@techreport{
    Venna06tr,
    author = "Venna, Jarkko and Kaski, Samuel",
    title = "Nonlinear Dimensionality Reduction as Information Retrieval",
    number = "E5",
    flags = "AIRC HIIT public copy",
    year = "2006",
    type = "Publications in Computer and Information Science",
    institution = "Helsinki University of Technology"
}