Alain Boudreau

Quantitative Data Classification and Ethical Implications

Posted by in Courses, GEOB270, GIS Maps

The image below shows four different quantitative data classification methods to visualize the housing cost in the city of Vancouver, BC. The goal of the exercise was to show how the same data can be presented in very different ways depending on how the categorization is designed. The map classifying housing cost by standard deviation for example represents a more relative picture of the cost per house in Vancouver because it shows where the lowest housing cost is in relation to the most expensive. In order to show prices as fixed brackets of cost, the…read more

Vancouver Tsunami Planning

Posted by in Courses, GEOB270, GIS Maps

  The map shown above delineates and are of Vancouver BC susceptible to damage should a 15m tsunami hit the west coast of Canada. Using the sum area of the tsunami danger zone divided by the total Vancouver area, we find that 15.5% of Vancouver is susceptible to damage if water levels reach 15 meters. Within the outlined danger zone, we find a list of healthcare and educational facilities at risk: Healthcare: False Creek Residence Broadway Pentecostal Lodge Coast West Community Home Yaletown House Society Villa Cathay Care House Education:…read more

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