نتایج جستجو برای: fixed reference frame

تعداد نتایج: 549875  

2000
Jason Lewis Hugh F. VanLandingham

(Abstract) The biplanar bicycle is an experimental vehicle configuration that has been the focus of recent autonomous vehicle research at Virginia Tech. Although the vehicle can be advantageous due to its zero-radius turning and ability to traverse discontinuous terrain, one key disadvantage of the configuration is that it lacks a stable reference frame from which observations of the surroundin...

Journal: :Cognition 2013
Yuhong V Jiang Khena M Swallow

Visual attention prioritizes information presented at particular spatial locations. These locations can be defined in reference frames centered on the environment or on the viewer. This study investigates whether incidentally learned attention uses a viewer-centered or environment-centered reference frame. Participants conducted visual search on a monitor laid flat on a tabletop. During trainin...

2000
D. L. Khokhlov

It is considered neutrino flux in the rotating reference frame. Due to the rotation of the frame, neutrino is observed as a superposition of two states P-transformed one from another. Since P-transformation is forbidden for neutrino, in the rotating reference frame one can detect a half of neutrino flux. Due to the rotation of the earth, the detector of neutrinos can measure a half of the solar...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2009
Norbert Kopco I-Fan Lin Barbara G Shinn-Cunningham Jennifer M Groh

Seeing the image of a newscaster on a television set causes us to think that the sound coming from the loudspeaker is actually coming from the screen. How images capture sounds is mysterious because the brain uses different methods for determining the locations of visual versus auditory stimuli. The retina senses the locations of visual objects with respect to the eyes, whereas differences in s...

2009
Tomas Knapen Martin Rolfs Patrick Cavanagh

Although eye-, headand body-movements can produce large-scale translations of the visual input on the retina, perception is notable for its spatiotemporal continuity. The visual system might achieve this by the creation of a detailed map in world coordinatesVa spatiotopic representation. We tested the coordinate system of the motion aftereffect by adapting observers to translational motion and ...

2009
Zhiyi Fu

A deep cognition with translators’ cultural frame of functionist reference can help instructors and teachers adjust and extend patterns and schemes of translation and generate the optimal classroom conditions for acquisition of the target language. The author of the paper, in the perspectives of motivational, cognitive and communicative functionist styles, has probed into their respective commo...

2007
David Poulin

We analyze a quantum mechanical gyroscope, which is modeled as a large spin and used as a reference against which to measure the angular momenta of spin-1/2 particles. These measurements induce a back-action on the reference which is the central focus of our study. We begin by deriving explicit expressions for the quantum channel representing the back-action. Then, we analyze the dynamics incur...

2015
Caspar Goeke Suchada Kornpetpanee Moritz Köster Andrés B. Fernández-Revelles Klaus Gramann Peter König

Spatial navigation is an essential human skill that is influenced by several factors. The present study investigates how gender, age, and cultural background account for differences in reference frame proclivity and performance in a virtual navigation task. Using an online navigation study, we recorded reaction times, error rates (confusion of turning axis), and reference frame proclivity (egoc...

2013
Tanvirul Islam Löıck Magnin Brandon Sorg Stephanie Wehner

Quantum theory uses physical properties such as momentum, position, phase, or time to encode information. These properties are not absolute, but relative to a reference frame. When several parties need to communicate quantum information a shared reference frame between all the parties is very handy. Even though some tasks can be done without, sharing a common reference frame is an important too...

Journal: :Journal of neurophysiology 2008
Gianluca U Sorrento Denise Y P Henriques

The aim of this study was to further understand how the brain represents spatial information for shaping aiming movements to targets. Both behavioral and neurophysiological studies have shown that the brain represents spatial memory for reaching targets in an eye-fixed frame. To date, these studies have only shown how the brain stores and updates target locations for generating a single arm mov...

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