Sciweavers

2978 search results - page 72 / 596
» Modelling and Querying Video Data
Sort
View
ICIP
2009
IEEE
15 years 11 months ago
Localized Null Space Representation For Dynamic Updating And Downdating In Image And Video Databases
Event/object classification and recognition is an extremely challenging problem, particularly when the query or stored data undergo an affine transformation due to camera motion. ...
ICDE
1998
IEEE
153views Database» more  ICDE 1998»
15 years 11 months ago
Flattening an Object Algebra to Provide Performance
Algebraic transformation and optimization techniques have been the method of choice in relational query execution, but applying them in OODBMS is difficult due to the complexity o...
Peter A. Boncz, Annita N. Wilschut, Martin L. Kers...
WWW
2001
ACM
15 years 10 months ago
XML Query Forms (XQForms): Declarative Specification of XML Query Interfaces
XQForms is the first generator of Web-based query forms and reports for XML data. XQForms takes as input (i) XML Schemas that model the data to be queried and presented, (ii) decl...
Michalis Petropoulos, Vasilis Vassalos, Yannis Pap...
APPT
2003
Springer
15 years 3 months ago
Optimal Broadcast Channel for Data Dissemination in Mobile Database Environment
The increase number of mobile users in wireless environment affects query access time substantially. To minimise the query access time, one possible way is to employ data broadcast...
Agustinus Borgy Waluyo, Bala Srinivasan, David Tan...
CIVR
2008
Springer
141views Image Analysis» more  CIVR 2008»
14 years 11 months ago
Experiments in interactive video search by addition and subtraction
We have developed an interactive video search system that allows the searcher to rapidly assess query results and easily pivot off those results to form new queries. The system i...
John Adcock, Matthew L. Cooper, Jeremy Pickens