Sciweavers

2452 search results - page 57 / 491
» Quality of experience
Sort
View
ERCIMDL
2009
Springer
115views Education» more  ERCIMDL 2009»
14 years 2 months ago
Using Semantic Technologies in Digital Libraries - A Roadmap to Quality Evaluation
In digital libraries semantic techniques are often deployed to reduce the expensive manual overhead for indexing documents, maintaining metadata, or caching for future search. Howe...
Sascha Tönnies, Wolf-Tilo Balke
ERCIMDL
2009
Springer
198views Education» more  ERCIMDL 2009»
14 years 2 months ago
Adding Quality-Awareness to Evaluate Migration Web-Services and Remote Emulation for Digital Preservation
Abstract. Digital libraries are increasingly relying on distributed services to support increasingly complex tasks such as retrieval or preservation. While there is a growing body ...
Christoph Becker, Hannes Kulovits, Michael Kraxner...
ISESE
2005
IEEE
14 years 1 months ago
Quality vs. quantity: comparing evaluation methods in a usability-focused software architecture modification task
A controlled experiment was performed to assess the usefulness of portions of a Usability-Supporting Architectural Pattern (USAP) in modifying the design of software architectures...
Elspeth Golden, Bonnie E. John, Len Bass
IDEAS
2003
IEEE
102views Database» more  IDEAS 2003»
14 years 1 months ago
Pushing Quality of Service Information and Requirements into Global Query Optimization
In recent years, a lot of research effort has been dedicated to the management of Quality of Service (QoS), mainly in the fields of telecommunication networks and multimedia syste...
Haiwei Ye, Brigitte Kerhervé, Gregor von Bo...
ISCAS
2002
IEEE
172views Hardware» more  ISCAS 2002»
14 years 19 days ago
Constant quality rate control for streaming MPEG-4 FGS video
This paper presents a constant quality video rate control (CQVRC) scheme for MPEG-4 FGS (fine-grain scalability) video. The proposed scheme can mitigate quality variations among ...
Lifeng Zhao, JongWon Kim, C. C. Jay Kuo