SDM
2007
SIAM
14 years 5 months ago
2007
SIAM
We propose the use of random projections with a sparse matrix to maintain a sketch of a collection of high-dimensional data-streams that are updated asynchronously. This sketch al...
STACS
2010
Springer
14 years 11 months ago
2010
Springer
We study the online clustering problem where data items arrive in an online fashion. The algorithm maintains a clustering of data items into similarity classes. Upon arrival of v, ...