Test points, no noise, each row one data point (x y label)
  0.32423866  -0.87108547  0
 -0.09854700   0.79372639  0
 -0.69784661  -0.53761864  0
 -0.73524767   0.24782569  0
  0.45733168   0.03705761  0
 -0.33407446   0.60186639  0
 -0.55737594  -0.70741394  0
  0.12165811  -0.26933311  0
  0.03723063  -0.89112089  0
  0.25534471  -0.16343992  0
  0.03899835  -0.43603897  0
 -0.80181266   0.47215645  0
  0.38340239  -0.79810580  0
 -0.16906126   0.05272174  0
 -0.60051075   0.47934065  0
 -0.09629190   0.82803754  0
  0.40032660   0.29049503  0
 -0.99604756  -0.60640642  0
 -0.54859914  -0.61038334  0
  0.34411167   0.21718913  0
 -0.17450756   0.61712704  0
 -0.72638886  -0.91277214  0
  0.21055026  -0.36503106  0
 -0.57842141   0.55420083  0
 -0.43060868   0.43940641  0
  0.68555996  -0.99461222  0
 -0.91235783  -0.25475035  0
 -0.02245841   0.55344732  0
 -0.15201468   0.79792453  0
 -0.09942812   0.83199334  0
 -0.67880372  -0.74692024  0
 -0.56863814   0.37917801  0
  0.39572995  -0.10429581  0
  0.18764988  -0.44555445  0
  0.59534432  -0.96687719  0
 -0.49853056  -0.61512371  0
  0.42434015   0.45981442  0
 -0.37276370   0.70497435  0
 -0.83297533   0.14968534  0
  0.98579933  -0.70991297  0
  0.21820132   0.65633782  0
 -0.16083758   0.57867604  0
 -0.19360590   0.12139827  0
  0.21669201  -0.32713007  0
  0.13405255  -0.25539566  0
 -0.68494767  -0.77966853  0
  0.98034594  -0.81112876  0
  0.43483621  -0.36605246  0
 -0.79818484   0.31253888  0
  0.07240711  -0.85039017  0
  0.91315430   0.15731540  1
  0.26936806  -0.51176357  1
 -0.11962984   0.43441319  1
  0.27277385   0.32512724  1
  0.06598427   0.41424108  1
 -0.46965252   0.03932626  1
  0.70353193   0.41548170  1
  0.96743920   0.55153331  1
 -0.42263955   0.89970231  1
 -0.81356026   0.90012128  1
  0.29501982   0.81300561  1
  0.79362592   0.64106193  1
  0.01238288  -0.08175895  1
  0.59848258   0.90940426  1
  0.54070718   0.90621734  1
  0.52226100   0.81683314  1
 -0.26462957   0.42189680  1
 -0.89408032   0.85735649  1
 -0.15548980  -0.59444336  1
  0.77006512   0.03123087  1
 -0.20213075   0.39778575  1
  0.89996658   0.37542948  1
  0.08433764  -0.53343274  1
 -0.50490298  -0.26037455  1
 -0.19665833  -0.45631899  1
 -0.34647761   0.43655427  1
  0.43531455   0.77704421  1
  0.28215072   0.74896207  1
  0.42661310  -0.61708522  1
 -0.43234202   0.91475142  1
  0.29905229   0.00959274  1
  0.13437765  -0.76407156  1
 -0.38293498   0.33233898  1
  0.61519778  -0.41944661  1
 -0.96883218   0.92900844  1
 -0.04101613   0.90180512  1
  0.90898926   0.21142117  1
  0.78654393   0.69377465  1
  0.88775095   0.55566129  1
 -0.17394140   0.39917608  1
  0.20561181  -0.69807925  1
 -0.42557951  -0.64094164  1
 -0.21249603   0.39421731  1
  0.65052465   0.60100823  1
  0.11819669  -0.73108882  1
 -0.89792140   0.60855288  1
  0.81521312   0.65478900  1
 -0.67691600   0.75362258  1
 -0.08060289   0.94076096  1
  0.03821425   0.91405057  1
Test points, noise stddev=0.01, each row one data point (x y label)
  0.32806751  -0.86629392  0
 -0.09686010   0.80451242  0
 -0.69537577  -0.52804876  0
 -0.75075864   0.25884294  0
  0.47846494   0.03202716  0
 -0.32954074   0.58975299  0
 -0.57317284  -0.71602978  0
  0.10070248  -0.28538547  0
  0.03525077  -0.88597870  0
  0.25950645  -0.15347385  0
  0.03845586  -0.44054639  0
 -0.81635012   0.46975588  0
  0.40781728  -0.80676509  0
 -0.17386158   0.07238236  0
 -0.59489424   0.49313251  0
 -0.08892668   0.84078763  0
  0.38687066   0.28288044  0
 -0.98580095  -0.59779134  0
 -0.56731698  -0.61449702  0
  0.33311972   0.20451269  0
 -0.16252860   0.60686650  0
 -0.73576700  -0.91837795  0
  0.21230549  -0.35632365  0
 -0.56980539   0.55664944  0
 -0.44798909   0.43696196  0
  0.68913067  -0.98851524  0
 -0.92663622  -0.26459254  0
 -0.02383503   0.55941572  0
 -0.14077695   0.79239700  0
 -0.08660762   0.82884745  0
 -0.68140351  -0.75085742  0
 -0.56079499   0.37989693  0
  0.39085103  -0.09432131  0
  0.17956170  -0.43939151  0
  0.60031012  -0.96068443  0
 -0.49659398  -0.62376345  0
  0.42681683   0.45771988  0
 -0.39226102   0.68934288  0
 -0.83116185   0.15380740  0
  0.99542051  -0.72318148  0
  0.22640465   0.65817282  0
 -0.16589243   0.56593826  0
 -0.18927713   0.10981007  0
  0.20756165  -0.33102941  0
  0.13274002  -0.26435986  0
 -0.67676394  -0.77484728  0
  0.97490344  -0.80724609  0
  0.43031875  -0.37773122  0
 -0.79663222   0.32662479  0
  0.07322233  -0.83255592  0
  0.90901777   0.15619380  1
  0.27803751  -0.49465133  1
 -0.11981950   0.43468499  1
  0.27962872   0.32287753  1
  0.06721835   0.39230075  1
 -0.47657915   0.03455697  1
  0.70433680   0.41594189  1
  0.99054727   0.56999435  1
 -0.42588820   0.90055812  1
 -0.80886263   0.91005852  1
  0.28885497   0.81372583  1
  0.79950499   0.66595936  1
  0.01137879  -0.07030527  1
  0.59187767   0.90254900  1
  0.53524861   0.90541673  1
  0.51380090   0.82874721  1
 -0.24862325   0.42643719  1
 -0.87987335   0.87504323  1
 -0.15050333  -0.59319714  1
  0.78900281   0.02181292  1
 -0.19702911   0.39538328  1
  0.90381267   0.39155706  1
  0.09642652  -0.52235972  1
 -0.49055942  -0.26474221  1
 -0.19865419  -0.46493866  1
 -0.34289054   0.43979922  1
  0.45062613   0.75119964  1
  0.27031190   0.74575071  1
  0.41329441  -0.60680425  1
 -0.43269781   0.90782311  1
  0.30019865   0.00072770  1
  0.12260204  -0.74633987  1
 -0.38451028   0.33176034  1
  0.62974116  -0.43065891  1
 -0.97673068   0.94006062  1
 -0.04848055   0.88824943  1
  0.92291850   0.20373053  1
  0.78135509   0.68363617  1
  0.89685207   0.55366268  1
 -0.19764992   0.40947467  1
  0.19698245  -0.69537064  1
 -0.41153486  -0.63870666  1
 -0.19979111   0.38812549  1
  0.63860957   0.59206480  1
  0.12551953  -0.72030511  1
 -0.90201722   0.59999671  1
  0.81798938   0.65234790  1
 -0.67109259   0.78289173  1
 -0.08565469   0.94310477  1
  0.01486659   0.89058431  1
Test points, noise stddev=0.05, each row one data point (x y label)
  0.34884424  -0.78587874  0
 -0.02368535   0.85896986  0
 -0.70865182  -0.50789669  0
 -0.68769759   0.28126404  0
  0.51592370   0.02405708  0
 -0.27969923   0.55779246  0
 -0.58333964  -0.62384712  0
  0.10418050  -0.32172917  0
  0.04897298  -0.84730132  0
  0.22455039  -0.15532825  0
  0.03897132  -0.50337002  0
 -0.76026268   0.38683994  0
  0.35552616  -0.70453713  0
 -0.19246138   0.00143246  0
 -0.60334756   0.49430463  0
 -0.12933982   0.82710729  0
  0.41002101   0.25092117  0
 -1.01555247  -0.53827785  0
 -0.56102007  -0.59780920  0
  0.24158860   0.24835925  0
 -0.21251615   0.66054875  0
 -0.72148903  -0.91969860  0
  0.18522149  -0.32995807  0
 -0.54306650   0.60314613  0
 -0.37113398   0.37462815  0
  0.68113354  -1.06330324  0
 -0.92998168  -0.28118568  0
  0.07506563   0.53329016  0
 -0.11586336   0.86746849  0
 -0.10001975   0.81373631  0
 -0.66840000  -0.70827842  0
 -0.50063627   0.44635079  0
  0.40529972  -0.09848288  0
  0.21638337  -0.44324644  0
  0.64914780  -1.00896518  0
 -0.44953207  -0.70558147  0
  0.45748907   0.51997092  0
 -0.40567123   0.65942475  0
 -0.85694138   0.13005114  0
  0.90320059  -0.71676520  0
  0.22499943   0.66865015  0
 -0.17754481   0.57322268  0
 -0.22626967   0.14641539  0
  0.24275360  -0.31982668  0
  0.11069802  -0.25558371  0
 -0.71003457  -0.68621941  0
  1.00746548  -0.86700438  0
  0.34417769  -0.42838408  0
 -0.84028366   0.32533062  0
 -0.04995263  -0.84504754  0
  0.90838791   0.13926062  1
  0.27650828  -0.51931455  1
 -0.13946477   0.40941124  1
  0.25157248   0.32097985  1
  0.01560477   0.40675945  1
 -0.45595667   0.01206958  1
  0.79985678   0.36802923  1
  0.93570066   0.48389750  1
 -0.35030574   0.88435878  1
 -0.79922410   0.84276745  1
  0.18105185   0.85084146  1
  0.80182596   0.66700394  1
 -0.13084542  -0.12419151  1
  0.50086508   0.90795350  1
  0.51974644   0.89282006  1
  0.54369650   0.86727408  1
 -0.31687297   0.37336408  1
 -1.00321514   0.95885607  1
 -0.09201333  -0.60134810  1
  0.70174533  -0.08514871  1
 -0.19005385   0.37996290  1
  0.91513144   0.41138146  1
  0.06284928  -0.50374810  1
 -0.46619253  -0.22086405  1
 -0.16316074  -0.45821448  1
 -0.34581280   0.51669386  1
  0.43058332   0.84974966  1
  0.28909034   0.85461885  1
  0.42134551  -0.58145303  1
 -0.46057586   0.92000513  1
  0.26621375  -0.08980719  1
  0.19215576  -0.85348553  1
 -0.38890659   0.25815676  1
  0.67807621  -0.40275312  1
 -1.00112674   0.95264132  1
 -0.03089800   0.84998932  1
  0.88014151   0.22636388  1
  0.68775648   0.67250614  1
  0.86565607   0.52123664  1
 -0.24262619   0.47426477  1
  0.11966286  -0.75487255  1
 -0.52583499  -0.63438655  1
 -0.23925754   0.43545539  1
  0.58380211   0.61181178  1
  0.09766671  -0.72951543  1
 -0.89108804   0.59095525  1
  0.82326739   0.72098187  1
 -0.67025563   0.77614209  1
 -0.03005202   0.89812740  1
  0.14368175   0.98561110  1
