26 search results - page 5 / 6 » A non-linear dimensionality-reduction technique for fast sim... |
TKDE
1998
13 years 6 months ago
1998
—We investigate the problem of retrieving similar shapes from a large database; in particular, we focus on medical tumor shapes (“Find tumors that are similar to a given patter...
CCS
2005
ACM
13 years 12 months ago
2005
ACM
Human-memorable passwords are a mainstay of computer security. To decrease vulnerability of passwords to bruteforce dictionary attacks, many organizations enforce complicated pass...
SIGMOD
2010
ACM
13 years 11 months ago
2010
ACM
We consider the problem of computing all-pair correlations in a warehouse containing a large number (e.g., tens of thousands) of time-series (or, signals). The problem arises in a...
CVPR
1996
IEEE
13 years 10 months ago
1996
IEEE
We present a vision system for the 3-D modelbased tracking of unconstrained human movement. Using image sequences acquired simultaneously from multiple views, we recover the 3-D b...
VLDB
2007
ACM
14 years 15 days ago
2007
ACM
Real-world datasets exhibit a complex dependency structure among the data attributes. Learning this structure is a key task in automatic statistics configuration for query optimi...