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SIGIR
2012
ACM
13 years 13 days ago
Automatic term mismatch diagnosis for selective query expansion
People are seldom aware that their search queries frequently mismatch a majority of the relevant documents. This may not be a big problem for topics with a large and diverse set o...
Le Zhao, Jamie Callan
DAC
2005
ACM
15 years 11 months ago
A lattice-based framework for the classification and design of asynchronous pipelines
This paper presents a unifying framework for the modeling of asynchronous pipeline circuits. A pipeline protocol is captured in a graph-based model which defines the partial order...
Peggy B. McGee, Steven M. Nowick
PODC
2009
ACM
15 years 10 months ago
A distributed polylogarithmic time algorithm for self-stabilizing skip graphs
Peer-to-peer systems rely on scalable overlay networks that enable efficient routing between its members. Hypercubic topologies facilitate such operations while each node only nee...
Riko Jacob, Andréa W. Richa, Christian Sche...
KDD
2006
ACM
146views Data Mining» more  KDD 2006»
15 years 10 months ago
Structure and evolution of online social networks
In this paper, we consider the evolution of structure within large online social networks. We present a series of measurements of two such networks, together comprising in excess ...
Ravi Kumar, Jasmine Novak, Andrew Tomkins
CHI
2005
ACM
15 years 10 months ago
Interaction in 4-second bursts: the fragmented nature of attentional resources in mobile HCI
When on the move, cognitive resources are reserved partly for passively monitoring and reacting to contexts and events, and partly for actively constructing them. The Resource Com...
Antti Oulasvirta, Sakari Tamminen, Virpi Roto, Jaa...