Achieve Edge-Based Privacy-Preserving Dynamic Aggregation Query in Smart Transportation Systems. - Yunguo Guan; Ellen Z. Zhang; Pulei Xiong; Rongxing Lu (GLOBECOM, 2023)

ERQ: An Efficient Range Query Scheme Under Local Differential Privacy. - Ellen Z. Zhang; Yunguo Guan; Rongxing Lu; Harry Zhang (GLOBECOM, 2023)

An Efficient and Privacy-Preserving Outsourced Heavy Hitter Query Scheme with LDP Technique. - Ellen Z. Zhang; Yunguo Guan; Songnian Zhang; Rongxing Lu; Harry Zhang (ICCC, 2023)

An Efficient Bloom Filter-based Range Query Scheme Under Local Differential Privacy. - Ellen Z. Zhang; Yunguo Guan; Rongxing Lu; Harry Zhang (PIMRC, 2023)

A Communication-efficient Conjunctive Query Scheme under Local Differential Privacy. - Ellen Z. Zhang; Yunguo Guan; Rongxing Lu; Harry Zhang (GLOBECOM, 2024)

Efficient Privacy-Preserving Multi-Location Task Allocation in Fog-Assisted Vehicular Crowdsourcing. - Yantao Yu; Yunguo Guan; Xiaoping Xue 002; Jingxiao Ma; Ellen Z. Zhang; Rongxing Lu (ICC, 2024)

An Efficient Range Sum Query Scheme Under Local Differential Privacy. - Ellen Z. Zhang; Yunguo Guan; Yantao Yu; Rongxing Lu; Harry Zhang (ICC, 2024)

Efficient Privacy-Preserving Task Allocation With Secret Sharing for Vehicular Crowdsensing. - Yantao Yu; Xiaoping Xue 002; Jingxiao Ma; Ellen Z. Zhang; Yunguo Guan; Rongxing Lu (IEEE Internet Things J., 2024)

An Efficient Heap Tree-Based Range Query Scheme Under Local Differential Privacy. - Ellen Z. Zhang; Yunguo Guan; Rongxing Lu; Harry Zhang (IEEE Internet Things J., 2024)