 # TensorFactor4

#### abstract class TensorFactor4[N1 <: TensorVar, N2 <: TensorVar, N3 <: TensorVar, N4 <: TensorVar] extends Factor4[N1, N2, N3, N4]

A 4-neighbor Factor whose statistics have type Tensor. Only "statistics" and "score" methods are abstract.

Linear Supertypes
Factor4[N1, N2, N3, N4], Factor, Ordered[Factor], Comparable[Factor], AnyRef, Any
Known Subclasses
Ordering
1. Alphabetic
2. By inheritance
Inherited
1. TensorFactor4
2. Factor4
3. Factor
4. Ordered
5. Comparable
6. AnyRef
7. Any
1. Hide All
2. Show all
Visibility
1. Public
2. All

### Type Members

1. #### type NeighborType1 = N1

Definition Classes
Factor4
2. #### type NeighborType2 = N2

Definition Classes
Factor4
3. #### type NeighborType3 = N3

Definition Classes
Factor4
4. #### type NeighborType4 = N4

Definition Classes
Factor4
5. #### type StatisticsType = Tensor

Definition Classes
TensorFactor4Factor

### Abstract Value Members

1. #### abstract def statistics(v1: N1.Value, v2: N2.Value, v3: N3.Value, v4: N4.Value): Tensor

Definition Classes
TensorFactor4Factor4

### Concrete Value Members

1. #### final def !=(arg0: AnyRef): Boolean

Definition Classes
AnyRef
2. #### final def !=(arg0: Any): Boolean

Definition Classes
Any
3. #### final def ##(): Int

Definition Classes
AnyRef → Any
4. #### def <(that: Factor): Boolean

Definition Classes
Ordered
5. #### def <=(that: Factor): Boolean

Definition Classes
Ordered
6. #### final def ==(arg0: AnyRef): Boolean

Definition Classes
AnyRef
7. #### final def ==(arg0: Any): Boolean

Definition Classes
Any
8. #### def >(that: Factor): Boolean

Definition Classes
Ordered
9. #### def >=(that: Factor): Boolean

Definition Classes
Ordered
10. #### val _1: N1

Definition Classes
TensorFactor4Factor4
11. #### val _2: N2

Definition Classes
TensorFactor4Factor4
12. #### val _3: N3

Definition Classes
TensorFactor4Factor4
13. #### val _4: N4

Definition Classes
TensorFactor4Factor4
14. #### var _hashCode: Int

Definition Classes
Factor
15. #### final def asInstanceOf[T0]: T0

Definition Classes
Any
16. #### def assignmentScore(a: variable.Assignment): Double

The ability to score a Values object is now removed, and this is its closest alternative.

The ability to score a Values object is now removed, and this is its closest alternative.

Definition Classes
Factor4Factor
17. #### def assignmentScoreAndStatistics(a: variable.Assignment): (Double, StatisticsType)

Definition Classes
Factor
18. #### final def assignmentStatistics(a: variable.Assignment): StatisticsType

Return this Factor's sufficient statistics for the values in the Assignment.

Return this Factor's sufficient statistics for the values in the Assignment.

Definition Classes
Factor4Factor
19. #### def clone(): AnyRef

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( ... )
20. #### def compare(that: Factor): Int

Return an object that can iterate over all value assignments to the neighbors of this Factor

Return an object that can iterate over all value assignments to the neighbors of this Factor

Definition Classes
Factor → Ordered
21. #### def compareTo(that: Factor): Int

Definition Classes
Ordered → Comparable
22. #### def currentAssignment: Assignment4[N1, N2, N3, N4]

Return a record of the current values of this Factor's neighbors.

Return a record of the current values of this Factor's neighbors.

Definition Classes
Factor4Factor
23. #### def currentScore: Double

This factor's contribution to the unnormalized log-probability of the current possible world.

This factor's contribution to the unnormalized log-probability of the current possible world.

Definition Classes
Factor4Factor
24. #### def currentScoreAndStatistics: (Double, StatisticsType)

Return the score and statistics of the current neighbor values; this method enables special cases in which it is more efficient to calculate them together.

