unittest fixed
SFM.partialDerivative with unittest
re-arrange unit test folder
SFM.getJacobian with unittest
svd tested
svd fixed
svdSolve tested
svd solve unit test
qr decomposition inital implememtation with unittest
three column design in matching phase
refactoring websift
webgl scale adjusted
compare feature utility for testing
websift refactor
sba
try neuter
build project with neuter