@Article{wang2012fast,
   Author="Wang, X. ",
   Title="{{A} {F}ast {E}xact k-{N}earest {N}eighbors {A}lgorithm for {H}igh {D}imensional {S}earch {U}sing k-{M}eans {C}lustering and {T}riangle {I}nequality}",
   Journal="Proc Int Jt Conf Neural Netw",
   Year="2012",
   Volume="43",
   Number="6",
   Pages="2351--2358",
   Month="Feb"
}

@inproceedings{yianilos1993data,
    title={Data structures and algorithms for nearest neighbor search in general metric spaces},
    author={Yianilos, P. N.},
    booktitle={SODA},
    volume={93},
    number={194},
    pages={311--321},
    year={1993}
}

