Dennis Opiyo

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Work experience

Data Mining using Google Earth Engine, digitizing of roads for points validation.
StreamNetwork generation of various water tower areas using Arcmap
Generation of Land cover types using various softwares Erdas imagine and Arcmap.
Data collection using trimble GPS.

Work experience

Outline
Employed in the office of the president under the Directorate of Resource Survey and Remote
Sensing (DRSRS) as intern for GIS and Remote sensing.
Key responsibilities
Data entry, management and analysis using excel sheet
Generating land use land cover of various counties using ArcGIS and RStudio by using
random forest algorithm.
Sub setting of raster images using Erdas Imagine and ENVI softwares.
Layer stacking of satellite images using Erdas Imagine and ENVI.
Statistical analysis of various raster and vector data in Microsoft excel.
Assisting in data download for example satellite data for further processing.
Assisting in data visualization and analysis of various land use land cover for various
counties.
Assisting in writing of technical reports for land use land cover for various counties.
Team working for mapping lake Baringo from 1995 to 2020.
Creating of various maps using ArcGIS.
Data collection by use Trimble GPS in Nakuru county.
Filling of data collection forms during field work in Nakuru county.

Education

Bachelor of Technology in Geoinformation technology at The Technical University of Kenya

Mapping groundwater potential zones using Analytical hierarchy process in Marsabit
county. Involves remote sensing data collection, analysis and use of multicriteria decision
making analysis and ArcGIS as software.
Went through R programming through the use of RStudio by using various packages
such as ggplot2, Caret, tidyr, tensorflow and dplyr.
Creating maps through the use of ArcGIS and color brewer for color advice.
Writing of technical reports for my project in mapping groundwater using Analytical
hierarchy process in Marsabit county.
Creating land use land cover for Nairobi County using Landsat 8.
Went through data collection tools such ODK, Kobo tool box for mapping around the
campus.
Use of visual studio code for website creation and posting maps on webs.
Topo mapping of Uhuru Park through the use of total station and ArcGIS.