While personalization increases the utility of recommender systems, it also brings issue filter bubbles . E.g., if system keeps exposing and recommending items that user is interested in, may make feel bored less satisfied. Existing work studies in static recommendation, where effect overexposure hard to capture. In contrast, we believe more meaningful study interactive recommendation optimize ...

Aiming at the problems of single input mode and lack naturalness in assembly process existing AR systems, a tracking registration method mobile system is proposed based on multi-quantity multi-degree freedom natural fingertip interaction. Firstly, real-time stable hand area complex environment realized region tracking; secondly, detection recognition K-COS parallel vector used to improve precis...