Some factors affecting performance of rats in the traveling salesman problem

Verfasser / Beitragende:
[C. Bellizzi, K. Goldsteinholm, R. Blaser]
Ort, Verlag, Jahr:
2015
Enthalten in:
Animal Cognition, 18/6(2015-11-01), 1207-1219
Format:
Artikel (online)
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024 7 0 |a 10.1007/s10071-015-0890-0  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10071-015-0890-0 
245 0 0 |a Some factors affecting performance of rats in the traveling salesman problem  |h [Elektronische Daten]  |c [C. Bellizzi, K. Goldsteinholm, R. Blaser] 
520 3 |a The traveling salesman problem (TSP) is used to measure the efficiency of spatial route selection. Among researchers in cognitive psychology and neuroscience, it has been utilized to examine the mechanisms of decision making, planning, and spatial navigation. While both human and non-human animals produce good solutions to the TSP, the solution strategies engaged by non-human species are not well understood. We conducted two experiments on the TSP using Long-Evans laboratory rats as subjects. The first experiment examined the role of arena walls in route selection. Rats tend to display thigmotaxis in testing conditions comparable to the TSP, which could produce results similar to a convex hull type strategy suggested for humans. The second experiment examined the role of turn angle between targets along the optimal route, to determine whether rats exhibit a preferential turning bias. Our results indicated that both thigmotaxis and preferential turn angles do affect performance in the TSP, but neither is sufficient as a predictor of route choice in this task. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Navigation  |2 nationallicence 
690 7 |a Cognition  |2 nationallicence 
690 7 |a Spatial  |2 nationallicence 
690 7 |a Optimization  |2 nationallicence 
690 7 |a Strategy  |2 nationallicence 
690 7 |a Planning  |2 nationallicence 
700 1 |a Bellizzi  |D C.  |u Department of Psychological Sciences, University of San Diego, 5998 Alcala Park, 92110, San Diego, CA, USA  |4 aut 
700 1 |a Goldsteinholm  |D K.  |u Department of Psychological Sciences, University of San Diego, 5998 Alcala Park, 92110, San Diego, CA, USA  |4 aut 
700 1 |a Blaser  |D R.  |u Department of Psychological Sciences, University of San Diego, 5998 Alcala Park, 92110, San Diego, CA, USA  |4 aut 
773 0 |t Animal Cognition  |d Springer Berlin Heidelberg  |g 18/6(2015-11-01), 1207-1219  |x 1435-9448  |q 18:6<1207  |1 2015  |2 18  |o 10071 
856 4 0 |u https://doi.org/10.1007/s10071-015-0890-0  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10071-015-0890-0  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bellizzi  |D C.  |u Department of Psychological Sciences, University of San Diego, 5998 Alcala Park, 92110, San Diego, CA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Goldsteinholm  |D K.  |u Department of Psychological Sciences, University of San Diego, 5998 Alcala Park, 92110, San Diego, CA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Blaser  |D R.  |u Department of Psychological Sciences, University of San Diego, 5998 Alcala Park, 92110, San Diego, CA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Animal Cognition  |d Springer Berlin Heidelberg  |g 18/6(2015-11-01), 1207-1219  |x 1435-9448  |q 18:6<1207  |1 2015  |2 18  |o 10071