Berthold K.P. Horn      

Publications

Other:

FTMRTT app for localization using Wi-Fi access points

WifiRttScanX app for FTM RTT calibration

Indoor equivalent of GPS? Fine Time Measurement (FTM) Round Trip Time (RTT)

Quaternions: what are they, and why do we need to know?

Tired of stop-and-go traffic? — How to suppress traffic flow instabilities.

Wish to improve cell phone reception? — How to install a cellular repeater.

Want to learn more about cellular signals? — CellTracker app for Android.

Where is cell phone coverage poor? — Distribution of femto cells as a proxy for poor service.

Interested in weather data collection? — Crowd-sourcing urban air temperatures from smartphone battery temperatures

“Absolute Orientation” third in list of top cited papers in the Journal of the Optical Society (JOSA A)

Still using Y&Y TeX? Would you like to 'upgrade' to TeX 3.14159265? Download zip file of .exe and .dll

Which pored mushroom is it? — Identifying boletes of the North East

Hiking in the Ossipee Mountains? — Get the detailed map for your GPS

Hiking on the Kapalua Resort Trails? — Get tracks for Google Earth or your GPS

Some more random links...

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