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KI
2010
Springer
13 years 2 months ago
Spatial Cognition: Reasoning, Action, Interaction
ut spatial environments, be it real or abstract, human or machine. Research issues range from human spatial cognition to mobile robot navigation. Numerous results have been obtaine...
Christian Freksa, Holger Schultheis, Kerstin Schil...
JOCN
2010
127views more  JOCN 2010»
13 years 2 months ago
Orbito-frontal Cortex is Necessary for Temporal Context Memory
■ Lesion and neuroimaging studies suggest that orbito-frontal cortex (OFC) supports temporal aspects of episodic memory. However, it is unclear whether OFC contributes to the en...
Audrey Duarte, Richard N. Henson, Robert T. Knight...
JOCN
2010
104views more  JOCN 2010»
13 years 2 months ago
Spatial Attention Evokes Similar Activation Patterns for Visual and Auditory Stimuli
■ Neuroimaging studies suggest that a fronto-parietal network is activated when we expect visual information to appear at a specific spatial location. Here we examined whether a...
David V. Smith, Ben Davis, Kathy Niu, Eric W. Heal...
JOCN
2010
80views more  JOCN 2010»
13 years 2 months ago
Corticosteroids Operate as a Switch between Memory Systems
■ Stress and corticosteroid hormones are known to affect learning and memory processes. In this study, we examined whether stress and corticosteroids are capable of facilitating...
Lars Schwabe, Hartmut Schächinger, E. Ron de ...
JGS
2010
105views more  JGS 2010»
13 years 2 months ago
Testing for spatial association of qualitative data using symbolic dynamics
Qualitative spatial variables are important in many fields of research. However, unlike the decades-worth of research devoted to the spatial association of quantitative variables, ...
Manuel Ruiz, Fernando López, Antonio P&aacu...
GIS
2010
ACM
13 years 3 months ago
Decentralized querying of topological relations between regions without using localization
This paper proposes an efficient, decentralized algorithm for determining the topological relationship between two regions monitored by a geosensor network. Many centralized algo...
Matt Duckham, Myeong Hun Jeong, Sanjiang Li, Joche...
GIS
2010
ACM
13 years 3 months ago
Topological reasoning between complex regions in databases with frequent updates
Reasoning about space has been a considerable field of study both in Artificial Intelligence and in spatial information theory. Many applications benefit from the inference of ...
Arif Khan, Markus Schneider
GIS
2010
ACM
13 years 3 months ago
Verifying spatial queries using Voronoi neighbors
With the popularity of location-based services and the abundant usage of smart phones and GPS enabled devices, the necessity of outsourcing spatial data has grown rapidly over the...
Ling Hu, Wei-Shinn Ku, Spiridon Bakiras, Cyrus Sha...
GEOINFORMATICA
2010
66views more  GEOINFORMATICA 2010»
13 years 3 months ago
A semantic and language-based representation of an environmental scene
Abstract The modeling of a landscape environment is a cognitive activity that requires appropriate spatial representations. The research presented in this paper introduces a struct...
Jean-Marie Le Yaouanc, Eric Saux, Christophe Clara...
ESWS
2010
Springer
13 years 3 months ago
Modeling and Querying Metadata in the Semantic Sensor Web: The Model stRDF and the Query Language stSPARQL
Abstract. RDF will often be the metadata model of choice in the Semantic Sensor Web. However, RDF can only represent thematic metadata and needs to be extended if we want to model ...
Manolis Koubarakis, Kostis Kyzirakos