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CSCW
1998
ACM
14 years 20 days ago
Considering an Organization's Memory
The term organizational memory is due for an overhaul. Memory appears to be everywhere in organizations; yet, the term has been limited to a few uses. In this paper we examine wha...
Mark S. Ackerman, Christine Halverson
EGH
2011
Springer
12 years 8 months ago
Simpler and Faster HLBVH with Work Queues
A recently developed algorithm called Hierachical Linear Bounding Volume Hierarchies (HLBVH) has demonstrated the feasibility of reconstructing the spatial index needed for ray tr...
Kirill Garanzha, Jacopo Pantaleoni, David K. McAll...
GROUP
2007
ACM
14 years 9 days ago
Knowledge work artifacts: kernel cousins for free/open source software development
Most empirical studies of peer production have focused on the final products of these efforts (such as software in Free/Open Source projects), but there are also many other knowle...
Margaret S. Elliott, Mark S. Ackerman, Walt Scacch...
AAECC
2007
Springer
111views Algorithms» more  AAECC 2007»
13 years 8 months ago
When cache blocking of sparse matrix vector multiply works and why
Abstract. We present new performance models and a new, more compact data structure for cache blocking when applied to the sparse matrixvector multiply (SpM×V) operation, y ← y +...
Rajesh Nishtala, Richard W. Vuduc, James Demmel, K...
IRI
2005
IEEE
14 years 2 months ago
Data-knowledge-context: an application model for collaborative work
For many years, researchers and software developers have been seeking to develop systems and applications to enable efficient and effective group work and organizational memory. ...
Lee A. Iverson