Problem 2497. Distance between two GPS Coordinates

Created by Peter Cook

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>A problem that arises when performing geographically weighted regression is determining the distance between GPS coordinates. GIS (geographical information system) data is usually reported as a function of latitude and longitude.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>A common form of GIS data is a CSV file of latitude, longitude, z triples, where z is some quantity that varies with space.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>As a prelude to interpolation, the distance between a given point and every other given point in an area needs to be calculated.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Given a set of GPS coordinates, return the distance (in miles) between each point and every point around it using the haversine formula (</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://en.wikipedia.org/wiki/Haversine_formula\"><w:r><w:t>http://en.wikipedia.org/wiki/Haversine_formula</w:t></w:r></w:hyperlink><w:r><w:t> ) and taking the radius of Earth to be 3959 miles.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>See Test Suite for Examples</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

70 Solutions
24 Solvers

Last Solution submitted on Apr 28, 2021

Last 200 Solutions

Problem Comments

2 Comments

2 Comments

Tim on 11 Aug 2014

Test suite needs abs( ).

Peter Cook on 14 Aug 2014

Updated. Thank you for the feedback

Problem Recent Solvers24

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 2497. Distance between two GPS Coordinates

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers24

Suggested Problems

More from this Author9

Problem Tags

Community Treasure Hunt

Problem 2497. Distance between two GPS Coordinates

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers24

Suggested Problems

More from this Author9

Problem Tags

Community Treasure Hunt

Players