A classic and age old problem in GPS is collecting potentially wonderful data in the field, getting back the office, and realizing a lot of manual scrubbing, data massaging, and other such careful work will need to be done to make the GPS data useful and meaningful. This assumes we can even meaningfully correct it at all. This is true too (maybe especially) for GPS … Continue reading FOSS4G Korea 2014, poor GPS photos, and mapillary (part 2 of n)