https://nova.newcastle.edu.au/vital/access/ /manager/Index ${session.getAttribute("locale")} 5 Pandemic surveillance and mobilities across Sydney, New South Wales https://nova.newcastle.edu.au/vital/access/ /manager/Repository/uon:54597 Wed 15 May 2024 09:39:11 AEST ]]> Practical k nearest neighbor queries with location privacy https://nova.newcastle.edu.au/vital/access/ /manager/Repository/uon:31555 xn cells and m types of points, the total communication complexity for the mobile user to retrieve a type of k nearest POIs is O(n+m) while the computation complexities of the mobile user and the LBS provider are O(n + m) and O(n²m), respectively. Compared with existing solutions for kNN queries with location privacy, our solutions are more efficient. Experiments have shown that our solutions are practical for kNN queries.]]> Sat 24 Mar 2018 08:44:25 AEDT ]]> A novel framework to protect animal data in a world of ecosurveillance https://nova.newcastle.edu.au/vital/access/ /manager/Repository/uon:38314 Mon 30 Aug 2021 12:01:45 AEST ]]>