Closed-loop production for waste reduction in food production

Author(s):  
K. Östergren
2011 ◽  
Vol 12 (2) ◽  
pp. 187-195 ◽  
Author(s):  
H. Scott Hurd

AbstractThe objectives of this review are to suggest the use of the systems thinking framework to improve how veterinary medicine is applied to food production. It applies the eight essential skills of systems thinking to a few selected veterinary examples. Two of the skills determine how we approach or define a problem, and are (i) dynamic thinking (taking a longer term perspective) and (ii) the 30,000 foot view (expanding the boundary of analysis beyond the animal, farm, or even country). The other skills are (iii) system-as-cause, (iv) operational thinking, (v) closed-loop (feedback) thinking, (vi) non-linear thinking, (vii) scientific thinking and (viii) generic thinking. The challenge is to adopt and apply this systems framework to veterinary medicine and food production. The result will be a rigorous new approach to solving the complex food and health problems of the 21st century.


1998 ◽  
Vol 42 (1-8) ◽  
pp. 25-35 ◽  
Author(s):  
V. Blüm ◽  
M. Andriske ◽  
K. Kreuzberg ◽  
U. Paassen ◽  
M.P. Schreibman ◽  
...  

1961 ◽  
Vol 41 (3) ◽  
pp. 245-250 ◽  
Author(s):  
George H. Bornside ◽  
Isidore Cohn
Keyword(s):  

2012 ◽  
Vol 220 (1) ◽  
pp. 3-9 ◽  
Author(s):  
Sandra Sülzenbrück

For the effective use of modern tools, the inherent visuo-motor transformation needs to be mastered. The successful adjustment to and learning of these transformations crucially depends on practice conditions, particularly on the type of visual feedback during practice. Here, a review about empirical research exploring the influence of continuous and terminal visual feedback during practice on the mastery of visuo-motor transformations is provided. Two studies investigating the impact of the type of visual feedback on either direction-dependent visuo-motor gains or the complex visuo-motor transformation of a virtual two-sided lever are presented in more detail. The findings of these studies indicate that the continuous availability of visual feedback supports performance when closed-loop control is possible, but impairs performance when visual input is no longer available. Different approaches to explain these performance differences due to the type of visual feedback during practice are considered. For example, these differences could reflect a process of re-optimization of motor planning in a novel environment or represent effects of the specificity of practice. Furthermore, differences in the allocation of attention during movements with terminal and continuous visual feedback could account for the observed differences.


2003 ◽  
Vol 14 (5) ◽  
pp. 471-477
Author(s):  
Dejan M. Novakovic ◽  
Markku J. Juntti ◽  
Miroslav L. Dukic

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