Documentation
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Index ¶
- func BaumWelchAlgorithm(obj baumWelchCore, meta ConstVector, ...) error
- func EmAlgorithm(obj emCore, meta ConstVector, nData, nComponents int, epsilon float64, ...) error
- type BasicHmm
- type BasicMixture
- type BaumWelchHook
- type BaumWelchOptimizeEmissions
- type BaumWelchOptimizeTransitions
- type BaumWelchTmp
- type ChmmTransitionMatrix
- func (obj ChmmTransitionMatrix) CloneTransitionMatrix() TransitionMatrix
- func (obj ChmmTransitionMatrix) EvalConstraints(lambda ConstVector, x MagicVector) error
- func (obj ChmmTransitionMatrix) GetConstraints() []EqualityConstraint
- func (obj ChmmTransitionMatrix) GetMatrix() Matrix
- func (obj ChmmTransitionMatrix) Normalize() error
- type EmHook
- type EmOptimizeEmissions
- type EmOptimizeWeights
- type EmTmp
- type EqualityConstraint
- type HhmmTransitionMatrix
- type Hmm
- func (obj *Hmm) BaumWelchStep(hmm1, hmm2 *Hmm, data HmmDataSet, meta ConstVector, tmp []BaumWelchTmp, ...) (float64, error)
- func (obj *Hmm) Clone() *Hmm
- func (obj *Hmm) ExportConfig() ConfigDistribution
- func (obj *Hmm) ForwardBackward(data HmmDataRecord) (Matrix, Matrix, error)
- func (obj *Hmm) GetParameters() Vector
- func (obj *Hmm) ImportConfig(config ConfigDistribution, t ScalarType) error
- func (obj *Hmm) LogPdf(r Scalar, data HmmDataRecord) error
- func (obj *Hmm) NEDists() int
- func (obj *Hmm) NStates() int
- func (obj *Hmm) Posterior(r Scalar, data HmmDataRecord, states [][]int) error
- func (obj *Hmm) PosteriorMarginals(data HmmDataRecord) ([]Vector, error)
- func (obj *Hmm) ScalarType() ScalarType
- func (obj *Hmm) SetFinalStates(states []int) error
- func (obj *Hmm) SetParameters(parameters Vector) error
- func (obj *Hmm) SetStartStates(states []int) error
- func (obj *Hmm) String() string
- func (obj *Hmm) Viterbi(data HmmDataRecord) ([]int, error)
- type HmmDataRecord
- type HmmDataSet
- type HmmNode
- type HmmProbabilityVector
- type HmmTransitionMatrix
- type Mixture
- func (obj *Mixture) Clone() *Mixture
- func (obj *Mixture) EmStep(mixture1, mixture2 *Mixture, data MixtureDataSet, meta ConstVector, ...) (float64, error)
- func (obj *Mixture) ExportConfig() ConfigDistribution
- func (obj *Mixture) GetParameters() Vector
- func (obj *Mixture) ImportConfig(config ConfigDistribution, t ScalarType) error
- func (obj *Mixture) Likelihood(r Scalar, data MixtureDataRecord, states []int) error
- func (obj *Mixture) LogPdf(r Scalar, data MixtureDataRecord) error
- func (obj *Mixture) NComponents() int
- func (obj *Mixture) Posterior(r Scalar, data MixtureDataRecord, states []int) error
- func (obj *Mixture) ScalarType() ScalarType
- func (obj *Mixture) SetParameters(parameters Vector) error
- func (obj *Mixture) String() string
- type MixtureDataRecord
- type MixtureDataSet
- type ProbabilityVector
- type TransitionMatrix
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
func BaumWelchAlgorithm ¶
Types ¶
type BasicMixture ¶
type BasicMixture interface {
BasicDistribution
String() string
}
type BaumWelchHook ¶
func DefaultBaumWelchHook ¶
func DefaultBaumWelchHook(writer io.Writer) BaumWelchHook
