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ELECTRONICMARKETS
2010
124views more  ELECTRONICMARKETS 2010»
15 years 3 months ago
The difficulty of studying inter-organisational IS phenomena on large scales: critical reflections on a research journey
We argue that certain theoretical commitments that underpin much existing Interorganisational Information Systems (IOIS) research at small scales become untenable when IOIS are st...
Kai Reimers, Robert B. Johnston, Stefan Klein
RECSYS
2009
ACM
16 years 26 days ago
Measuring predictive capability in collaborative filtering
This paper presents a new memory-based approach to Collaborative Filtering where the neighbors of the active user will be selected taking into account their predictive capability....
Luis M. de Campos, Juan M. Fernández-Luna, ...
HT
2010
ACM
15 years 11 months ago
The impact of resource title on tags in collaborative tagging systems
Collaborative tagging systems are popular tools for organization, sharing and retrieval of web resources. Their success is due to their freedom and simplicity of use. To post a re...
Marek Lipczak, Evangelos E. Milios
INFOCOM
2011
IEEE
14 years 9 months ago
A prior-free revenue maximizing auction for secondary spectrum access
—Dynamic spectrum allocation has proven promising for mitigating the spectrum scarcity problem. In this model, primary users lease chunks of under-utilized spectrum to secondary ...
Ajay Gopinathan, Zongpeng Li
WWW
2006
ACM
16 years 7 months ago
Capturing the essentials of federated systems
Today, the Web is increasingly used as a platform for distributed services, which transcend organizational boundaries to form federated applications. Consequently, there is a grow...
Alexander Brändle, Frederic Majer, Johannes M...