secretflow.ml.boost.sgb_v.factory.components.order_map_manager

Classes:

OrderMapManager()

class secretflow.ml.boost.sgb_v.factory.components.order_map_manager.OrderMapManager

基类：Component

Methods:

__init__()
show_params()
set_params(params)
get_params(params)
set_devices(devices)
build_order_map(x)
get_order_map()
get_feature_buckets()
get_bucket_lists(col_choices_list)
compute_left_child_selects(actor_index, ...)
batch_query_split_points_each_party(queries_list)
batch_compute_left_child_selects_each_party(...)

__init__() → None

show_params()

set_params(params: Dict)

get_params(params: dict)

set_devices(devices: Devices)

build_order_map(x: FedNdarray)

get_order_map() → FedNdarray

get_feature_buckets() → List[PYUObject]

get_bucket_lists(col_choices_list: List[PYUObject]) → List[PYUObject]

compute_left_child_selects(actor_index: int, feature: int, split_point_index: int, sampled_indices: Optional[List[int]] = None) → PYUObject

batch_query_split_points_each_party(queries_list: List[PYUObject]) → List[PYUObject]

batch_compute_left_child_selects_each_party(split_feature_buckets_each_party: List[PYUObject], sampled_indices: Optional[List[int]] = None) → List[PYUObject]

secretflow.ml.boost.sgb_v.factory.components.order_map_manager.order_map_actor

Classes:

OrderMapActor

ActorProxy(OrderMapActor) 的别名

secretflow.ml.boost.sgb_v.factory.components.order_map_manager.order_map_actor.OrderMapActor

ActorProxy(OrderMapActor) 的别名 Methods:

__init__(*args, **kwargs)	Abstraction device object base class.
build_order_map(x, buckets, seed)	Set up global context.
get_features()	Get the number of features at this partition
get_feature_buckets()	Get the number of buckets for each feature
get_split_points()
batch_query_split_points(queries)
get_bucket_list(col_choices)	Get number of buckets at chosen columns
batch_compute_left_child_selects(...[, ...])
compute_left_child_selects(feature, ...[, ...])	Compute the left child node select in bool array based on order map, feature and split_point_index

secretflow.ml.boost.sgb_v.factory.components.order_map_manager.order_map_manager

Classes:

OrderMapBuilderParams([sketch_eps, seed])	'sketch_eps': This roughly translates into O(1 / sketch_eps) number of bins.
OrderMapManager()

Functions:

eps_inverse(eps)

class secretflow.ml.boost.sgb_v.factory.components.order_map_manager.order_map_manager.OrderMapBuilderParams(sketch_eps: float = 0.1, seed: int = 1212)

基类：object

‘sketch_eps’: This roughly translates into O(1 / sketch_eps) number of bins.

default: 0.1 range: (0, 1]

‘seed’: Pseudorandom number generator seed.

default: 1212

Attributes:

sketch_eps
seed

Methods:

__init__([sketch_eps, seed])

sketch_eps: float = 0.1

seed: int = 1212

__init__(sketch_eps: float = 0.1, seed: int = 1212) → None

class secretflow.ml.boost.sgb_v.factory.components.order_map_manager.order_map_manager.OrderMapManager

基类：Component

Methods:

__init__()
show_params()
set_params(params)
get_params(params)
set_devices(devices)
build_order_map(x)
get_order_map()
get_feature_buckets()
get_bucket_lists(col_choices_list)
compute_left_child_selects(actor_index, ...)
batch_query_split_points_each_party(queries_list)
batch_compute_left_child_selects_each_party(...)

__init__() → None

show_params()

set_params(params: Dict)

get_params(params: dict)

set_devices(devices: Devices)

build_order_map(x: FedNdarray)

get_order_map() → FedNdarray

get_feature_buckets() → List[PYUObject]

get_bucket_lists(col_choices_list: List[PYUObject]) → List[PYUObject]

compute_left_child_selects(actor_index: int, feature: int, split_point_index: int, sampled_indices: Optional[List[int]] = None) → PYUObject

batch_query_split_points_each_party(queries_list: List[PYUObject]) → List[PYUObject]

batch_compute_left_child_selects_each_party(split_feature_buckets_each_party: List[PYUObject], sampled_indices: Optional[List[int]] = None) → List[PYUObject]

secretflow.ml.boost.sgb_v.factory.components.order_map_manager.order_map_manager.eps_inverse(eps)