aac_metrics.classes.bleu module

class BLEU(
return_all_scores: True = True,
*,
n: int = 4,
option: 'shortest' | 'average' | 'closest' = 'closest',
verbose: int = 0,
tokenizer: Callable[[str], list[str]] = str.split,
)[source]
class BLEU(
return_all_scores: False,
*,
n: int = 4,
option: 'shortest' | 'average' | 'closest' = 'closest',
verbose: int = 0,
tokenizer: Callable[[str], list[str]] = str.split,
)

Bases: Generic[T_BLEUOut], AACMetric[T_BLEUOut]

BiLingual Evaluation Understudy metric class.

For more information, see bleu().

compute() → T_BLEUOut[source]
extra_repr() → str[source]

Return the extra representation of the module.

To print customized extra information, you should re-implement this method in your own modules. Both single-line and multi-line strings are acceptable.

full_state_update : ClassVar[bool | None] = False
get_output_names() → tuple[str, ...][source]
higher_is_better : ClassVar[bool | None] = True
is_differentiable : ClassVar[bool | None] = False
max_value : ClassVar[float] = 1.0
min_value : ClassVar[float] = 0.0
reset() → None[source]
training : bool
update(
candidates: list[str],
mult_references: list[list[str]],
) → None[source]
class BLEU1(return_all_scores: bool = True, option: ~typing.Literal['shortest', 'average', 'closest'] = 'closest', verbose: int = 0, tokenizer: ~typing.Callable[[str], list[str]] = <method 'split' of 'str' objects>)[source]

Bases: BLEU

class BLEU2(return_all_scores: bool = True, option: ~typing.Literal['shortest', 'average', 'closest'] = 'closest', verbose: int = 0, tokenizer: ~typing.Callable[[str], list[str]] = <method 'split' of 'str' objects>)[source]

Bases: BLEU

class BLEU3(return_all_scores: bool = True, option: ~typing.Literal['shortest', 'average', 'closest'] = 'closest', verbose: int = 0, tokenizer: ~typing.Callable[[str], list[str]] = <method 'split' of 'str' objects>)[source]

Bases: BLEU

class BLEU4(return_all_scores: bool = True, option: ~typing.Literal['shortest', 'average', 'closest'] = 'closest', verbose: int = 0, tokenizer: ~typing.Callable[[str], list[str]] = <method 'split' of 'str' objects>)[source]

Bases: BLEU