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» On Moving Object Queries
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MIS
2001
Springer
148views Multimedia» more  MIS 2001»
15 years 11 months ago
Querying Images in the DISIMA DBMS
Because digital images are not meaningful by themselves, images are often coupled with some descriptive or qualitative data in an image database. Moreover the division of these da...
Vincent Oria, M. Tamer Özsu, Paul Iglinski
PVLDB
2010
93views more  PVLDB 2010»
15 years 5 months ago
Distributed Threshold Querying of General Functions by a Difference of Monotonic Representation
The goal of a threshold query is to detect all objects whose score exceeds a given threshold. This type of query is used in many settings, such as data mining, event triggering, a...
Guy Sagy, Daniel Keren, Izchak Sharfman, Assaf Sch...
DASFAA
2004
IEEE
158views Database» more  DASFAA 2004»
15 years 10 months ago
A Cost Model for Spatial Intersection Queries on RI-Trees
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
SBBD
2004
133views Database» more  SBBD 2004»
15 years 8 months ago
Query Processing in ROSA Data Model
Learning Content Management Systems (LCMS) store and manage e-learning content and play an important role in the development of Distance Learning technology. ROSA (Repository of O...
Fábio Coutinho, Fabio Porto
MM
2005
ACM
164views Multimedia» more  MM 2005»
16 years 3 days ago
Automatic discovery of query-class-dependent models for multimodal search
We develop a framework for the automatic discovery of query classes for query-class-dependent search models in multimodal retrieval. The framework automatically discovers useful q...
Lyndon S. Kennedy, Apostol Natsev, Shih-Fu Chang