func PlainBaumWelchHook ¶
func PlainBaumWelchHook(writer io.Writer) BaumWelchHook
type BaumWelchOptimizeEmissions ¶
type BaumWelchOptimizeEmissions struct {
Value bool
}
type BaumWelchOptimizeTransitions ¶
type BaumWelchOptimizeTransitions struct {
Value bool
}
type BaumWelchTmp ¶
type BaumWelchTmp struct {
// contains filtered or unexported fields
}
type ChmmTransitionMatrix ¶
type ChmmTransitionMatrix struct {
Matrix
// contains filtered or unexported fields
}
func NewChmmTransitionMatrix ¶
func NewChmmTransitionMatrix(tr Matrix, constraints []EqualityConstraint, isLog bool) (ChmmTransitionMatrix, error)
func (ChmmTransitionMatrix) CloneTransitionMatrix ¶
func (obj ChmmTransitionMatrix) CloneTransitionMatrix() TransitionMatrix
func (ChmmTransitionMatrix) EvalConstraints ¶
func (obj ChmmTransitionMatrix) EvalConstraints(lambda ConstVector, x MagicVector) error
func (ChmmTransitionMatrix) GetConstraints ¶
func (obj ChmmTransitionMatrix) GetConstraints() []EqualityConstraint
func (ChmmTransitionMatrix) GetMatrix ¶
func (obj ChmmTransitionMatrix) GetMatrix() Matrix
func (ChmmTransitionMatrix) Normalize ¶
func (obj ChmmTransitionMatrix) Normalize() error
type EmHook ¶
type EmHook struct {
Value func(mixture BasicMixture, i int, likelihood, epsilon float64)
}
func DefaultEmHook ¶
func PlainEmHook ¶
type EmOptimizeEmissions ¶
type EmOptimizeEmissions struct {
Value bool
}
type EmOptimizeWeights ¶
type EmOptimizeWeights struct {
Value bool
}
type EqualityConstraint ¶
type EqualityConstraint [][2]int
func NewEqualityConstraint ¶
func NewEqualityConstraint(x []int) (EqualityConstraint, error)
type HhmmTransitionMatrix ¶
type HhmmTransitionMatrix struct {
Matrix
Tree HmmNode
}
func NewHhmmTransitionMatrix ¶
func NewHhmmTransitionMatrix(tr Matrix, tree HmmNode, isLog bool) (HhmmTransitionMatrix, error)
func (HhmmTransitionMatrix) CloneTransitionMatrix ¶
func (obj HhmmTransitionMatrix) CloneTransitionMatrix() TransitionMatrix
func (HhmmTransitionMatrix) GetMatrix ¶
func (obj HhmmTransitionMatrix) GetMatrix() Matrix
func (HhmmTransitionMatrix) Normalize ¶
func (obj HhmmTransitionMatrix) Normalize() error
type Hmm ¶
type Hmm struct {
Pi ProbabilityVector // initial probability vector
Tr TransitionMatrix // transition matrix
Tf TransitionMatrix // transition matrix for last transition
// state equivalence classes define which states share the same
// emission distribution
StateMap []int
// number of states
M int
// number of emission distributions
N int
// contains filtered or unexported fields
}
func NewHmm ¶
func NewHmm(pi ProbabilityVector, tr TransitionMatrix, stateMap []int) (*Hmm, error)
func (*Hmm) BaumWelchStep ¶
func (obj *Hmm) BaumWelchStep(hmm1, hmm2 *Hmm, data HmmDataSet, meta ConstVector, tmp []BaumWelchTmp, p ThreadPool) (float64, error)
func (*Hmm) ExportConfig ¶
func (obj *Hmm) ExportConfig() ConfigDistribution
func (*Hmm) ForwardBackward ¶
func (obj *Hmm) ForwardBackward(data HmmDataRecord) (Matrix, Matrix, error)
func (*Hmm) GetParameters ¶
func (obj *Hmm) GetParameters() Vector
func (*Hmm) ImportConfig ¶
func (*Hmm) LogPdf ¶
func (obj *Hmm) LogPdf(r Scalar, data HmmDataRecord) error
