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ICPP
1999
IEEE
15 years 2 months ago
The Index-Permutation Graph Model for Hierarchical Interconnection Networks
In this paper, we present the index-permutation (IP) graph model, and apply it to the systematic development of efficient hierarchical networks. We derive several classes of inter...
Chi-Hsiang Yeh, Behrooz Parhami
IPPS
1999
IEEE
15 years 2 months ago
The Recursive Grid Layout Scheme for VLSI Layout of Hierarchical Networks
We propose the recursive grid layout scheme for deriving efficient layouts of a variety of hierarchical networks and computing upper bounds on the VLSI area of general hierarchica...
Chi-Hsiang Yeh, Behrooz Parhami, Emmanouel A. Varv...
CHI
2008
ACM
14 years 12 months ago
Word usage and posting behaviors: modeling blogs with unobtrusive data collection methods
We present a large-scale analysis of the content of weblogs dating back to the release of the Blogger program in 1999. Over one million blogs were analyzed from their conception t...
Adam D. I. Kramer, Kerry Rodden
IJCAI
2003
14 years 11 months ago
On the Undecidability of Description and Dynamic Logics with Recursion and Counting
The evolution of Description Logics (DLs) and Propositional Dynamic Logics produced a hierar­ chy of decidable logics with multiple maximal el­ ements. It would be desirable to ...
Piero A. Bonatti
CHI
1999
ACM
15 years 2 months ago
i-LAND: An Interactive Landscape for Creativity and Innovation
We describe the i-LAND environment which constitutes an example of our vision of the workspaces of the future, in this case supporting cooperative work of dynamic teams with chang...
Norbert A. Streitz, Jörg Geißler, Torst...