21379 search results - page 4187 / 4276 » The profession of IT - Evolutionary system development |
181
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CHI
1995
ACM
15 years 10 months ago
1995
ACM
The Modeler is designed using a learner-centered approach [5], with scaffolding to address the specific needs of learners. Scaffolding [3] is an educational term that refers to pro...
201
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VLDB
2000
ACM
15 years 10 months ago
2000
ACM
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
172
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DEXA
1995
Springer
15 years 10 months ago
1995
Springer
Abstract. The object-oriented database management systems store references to objects (implicit joins, precomputed joins), and use path expressions in query languages. One way of e...
178
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IPPS
1997
IEEE
15 years 10 months ago
1997
IEEE
In this paper we show the power of sampling techniques in designing efficient distributed algorithms. In particular, we show that using sampling techniques, on some networks, sele...
187
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ICSM
1995
IEEE
15 years 10 months ago
1995
IEEE
Organizations spend significant resources tracking customer satisfaction and managing service delivery. Although a great deal of effort is expended in understanding what goes on w...