Di Zhu

Spatio-temporal stratified associations between urban human activities and crime patterns: a case study in San Francisco around the COVID-19 stay-at-home mandate

K. Bowers, Xiao-Lu Gao, Tongxin Chen, 2022, Computational Urban Science.

Sensing dynamic human activity zones using geo-tagged big data in Greater London, UK during the COVID-19 pandemic

Huanfa Chen, Tongxin Chen, Di Zhu, 2023, PloS one.

The exploration of human activity zones using geo-tagged big data during the COVID-19 first lockdown in London, UK

T. Cheng, Tongxin Chen, Di Zhu, 2021 .

Assessment and Spatial-Temporal Evolution Analysis of Land Use Conflict within Urban Spatial Zoning: Case of the Su-Xi-Chang Region

Shanshan Guo, Qian Niu, Yunlong Gong, 2022, Sustainability.

Semantic enrichment of secondary activities using smart card data and point of interests: a case study in London

Tao Cheng, Mohamed R. Ibrahim, Yang Zhang, 2020, Ann. GIS.