LowerThan

class hybrid_learning.fuzzy_logic.predicates.arithmetic.LowerThan(*in_keys, out_key=None, overwrite=True, skip_none=True, replace_none=None, symb=None, cache_duplicates=True, keep_keys=None, _variadic=False)

Bases: TorchOrNumpyOperation

Predicate of arity 2 that checks whether an input is below a threshold.

Public Data Attributes:

ARITY	The arity of the operation.
SYMB	The string symbol of this class (override for sub-classes).

Inherited from : py: class:Merge

SYMB	The string symbol of this class (override for sub-classes).
ARITY	The arity of the operation.
IS_COMMUTATIVE	Whether instances are equivalent to ones with permuted in_keys.
is_variadic	Whether the instance is variadic.
settings	Settings to reproduce the instance.
setting_defaults	Defaults used for settings.
pretty_op_symb	Name of the operation symbol suitable for filenames etc.
children	The input keys which are child operations.
all_children	All children operations in the flattened computational tree, sorted depth first.
consts	The constant string keys in the input keys.
operation_keys	The list of keys used for this parent operation in original order (constants and children output keys).
all_in_keys	All string input keys both of self and of all child operations.
all_out_keys	Output keys of self and all child operations.

Inherited from : py: class:DictTransform

settings

Settings to reproduce the instance.

Inherited from : py: class:Transform

IDENTITY_CLASS	The identity class or classes for composition / addition.
settings	Settings to reproduce the instance.

Public Methods:

Inherited from : py: class:TorchOrNumpyOperation

operation(annotation_vals)

Operation on either torch tensors or Booleans, numpy arrays and numbers.

Inherited from : py: class:TorchOperation

operation(annotation_vals)

Operation on either torch tensors or Booleans, numpy arrays and numbers.

Inherited from : py: class:Merge

to_infix_notation([sort_key, ...])	Return an infix str encoding equal for differently sorted operations.
to_str(**infix_notation_kwargs)	Alias for to_infix_notation().
to_pretty_str(**infix_notation_kwargs)	Same as to_str() but using pretty operation names suitable for filenames etc.
to_repr([settings, defaults, sort_key, ...])	Return str representation which can be used to reproduce and compare the instance.
treerecurse_replace_keys(**replace_map)	Return a new formula with all occurences of variables in replace_map replaced and else identical settings.
treerecurse(fun)	Apply the given function recursively to this and all children instances.
apply_to(annotations[, keep_keys])	Apply this operation to the annotations dict.
variadic_apply_to(annotations)	Return the result of operation on the values/items of a mapping or sequence of arbitrary length.
operation(annotation_vals)	Operation on either torch tensors or Booleans, numpy arrays and numbers.

Inherited from : py: class:DictTransform

apply_to(annotations[, keep_keys])

Apply this operation to the annotations dict.

Inherited from : py: class:Transform

apply_to(annotations[, keep_keys])

Apply this operation to the annotations dict.

Special Methods:

Inherited from : py: class:Merge

__init__(*in_keys[, out_key, overwrite, ...])	Init.
__str__()	Return str(self).
__repr__()	Call to_repr() without sorting.
__eq__(other)	Two merge operations are considered equal, if their normalized representations coincide.
__copy__()	Return a deep copy of self using settings.
__call__(annotations[, keep_keys])	Call method modifying a given dictionary.

Inherited from : py: class:DictTransform

__call__(annotations[, keep_keys])

Call method modifying a given dictionary.

Inherited from : py: class:Transform

__repr__()	Call to_repr() without sorting.
__eq__(other)	Two merge operations are considered equal, if their normalized representations coincide.
__copy__()	Return a deep copy of self using settings.
__add__(other)	Return a flat composition of self with other.
__radd__(other)	Return a flat composition of other and self.
__call__(annotations[, keep_keys])	Call method modifying a given dictionary.

---

Parameters

• in_keys (Sequence[Union[str, Merge]]) –

• out_key (str) –

• overwrite (Union[bool, Literal['noop']]) –

• skip_none (bool) –

• replace_none (Optional[Any]) –

• symb (str) –

• cache_duplicates (bool) –

• keep_keys (Optional[Collection[str]]) –

• _variadic (bool) –

static numpy_operation(inp, thresh)

Threshold array inp to boolean at thresh.

Parameters

• inp (Union[ndarray, float]) –

• thresh (Union[ndarray, float]) –

Return type

ndarray

static torch_operation(inp, thresh)

Threshold torch tensor inp to boolean tensor at thresh.

Parameters

• inp (Tensor) –

• thresh (Union[Tensor, float]) –

Return type

Tensor

ARITY: int = 2

The arity of the operation. -1 means unlimited number of arguments possible.

SYMB: str = '<'

The string symbol of this class (override for sub-classes).