MULTICOMMODITY AUCTION MODEL FOR INDIVISIBLE NETWORK RESOURCE ALLOCATION


Prevalence and correlates of non-medical stimulants and related drug use in a sample of South African undergraduate medical students

Background: The non-medical use of prescription psychostimulants or cognitive-enhancing substances among healthy college students is a growing concern.This use appears to be particularly high among medical students.To our knowledge, no literature is available on the non-medical use of stimulants among South African medical students.Objective: To de

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Tracking floor eggs with machine vision in cage-free hen houses

ABSTRACT: Some of the major restaurants and grocery Steamer chains in the United States have pledged to buy cage-free (CF) eggs only by 2025 or 2030.While CF house allows hens to perform more natural behaviors (e.g., dust bathing, perching, and foraging on the litter floor), a particular challenge is floor eggs (i.e., mislaid eggs on litter floor).

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