Asian Surveying & Mapping
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Astranis clinches $115 million Taiwan deal despite satellite setback
TAMPA, Fla. — Astranis has signed a $115 million...
UAE and Egypt Strengthen Space Collaboration with New MoU
In a milestone development for Arab space collaboration, the...
Seoul launches 4th spy satellite to boost North Korea surveillance
South Korea’s military now operates an increasingly integrated cluster...
Indonesia seeks space defense cooperation with Japan’s military
Jakarta (ANTARA) - The Ministry of Defense of Indonesia...
China Launches 3 Astronauts To Its Space Station
The spacecraft Shenzhou-20 and the crew lifted off atop...
Former Isro chairman K Kasturirangan dies in Bengaluru at 84
Dr. Kasturirangan led the Isro, the Space Commission, and...
South Korea is converting an abandoned coal mine into a moon exploration testing ground
South Korea is transforming abandoned coal mines into testing...
ISRO to Launch Chandrayaan-5 With Japan, Plans Space Station
Dr. V. Narayanan, Chairman of the Indian Space Research...
Russia and China are threatening SpaceX’s Starlink satellite constellation, new report finds
SpaceX's Starlink satellite constellation is facing threats from Russia...
China and Pakistan agree to fly 1st foreign astronaut to Chinese space station
For the first time, the Chinese space program will train...

January 2nd, 2012
Comparing OpenStreetMap with TomTom

By means of a variety of studies, the authors show that the difference between the OSM street network for car navigation in Germany and a comparable proprietary dataset was only 9% in June 2011. The results of the analysis regarding the entire street network showed that OSM even exceeds the information provided by the proprietary dataset by 27%. Further analyses show on what scale errors can be reckoned with in the topology of the street network, and the completeness of turn restrictions and street name information. In addition to the analyses conducted over the past few years, projections have additionally been made about the point in time by which the OSM dataset for Germany can be considered “complete” in relative comparison to a commercial dataset. Read More