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Rooting Out Routes

Rooting Out Routes

by Mark Restrepo on October 3, 2019 with No Comments

Problem Rather than simply flying straight from point A to point B, commercial airline flights fly along preset routes. Pilots often liken these routes to “highways in the sky.” However, unlike highways on the ground, exact maps of these routes … Read More

Spatial Data, Visualization
How to use TransE effectively

How to use TransE effectively

by Vivek Dhand on June 27, 2018 with No Comments

TransE, or Translating Embeddings for Modeling Multi-relational Data, lets us embed the contents of a knowledge graph by assigning vectors to nodes and edge types (a.k.a. predicates) and, for each subject-predicate-object triple, minimizing the distance between the object vector and … Read More

Neural Networks, Visualization
CCRi’s conference speaking stars

CCRi’s conference speaking stars

by Bob DuCharme on April 17, 2017 with No Comments

Here at CCRi, we’re working on such an interesting set of technologies that we could probably find a conference to speak at every week if we wanted to. Two especially nice conferences that recently included CCRi speakers were the Google … Read More

GeoMesa, Semantic Embeddings, Visualization
New in GeoMesa: Spark SQL, Zeppelin Notebooks support, and more

New in GeoMesa: Spark SQL, Zeppelin Notebooks support, and more

by Bob DuCharme on March 20, 2017 with 2 Comments

Release 1.3 of GeoMesa has taken some great steps in making GeoMesa an even better analytics platform for Big Spatial Data. Many improvements fall into two categories: support for a wider range of Spark features and improved support for interactive … Read More

GeoMesa, Spatial Data, Visualization
Using Orion to view graphs with thousands of nodes

Using Orion to view graphs with thousands of nodes

by Bob DuCharme on January 3, 2017 with No Comments

  It’s a cliché that a picture is worth a thousand words, but what if you want to create a picture of two thousand nodes connected to each other with several fields of information attached to each node? Trying to … Read More

Visualization
Visualizing huge volumes of AIS data in a web-based map using GeoMesa and GeoServer

Visualizing huge volumes of AIS data in a web-based map using GeoMesa and GeoServer

by Anthony Fox on September 8, 2016 with 7 Comments

When starting a new data science project, one should typically first understand the problem domain, state a hypothesis, and then gather data to prove or disprove said hypothesis. But, if I’m being honest, I usually start with a new data … Read More

GeoMesa, Spatial Data, Visualization
New GeoMesa tutorial: Aggregating and Visualizing Data

New GeoMesa tutorial: Aggregating and Visualizing Data

by Bob DuCharme on August 17, 2016 with No Comments

Earlier this summer, the CCRi blog entry GeoMesa analytics in a Jupyter notebook introduced the use of Jupyter notebooks with Scala and GeoMesa to do Apache Spark analytics and geospatial visualization. As the blog entry said, it only scratched the … Read More

GeoMesa, Spatial Data, Visualization
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