Top "Geohashing" questions

Geohash is a latitude/longitude encoding system using Base-32 characters.

How to use Redis and geo proximity search to find two users at the same location?

I want to implement a service that, given users' geo coordinates, can detect whether two users are at the very …

redis geospatial geo geohashing
Spatial data with mongodb or cassandra

I am considering a Proof of concept for handling large volumes of data like > 10 G which requires atleast 200+ writes …

mongodb cassandra gis geohashing
geohash string length and accuracy

if length of geohash string is more, it is more accurate. But is there any direct relationship like if length …

geohashing
Finding geohashes of certain length within radius from a point

I have points with a given latlong and a distance around them - e.g. { 40.6826048,-74.0288632 : 20 miles, 51.5007825,-0.1258957 : 100 miles}. If …

geohashing
geohash and max distance

Two geohash with first 6 characters matching, distance between two geohash is max 0.61km Two geohash with first 5 characters matching, distance …

geohashing
How to use geo_point with geohash in Elasticsearch with a Java class?

I have a Java class which looks as follows (GeoPoint is an Elasticsearch type): private Long id; private Integer genre; …

elasticsearch geohashing
Applying the python-geohash encode function on a dataframe

I am trying to apply the encode function to a dataframe. I keep meeting a ValueError: >>> import …

python python-3.x pandas geospatial geohashing
Google App Engine Geohashing

I am writing a web application using GWT and App Engine. My application will need to post and query items …

google-app-engine map geolocation geocoding geohashing
Geohash Module installed but import error

I am using ipython Jupyter notebook in Windows 10. I have installed Geohash using pip install geohash in cmd. When I …

ipython geohashing
What are some efficient Geohash bounding box coverage algorithms?

My requirement is: Given a lat-lon bounding box, return a set of geohashes such that: The number of geohashes in …

map geolocation gis geospatial geohashing