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Analysis of images of ice floes
This talk will address the problem of determining the semi-rigid motion of an ice floe from a series of grayscale images of the floe. The analysis will start with the global properties of the images. The next step is to ...
Using molecular genetics to gain insight into allopatric and sympatric speciation of topshells and their parasitic trematodes
Prevailing theory suggests that many parasite species have evolved in tight congruence with their hosts, with the parasite phylogeny mirroring that of the host. This theory is based largely on studies of host-parasite ...
Effects of low salinity on Evechinus chloroticus valenciennes
The salinity tolerance of a species has been shown to differ among ages and in different stages of the life cycle. The sea urchin Evechinus chloroticus (Val.) is a common grazer of the intertidal and subtidal areas around ...
Development of an odour mixture model for cheese flavour
This research set out to examine the feasibility of developing a mathematical model that would allow the prediction of the sensory characteristics of mixtures of odour compounds.
Initially, a trained sensory panel used ...
The ecology and ethnobotany of karaka (Corynocarpus Laevigatus)
Historically there has been considerable debate over the origin of karaka ( Corynocarpus
laevigatus J.R. et G. Forst.) in New Zealand. In contrast, the extent and importance of prehistoric arboriculture in New Zealand has ...
Communication accommodation theory: understanding language use in social interaction
Communication accommodation theory (CAT) is currently the most encompassing theory of language use in social situations. It seeks to explain not only language use, but also the social psychological processes underlying ...
Spatio-temporal patterns of campylobacter contamination in freshwaters: results from the Taieri and Motueka catchments
New Zealand has a history of rapid ecosystem change since the arrival of humans, resulting in a predominantly agricultural landscape. Non-point source pollution from pastoral land use causes microbial contamination of ...
The evolutionary consequences of phenotypic plasticity: adding spatial dimension
I describe a model for the evolutionary consequences of plasticity in an environmentally heterogeneous metapopulation in which specialists for each of two alternative environments and one plastic type are initially present. ...
Sport and time geography: a good match?
This paper proposes using the rich visual “language” of Hägerstrand’s time geography to represent time-space relationships in sport, in particular within the spatial and temporal constraints of a game of rugby. Despite ...