func (*Hmm) Posterior ¶
func (obj *Hmm) Posterior(r Scalar, data HmmDataRecord, states [][]int) error
Compute the posterior: P(Y_1 in y_1, Y_2 in y_2, ..., Y_n in y_n | X_1, dots, X_n)
func (*Hmm) PosteriorMarginals ¶
func (obj *Hmm) PosteriorMarginals(data HmmDataRecord) ([]Vector, error)
func (*Hmm) ScalarType ¶
func (obj *Hmm) ScalarType() ScalarType
func (*Hmm) SetFinalStates ¶
func (*Hmm) SetParameters ¶
func (*Hmm) SetStartStates ¶
type HmmDataRecord ¶
type HmmDataSet ¶
type HmmDataSet interface {
GetRecord(i int) HmmDataRecord
// number of mapped observations
GetNMapped() int
// number of records in the data set
GetNRecords() int
// total number of observations
GetN() int
}
type HmmNode ¶
tree for describing the structure of the hierarchical hmm
func NewHmmLeaf ¶
func NewHmmNode ¶
func (HmmNode) ExportConfig ¶
func (node HmmNode) ExportConfig() interface{}
func (*HmmNode) ImportConfig ¶
type HmmProbabilityVector ¶
type HmmProbabilityVector struct {
Vector
// contains filtered or unexported fields
}
func NewHmmProbabilityVector ¶
func NewHmmProbabilityVector(v Vector, isLog bool) (HmmProbabilityVector, error)
func (HmmProbabilityVector) CloneProbabilityVector ¶
func (obj HmmProbabilityVector) CloneProbabilityVector() ProbabilityVector
func (HmmProbabilityVector) GetVector ¶
func (obj HmmProbabilityVector) GetVector() Vector
func (HmmProbabilityVector) Normalize ¶
func (obj HmmProbabilityVector) Normalize() error
type HmmTransitionMatrix ¶
type HmmTransitionMatrix struct {
Matrix
// contains filtered or unexported fields
}
func NewHmmTransitionMatrix ¶
func NewHmmTransitionMatrix(tr_ Matrix, isLog bool) (HmmTransitionMatrix, error)
func (HmmTransitionMatrix) CloneTransitionMatrix ¶
func (obj HmmTransitionMatrix) CloneTransitionMatrix() TransitionMatrix
func (HmmTransitionMatrix) GetMatrix ¶
func (obj HmmTransitionMatrix) GetMatrix() Matrix
func (HmmTransitionMatrix) Normalize ¶
func (obj HmmTransitionMatrix) Normalize() error
type Mixture ¶
type Mixture struct {
LogWeights Vector
// contains filtered or unexported fields
}
func NewMixture ¶
func (*Mixture) ExportConfig ¶
func (obj *Mixture) ExportConfig() ConfigDistribution
func (*Mixture) GetParameters ¶
func (obj *Mixture) GetParameters() Vector
func (*Mixture) ImportConfig ¶
func (*Mixture) Likelihood ¶
func (obj *Mixture) Likelihood(r Scalar, data MixtureDataRecord, states []int) error
func (*Mixture) LogPdf ¶
func (obj *Mixture) LogPdf(r Scalar, data MixtureDataRecord) error
func (*Mixture) NComponents ¶
func (*Mixture) Posterior ¶
func (obj *Mixture) Posterior(r Scalar, data MixtureDataRecord, states []int) error
func (*Mixture) ScalarType ¶
func (obj *Mixture) ScalarType() ScalarType
func (*Mixture) SetParameters ¶
type MixtureDataRecord ¶
type MixtureDataSet ¶
type ProbabilityVector ¶
type ProbabilityVector interface {
Vector
GetVector() Vector
Normalize() error
CloneProbabilityVector() ProbabilityVector
}
type TransitionMatrix ¶
type TransitionMatrix interface {
Matrix
GetMatrix() Matrix
Normalize() error
CloneTransitionMatrix() TransitionMatrix
}
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