Assessment of Dual-Mode and Switched-Channel Models with Experimental Vergence Responses

Controversy exists in the literature regarding the basic neural control structure that mediates convergence responses. This study constructed and simulated two models, the switched-channel feedback model and the dual-mode model consisting of preprogrammed with feedback control. Models were construct...

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Bibliographic Details
Main Authors: You Yun Lee (Author), John L. Semmlow (Author), Tara L. Alvarez (Author)
Format: Book
Published: Bern Open Publishing, 2012-04-01T00:00:00Z.
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100 1 0 |a You Yun Lee  |e author 
700 1 0 |a John L. Semmlow  |e author 
700 1 0 |a Tara L. Alvarez  |e author 
245 0 0 |a Assessment of Dual-Mode and Switched-Channel Models with Experimental Vergence Responses 
260 |b Bern Open Publishing,   |c 2012-04-01T00:00:00Z. 
500 |a 10.16910/jemr.5.2.2 
500 |a 1995-8692 
520 |a Controversy exists in the literature regarding the basic neural control structure that mediates convergence responses. This study constructed and simulated two models, the switched-channel feedback model and the dual-mode model consisting of preprogrammed with feedback control. Models were constructed and compared to experimental data. The stimuli consisted of 2 deg and 4 deg vergence steps. Both closed- and open-loop settings were utilized. After parameter adjustment, both models could accurately simulate step responses from subjects having a range of response dynamics. The model with a preprogrammed element required less parameter modification when stimulus amplitude changed. Both models could accurately simulate some attributes of vergence; however, neither model could represent the modifications commonly observed within the transient portion of the vergence response. 
546 |a EN 
690 |a convergence 
690 |a dual-mode model 
690 |a switched-channel model 
690 |a Human anatomy 
690 |a QM1-695 
655 7 |a article  |2 local 
786 0 |n Journal of Eye Movement Research, Vol 5, Iss 2 (2012) 
787 0 |n https://bop.unibe.ch/JEMR/article/view/2329 
787 0 |n https://doaj.org/toc/1995-8692 
856 4 1 |u https://doaj.org/article/a13f9783ee934b3e9099a83c28f2ca42  |z Connect to this object online.