Suppose that you have the position of each person in the world. Position is the pair (latitude, longitude).
How to represent the data so that I can find the nearest person from a point (φ,λ) without comparing to every pair in the collection? -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algoge...@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=.