Return the score and statistics of the current neighbor values; this method enables special cases in which it is more efficient to calculate them together.

Definition Classes
Factor4Factor
25. #### def currentStatistics: StatisticsType

Return this Factor's sufficient statistics of the current values of the Factor's neighbors.

Return this Factor's sufficient statistics of the current values of the Factor's neighbors.

Definition Classes
Factor4Factor
26. #### final def eq(arg0: AnyRef): Boolean

Definition Classes
AnyRef
27. #### def equalityPrerequisite: AnyRef

In order to two Factors to satisfy "equals", the value returned by this method for each Factor must by "eq".

In order to two Factors to satisfy "equals", the value returned by this method for each Factor must by "eq". This method is overridden in Family to deal with Factors that are inner classes.

Definition Classes
Factor
28. #### def equals(other: Any): Boolean

Definition Classes
Factor → AnyRef → Any
29. #### def factorName: String

Definition Classes
Factor
30. #### def finalize(): Unit

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( classOf[java.lang.Throwable] )
31. #### final def getClass(): Class[_]

Definition Classes
AnyRef → Any
32. #### def hashCode(): Int

Definition Classes
Factor → AnyRef → Any
33. #### final def isInstanceOf[T0]: Boolean

Definition Classes
Any
34. #### final def ne(arg0: AnyRef): Boolean

Definition Classes
AnyRef
35. #### final def notify(): Unit

Definition Classes
AnyRef
36. #### final def notifyAll(): Unit

Definition Classes
AnyRef
37. #### def numVariables: Int

The number of variables neighboring this factor.

The number of variables neighboring this factor.

Definition Classes
Factor4Factor
38. #### final def score(v1: N1.Value, v2: N2.Value, v3: N3.Value, v4: N4.Value): Double

Definition Classes
TensorFactor4Factor4
39. #### def scoreAndStatistics(v1: N1.Value, v2: N2.Value, v3: N3.Value, v4: N4.Value): (Double, Tensor)

Definition Classes
TensorFactor4Factor4
40. #### def statisticsAreValues: Boolean

True iff the statistics are the values (without transformation), e.

True iff the statistics are the values (without transformation), e.g. valuesStatistics simply returns its argument.

Definition Classes
Factor
41. #### final def synchronized[T0](arg0: ⇒ T0): T0

Definition Classes
AnyRef
42. #### def toString(): String

Definition Classes
Factor → AnyRef → Any
43. #### def touches(variable: variable.Var): Boolean

Does this Factor have the given variable among its neighbors?

Does this Factor have the given variable among its neighbors?

Definition Classes
Factor
44. #### def touchesAny(variables: Iterable[variable.Var]): Boolean

Does this Factor have any of the given variables among its neighbors?

Does this Factor have any of the given variables among its neighbors?

Definition Classes
Factor
45. #### def valuesScore(tensor: Tensor): Double

Return the score for Factors whose values can be represented as a Tensor, otherwise throw an Error.

Return the score for Factors whose values can be represented as a Tensor, otherwise throw an Error. For Factors/Family in which the Statistics are the values, this method simply calls statisticsScore(Tensor).

Definition Classes
Factor
46. #### def valuesScoreAndStatistics(t: Tensor): (Double, Tensor)

Definition Classes
Factor
47. #### def valuesStatistics(tensor: Tensor): Tensor

Given a Tensor representation of the values, return a Tensor representation of the statistics.

Given a Tensor representation of the values, return a Tensor representation of the statistics. We assume that if the values have Tensor representation that the StatisticsType does also. Note that (e.g. in BP) the Tensor may represent not just a single value for each neighbor, but a distribution over values

Definition Classes
Factor
48. #### def variable(i: Int): variable.Var

The Nth neighboring variable of this factor.

The Nth neighboring variable of this factor.

Definition Classes
Factor4Factor
49. #### def variables: IndexedSeq[variable.Var]

Returns the collection of variables neighboring this factor.

Returns the collection of variables neighboring this factor.

Definition Classes
Factor4Factor
50. #### final def wait(): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
51. #### final def wait(arg0: Long, arg1: Int): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
52. #### final def wait(arg0: Long): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )