lbfgs-0.0.3: L-BFGS optimization

Numeric.LBFGS.Raw

Documentation

data CLineSearchAlgorithm Source

Instances

Show CLineSearchAlgorithm
Storable CLineSearchAlgorithm

data CLBFGSParameter Source

Constructors

CLBFGSParameter
Fields m :: CInt epsilon :: CDouble past :: CInt delta :: CDouble max_iterations :: CInt linesearch :: CLineSearchAlgorithm max_linesearch :: CInt min_step :: CDouble max_step :: CDouble ftol :: CDouble wolfe :: CDouble gtol :: CDouble xtol :: CDouble orthantwise_c :: CDouble orthantwise_start :: CDouble orthantwise_end :: CDouble

Instances

Show CLBFGSParameter
Storable CLBFGSParameter

type CEvaluateFun a = StablePtr a -> Ptr CDouble -> Ptr CDouble -> CInt -> CDouble -> IO CDouble Source

type CProgressFun a = StablePtr a -> Ptr CDouble -> Ptr CDouble -> CDouble -> CDouble -> CDouble -> CDouble -> CInt -> CInt -> CInt -> IO CInt Source

defaultCParam :: CLBFGSParameter Source

c_lbfgs :: CInt -> Ptr CDouble -> Ptr CDouble -> FunPtr (CEvaluateFun a) -> FunPtr (CProgressFun a) -> StablePtr a -> Ptr CLBFGSParameter -> IO CInt Source

c_lbfgs_malloc :: CInt -> IO (Ptr CDouble)Source

c_lbfgs_free :: Ptr CDouble -> IO ()Source

c_lbfgs_evaluate_t_wrap :: CEvaluateFun a -> IO (FunPtr (CEvaluateFun a))Source

c_lbfgs_progress_t_wrap :: CProgressFun a -> IO (FunPtr (CProgressFun a))Source

defaultLineSearch :: CLineSearchAlgorithm Source

moreThuente :: CLineSearchAlgorithm Source

backtrackingArmijo :: CLineSearchAlgorithm Source

backtracking :: CLineSearchAlgorithm Source

backtrackingWolfe :: CLineSearchAlgorithm Source

backtrackingStrongWolfe :: CLineSearchAlgorithm Source

newtype CLBFGSResult Source

Constructors

CLBFGSResult
Fields unCLBFGSResult :: CInt

Instances

Eq CLBFGSResult
Show CLBFGSResult

lbfgsSuccess :: CLBFGSResult Source

lbfgsConvergence :: CLBFGSResult Source

lbfgsStop :: CLBFGSResult Source

lbfgsAlreadyMinimized :: CLBFGSResult Source

lbfgserrUnknownerror :: CLBFGSResult Source

lbfgserrLogicerror :: CLBFGSResult Source

lbfgserrOutofmemory :: CLBFGSResult Source

lbfgserrCanceled :: CLBFGSResult Source

lbfgserrInvalidN :: CLBFGSResult Source

lbfgserrInvalidNSse :: CLBFGSResult Source

lbfgserrInvalidXSse :: CLBFGSResult Source

lbfgserrInvalidEpsilon :: CLBFGSResult Source

lbfgserrInvalidTestperiod :: CLBFGSResult Source

lbfgserrInvalidDelta :: CLBFGSResult Source

lbfgserrInvalidLinesearch :: CLBFGSResult Source

lbfgserrInvalidMinstep :: CLBFGSResult Source

lbfgserrInvalidMaxstep :: CLBFGSResult Source

lbfgserrInvalidFtol :: CLBFGSResult Source

lbfgserrInvalidWolfe :: CLBFGSResult Source

lbfgserrInvalidGtol :: CLBFGSResult Source

lbfgserrInvalidXtol :: CLBFGSResult Source

lbfgserrInvalidMaxlinesearch :: CLBFGSResult Source

lbfgserrInvalidOrthantwise :: CLBFGSResult Source

lbfgserrInvalidOrthantwiseStart :: CLBFGSResult Source

lbfgserrInvalidOrthantwiseEnd :: CLBFGSResult Source

lbfgserrOutofinterval :: CLBFGSResult Source

lbfgserrIncorrectTminmax :: CLBFGSResult Source

lbfgserrRoundingError :: CLBFGSResult Source

lbfgserrMinimumstep :: CLBFGSResult Source

lbfgserrMaximumstep :: CLBFGSResult Source

lbfgserrMaximumlinesearch :: CLBFGSResult Source

lbfgserrMaximumiteration :: CLBFGSResult Source

lbfgserrWidthtoosmall :: CLBFGSResult Source

lbfgserrInvalidparameters :: CLBFGSResult Source

lbfgserrIncreasegradient :: CLBFGSResult Source