Practical Approximate k Nearest Neighbor Queries with Location and Query Privacy.

Xun Yi Russell Paulet Elisa Bertino Vijay Varadharajan Practical Approximate k Nearest Neighbor Queries with Location and Query Privacy. 1546-1559 2016 28 IEEE Trans. Knowl. Data Eng. 6 https://doi.org/10.1109/TKDE.2016.2520473 http://doi.ieeecomputersociety.org/10.1109/TKDE.2016.2520473 db/journals/tkde/tkde28.html#YiPBV16