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Andy South

Researcher at Liverpool School of Tropical Medicine

Publications -  36
Citations -  2589

Andy South is an academic researcher from Liverpool School of Tropical Medicine. The author has contributed to research in topics: Population & Computer science. The author has an hindex of 20, co-authored 34 publications receiving 2295 citations. Previous affiliations of Andy South include University of Newcastle & Centre for Life.

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rworldmap: A New R package for Mapping Global Data

Andy South
- 01 Jan 2011 - 
TL;DR: Rworldmap is a relatively new package available on CRAN for the mapping and visualisation of global data that builds on the functionality of existing packages, particularly sp, maptools and fields.
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Are kernels the mustard? Data from global positioning system (GPS) collars suggests problems for kernel home- range analyses with least-squares cross-validation

TL;DR: In this paper, the performance of least squares cross-validated kernel-density estimation (LSCV KDE) was evaluated using data from GPS-collared lions subsampled to simulate the effects of hypothetical radio-tracking strategies.
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Developing reliable, repeatable, and accessible methods to provide high-resolution estimates of fishing-effort distributions from vessel monitoring system (VMS) data

TL;DR: The proposed method for VMS analysis involves removing duplicate VMS records and records close to ports, calculating the time interval between successive records to identify periods of activity, linking each record to a vessel and gear type, differentiating fishing and non-fishing activity, and summing fishing records in time and space to estimate fishing effort.
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Predicting the distributions of marine organisms at the global scale

TL;DR: AquaMaps outputs compare well to the existing methods tested, and inclusion of expert knowledge results in a general improvement in model outputs, which are proposed as additional benefits for public and research use alike.