Structural adaptations in plants from the humid equatorial Andes indicate a trade‐off between hydraulic transport efficiency and safety

2021 ◽  
Aleš Soukup ◽  
Eva Pecková ◽  
Barbora Ježková ◽  
Petr Sklenář
1982 ◽  
Vol 14 (2) ◽  
pp. 109-113 ◽  
Suleyman Tufekci

2012 ◽  
Vol 11 (3) ◽  
pp. 118-126 ◽  
Olive Emil Wetter ◽  
Jürgen Wegge ◽  
Klaus Jonas ◽  
Klaus-Helmut Schmidt

In most work contexts, several performance goals coexist, and conflicts between them and trade-offs can occur. Our paper is the first to contrast a dual goal for speed and accuracy with a single goal for speed on the same task. The Sternberg paradigm (Experiment 1, n = 57) and the d2 test (Experiment 2, n = 19) were used as performance tasks. Speed measures and errors revealed in both experiments that dual as well as single goals increase performance by enhancing memory scanning. However, the single speed goal triggered a speed-accuracy trade-off, favoring speed over accuracy, whereas this was not the case with the dual goal. In difficult trials, dual goals slowed down scanning processes again so that errors could be prevented. This new finding is particularly relevant for security domains, where both aspects have to be managed simultaneously.

2002 ◽  
Liat Ayalon ◽  
Bellinda L. King-Kallimanis

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