Test points, noise stddev=0.1, each row one data point (x y label)
  0.21463953  -0.84063030  0
  0.03965951   0.87378650  0
 -0.67555922  -0.57259506  0
 -0.96238693   0.24597920  0
  0.44812797   0.06212874  0
 -0.42855818   0.51031831  0
 -0.59274235  -0.62626202  0
  0.23210189  -0.25955594  0
  0.14358743  -0.76116569  0
  0.55859319  -0.17053560  0
  0.06068805  -0.49798352  0
 -0.67191102   0.54221339  0
  0.28980017  -0.83498563  0
 -0.05570143   0.24958391  0
 -0.62328395   0.67018046  0
  0.04691285   0.85755100  0
  0.34734281   0.25414646  0
 -1.02973924  -0.56879800  0
 -0.43357257  -0.59581150  0
  0.53278196   0.28811406  0
 -0.27975621   0.49669884  0
 -0.91485515  -0.94690749  0
  0.23562274  -0.48407838  0
 -0.59690146   0.49990902  0
 -0.34530368   0.50054034  0
  0.60267950  -1.03246467  0
 -1.05288259  -0.48407126  0
 -0.13482544   0.45066885  0
 -0.09837200   0.88110872  0
 -0.09818086   0.70125550  0
 -0.67873657  -0.45234317  0
 -0.42529560   0.28515052  0
  0.48299424  -0.24229854  0
  0.12477246  -0.39687314  0
  0.48305567  -1.15072261  0
 -0.32500731  -0.69224548  0
  0.38219505   0.41473834  0
 -0.45642132   0.77843655  0
 -0.90281531   0.15089831  0
  1.00248140  -0.70434651  0
  0.13572383   0.57727322  0
 -0.28038169   0.60403375  0
 -0.17037526   0.09881498  0
  0.14490166  -0.27932017  0
  0.20164038  -0.50291827  0
 -0.68835743  -0.87565784  0
  0.96599418  -0.82723703  0
  0.32633651  -0.34406477  0
 -0.60402060   0.25942577  0
 -0.10539298  -0.70847593  0
  1.13210837   0.18672382  1
  0.39305700  -0.32324581  1
 -0.06525257   0.54709743  1
  0.22195719   0.23052798  1
  0.06419079   0.48621308  1
 -0.39155150   0.05373303  1
  0.79535743   0.57871823  1
  1.16330577   0.59915745  1
 -0.53009661   0.75193139  1
 -0.72931385   0.94816492  1
  0.60371045   0.91049777  1
  0.75916014   0.67809730  1
 -0.12682726  -0.09359715  1
  0.59596647   0.77763267  1
  0.43091110   0.87073481  1
  0.47895447   0.86600609  1
 -0.33443470   0.36692161  1
 -1.05750021   0.65080575  1
 -0.12583286  -0.49045057  1
  0.86541180  -0.03451021  1
 -0.32023864   0.49306124  1
  0.92725173   0.41622938  1
  0.23235769  -0.68286618  1
 -0.37330292  -0.09781623  1
 -0.21429115  -0.43493811  1
 -0.51706839   0.44072889  1
  0.50731768   0.78459302  1
  0.28646163   0.64804862  1
  0.34714653  -0.54137776  1
 -0.51051302   0.73767126  1
  0.27657149  -0.07004844  1
  0.24070160  -0.66304327  1
 -0.31332175   0.36904728  1
  0.59184837  -0.29495585  1
 -1.00500396   0.98711915  1
  0.05277805   1.03619299  1
  0.95358298   0.41987287  1
  0.71178237   0.68985773  1
  0.98992896   0.53461608  1
  0.01161851   0.52340052  1
  0.11579324  -0.86330768  1
 -0.40155750  -0.66965015  1
 -0.29480715   0.21477370  1
  0.58994904   0.53311419  1
  0.21312618  -0.55144665  1
 -0.66432015   0.55747043  1
  0.77859714   0.79851258  1
 -0.69783327   0.80664739  1
 -0.05276749   0.87563796  1
 -0.01400553   0.97117020  1