Ying Xu

Community Building with Co-located Social Media

2017

While co-located social media previously has been employed to enhance interaction in community building activities in previous work, its range of effects have not been quantitatively described. In this study we introduce a co-located social …

A multi-factor influencing POI recommendation model based on matrix factorization

2018

How to make recommendation for personalized users by using the available sparse data is a hot research topic in the area of big data and has wide application prospects. In this work, we investigate the …

ActionBert: Leveraging User Actions for Semantic Understanding of User Interfaces

2020 · arXiv (Cornell University)

As mobile devices are becoming ubiquitous, regularly interacting with a variety of user interfaces (UIs) is a common aspect of daily life for many people. To improve the accessibility of these devices and to enable …

UIBert: Learning Generic Multimodal Representations for UI Understanding

2021 · arXiv (Cornell University)

To improve the accessibility of smart devices and to simplify their usage, building models which understand user interfaces (UIs) and assist users to complete their tasks is critical. However, unique challenges are proposed by UI-specific …