PinnedBryan R. VallejoinTowards Data ScienceMonitoring Sea Surface Temperature at the global level with GEEHow to create a Streamlit app for ocean monitoring with Python·7 min read·Mar 8, 2023----
PinnedBryan R. VallejoinTowards Data ScienceDijkstra’s algorithm weighted by travel time in OSM networksFinding the fastest and shortest path with the OSMNX 1.6·7 min read·Oct 10, 2023----
PinnedBryan R. VallejoinTowards Data ScienceShortest Path (Dijkstra’s) algorithm step-by-step Python guideAn update using OSMNX 1.6 and a long-distance path·6 min read·Oct 4, 2023--2--2
PinnedBryan R. VallejoinGIS4 Wildlife“Wildlife Tracker” v0.4: technical and methodological overviewSpatio-temporal annotation with ocean biogeochemistry variables·6 min read·Oct 12, 2022--1--1
PinnedBryan R. VallejoinTowards Data ScienceVisualization of Bike Sharing System movements in Helsinki with an interactive flow-mapInteractive flow-map in Leaflet based on OD-matrix of Bike movements in Helsinki·7 min read·Jul 18, 2021----
Bryan R. VallejoMy 30-Day Map Challenge 2023An overview of selected map topics and algorithms4 min read·Jun 6, 2024----
Bryan R. VallejoinTowards Data ScienceBike-sharing system movements to the Metallica concert in Tartu, EstoniaGPS tracking visualization with Movingpandas and KeplerGl — Tutorial·9 min read·Jan 4, 2023----
Bryan R. VallejoinTowards Data ScienceUnveiling fishing activity risk to marine megafauna with geospatial technologiesWhale sharks endangered by Chinese fishing vessels — Galapagos Islands·7 min read·Oct 1, 2022--1--1
Bryan R. VallejoinGIS4 WildlifeEarth Observation and Biologging Data for Marine ConservationWildlife Tracker v0.3: a real-time geo technology tool5 min read·Aug 1, 2022----
Bryan R. VallejoinTowards Data ScienceMobile Network Operators' Coverage in EcuadorGeovisualization of Cellular Antenna’s development of 2G, 3G, and 4G·5 min read·Jun 3, 2022----