[SoC] Report #11

[Qing Liu]

Hi,

Sorry for the late report but my Internet was down Friday through the
past weekend.

What did you get done this week?
  Wrote document for cost-weighted distance.
  Wrote plpgsql prototype for alternative arguments settings of
Euclidean distance with KNN indexing approach.


What do you plan on doing next week?
  Revise the cost-weighted distance document.
  Test the prototype.
  Write C implementation for Euclidean distance.
  Post code and document to Postgis-devl and Postgis-user list, have
the community help on testing it.

Best,
Qing