to the behavior data, a travel freedom degree index is generated based on modification frequency, cooperation
modes are analyzed and determined through preset conditions in combination with the environment
context data, and the cooperation
modes comprise a user dominant mode, an official dominant mode, a balanced cooperation mode, a theme guide mode and a real-time emergency mode; according to the cooperation mode, a corresponding recommendation strategy is adopted to adjust a user self-created journey; and generating an optimized journey scheme, carrying out visual display, and updating user data and an official
data source. According to the invention, efficient cooperation of diversified travel itinerary schemes is realized, and the intelligent level and user experience of travel
itinerary planning are effectively improved.