Sciweavers

5869 search results - page 403 / 1174
» Multilingual Information Access
Sort
View
OOPSLA
1992
Springer
15 years 11 months ago
CACL: Efficient Fine-Grained Protection for Objects
CACL is a protection scheme for objects that offers a simple and flexible model of protection and has an efficient, software-only implementation. The model, based on Access Contro...
Joel E. Richardson, Peter M. Schwarz, Luis-Felipe ...
DRR
2004
15 years 9 months ago
Retrieving topical sentiments from online document collections
Retrieving documents by subject matter is the general goal of information retrieval and other content access systems. There are other aspects of textual content, however, which fo...
Matthew F. Hurst, Kamal Nigam
DBSEC
2007
87views Database» more  DBSEC 2007»
15 years 8 months ago
Towards a Times-Based Usage Control Model
Abstract. Modern information systems require temporal and privilegeconsuming usage of digital objects. To meet these requirements, we present a new access control model–Times-bas...
Baoxian Zhao, Ravi S. Sandhu, Xinwen Zhang, Xiaoli...
FECS
2008
148views Education» more  FECS 2008»
15 years 8 months ago
Net4Voice - New Technologies for voice-converting in barrier-free learning environment
- Net4Voice project consists in testing voice recognition techniques and methods within learning contexts. The need to support learning process with non traditional technologies de...
Raffaella Primiani, Daniela Tibaldi, Luca Garlasch...
IADIS
2003
15 years 8 months ago
Integrating RBAC Mechanisms in a Web Server
Hypermedia systems (whether web sites or not) should support multilevel policiesm, offering different views and manipulation abilities of the same information to users with differ...
Daniel Sanz-García, Paloma Díaz, Ign...