Results 21 to 30 of about 28,907 (158)

Affect and Metaphor Sensing in Virtual Drama [PDF]

open access: yesInternational Journal of Computer Games Technology, 2010
We report our developments on metaphor and affect sensing for several metaphorical language phenomena including affects as external entities metaphor, food metaphor, animal metaphor, size metaphor, and anger metaphor. The metaphor and affect sensing component has been embedded in a conversational intelligent agent interacting with human users under ...
Li Zhang, John Barnden
openaire   +3 more sources

Sense of Virtual Community

open access: yes, 2008
Virtual communities have been an issue in academic research since the 1990s (c.f., Fernback & Thompson, 1995; Hagel & Armstrong, 1997; Preece, 2000; Rheingold, 2000). In the simplest terms, a virtual community could be defined as a group of people who communicate with each other via electronic media (Romm et al., 1997, p. 261).
Ellonen Hanna-Kaisa   +2 more
openaire   +3 more sources

An Enhanced Adaptive Kalman Filter for Multibody Model Observation

open access: yesSensors
The topic of state estimation using multibody models combined with Kalman filters has been an active field of research for more than 15 years now. Through state estimation, virtual sensors can be used to increase the knowledge of a system, measuring ...
Antonio J. Rodríguez   +2 more
doaj   +1 more source

DIRECT GEOREFERENCING WITH ON BOARD NAVIGATION COMPONENTS OF LIGHT WEIGHT UAV PLATFORMS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Unmanned aerial vehicles (UAV) are a promising platform for close range airborne photogrammetry. Next to the possibility of carrying certain sensor equipment, different on board navigation components may be integrated.
N. Pfeifer   +3 more
doaj   +1 more source

Detection of Aircraft Touchdown Using Longitudinal Acceleration and Continuous Wavelet Transformation

open access: yesSensors, 2020
The paper presents a methodology enabling the detection of aircraft touchdowns based on data obtained from accelerometers attached to the structural parts of the airframe in the cockpit or passenger compartment.
Jerzy Bakunowicz, Paweł Rzucidło
doaj   +1 more source

Combining Chlorophyll Fluorescence and Vegetation Reflectance Indices to Estimate Non-Photochemical Quenching (NPQ) of Rice at the Leaf Scale

open access: yesRemote Sensing, 2023
Non-photochemical quenching (NPQ) is an indicator of crop stress. Until now, only a limited number of studies have focused on how to estimate NPQ using remote sensing technology. The main challenge is the complicated regulatory mechanism of NPQ.
Hao Jiang   +6 more
doaj   +1 more source

Recursive Engine In-Cylinder Pressure Reconstruction Using Sensor-Fused Engine Speed

open access: yesSensors
The engine in-cylinder pressure is a very important parameter for the optimization of internal combustion engines. This paper proposes an alternative recursive Kalman filter-based engine cylinder pressure reconstruction approach using sensor-fused engine
Runzhe Han, Christian Bohn, Georg Bauer
doaj   +1 more source

ANALYSIS OF MOBILE LASER SCANNING DATA AND MULTI-VIEW IMAGE RECONSTRUCTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
The combination of laser scanning (LS, active, direct 3D measurement of the object surface) and photogrammetry (high geometric and radiometric resolution) is widely applied for object reconstruction (e.g.
C. Briese   +10 more
doaj   +1 more source

Making sense of virtual environments [PDF]

open access: yesProceedings of the 12th international conference on Intelligent user interfaces, 2007
The development of complex interactive 3D systems raises the need for representations supporting more abstract descriptions of world objects, their behaviour and the world dynamics. The inclusion of Artificial Intelligence representations and their use within 3D graphic worlds face both fundamental and technical issues due to the difference in ...
Jean-Luc Lugrin, Marc Cavazza
openaire   +1 more source

Digital twin for virtual sensing of ferry quays via a Gaussian process latent force model

open access: yesData-Centric Engineering
Ferry quays experience rapid deterioration due to their exposure to harsh maritime environments and operational ferry impacts. Vibration-based structural health monitoring offers a valuable approach to assessing structural integrity and enhancing the ...
Luigi Sibille   +2 more
doaj   +1 more source

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