%?RANSAC?-?Robustly?fits?a?model?to?data?with?the?RANSAC?algorithm
%
%?Usage:
%
%?[M?inliers]?=?ransac（x?fittingfn?distfn?degenfn?s?t?feedback?...
%???????????????????????maxDataTrials?maxTrials）
%
%?Arguments:
%?????x?????????-?Data?sets?to?which?we?are?seeking?to?fit?a?model?M
%?????????????????It?is?assumed?that?x?is?of?size?[d?x?Npts]
%?????????????????where?d?is?the?dimensionality?of?the?data?and?Npts?is
%?????????????????the?number?of?data?points.
%
%?????fittingfn?-?Handle?to?a?function?that?fits?a?model?to?s
%?????????????????data?from?x.??It?is?assumed?that?the?function?is?of?the
%?????????????????form:?
%????????????????????M?=?fittingfn（x）
%?????????????????Note?it?is?possible?that?the?fitting?function?can?return
%?????????????????multiple?models?（for?example?up?to?3?fun