5221 search results - page 908 / 1045 » An On-line Problem Database |
171
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EDBTW
2004
Springer
15 years 11 months ago
2004
Springer
Abstract. The Web has been rapidly “deepened” with the prevalence of databases online. On this “deep Web,” numerous sources are structured, providing schema-rich data– Th...
172
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ER
2004
Springer
15 years 11 months ago
2004
Springer
A sequence diagram in UML is used to model interactions among objects that participate in a use case. Developing a sequence diagram is complex; our experience shows that novice dev...
184
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ER
2004
Springer
15 years 11 months ago
2004
Springer
Updates over virtual XML views that wrap the relational data have not been well supported by current XML data management systems. This paper studies the problem of the existence of...
156
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ICCS
2004
Springer
15 years 11 months ago
2004
Springer
The distributed information technologies collectively known as Web services recently have demonstrated powerful capabilities for scalable interoperation of heterogeneous software a...
142
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ITS
2004
Springer
15 years 11 months ago
2004
Springer
Cognitive Tutors are proven effective learning environments, but are still not as effective as one-on-one human tutoring. We describe an environment (ALPS) designed to engage stude...