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DeepPredict:A Zone Preference Prediction System for online lodging platforms

Journal of Social Computing 2021年第1期2卷 52-70页

作者： Yihan Ma Hua Sun Yang Chen Jiayun Zhang Yang Xu Xin Wang Pan Hui School of Computer Science Fudan UniversityShanghai 200433China Department of Computer Science University of HelsinkiHelsinki 00014Finland Department of Computer Science and Engineering Hong Kong University of Science and TechnologyHong KongChina

online lodging platforms have become more and more popular around the *** make a booking in these platforms,a user usually needs to select a city first,then browses among all the prospective *** improve the user experience,understanding the zone preferences of a user's booking behavior will be *** this work,we aim to predict the zone preferences of users when booking accommodations for the next *** have two main challenges:(1)The previous works about next information of Points Of Interest(Pals)recommendation are mainly focused on users'historical records in the same city,while in practice,the historical records of a user in the same city would be very sparse.(2)Since each city has its own specific geographical entities,it is hard to extract the structured geographical features of accommodation in different *** the difficulties,we propose DeepPredict,a zone preference prediction *** tackle the first challenge,DeepPredict involves users'historical records in all the cities and uses a deep learning based method to process *** the second challenge,DeepPredict uses HERE places API to get the information of pals nearby,and processes the information with a unified way to get ***,the description of each accommodation might include some useful information,thus we use Sent2Vec,a sentence embedding algorithm,to get the embedding of accommodation *** a real-world dataset collected from Airbnb,DeepPredict can predict the zone preferences of users'next bookings with a remarkable *** outperforms the state-of-the-art algorithms by 60%in macro Fl-score.

关键词： online lodging platform zone preference prediction deep leaming

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