:original_name: ListStats.html
.. _ListStats:
Querying Dataset Statistics
===========================
Function
--------
This API is used to query dataset statistics.
URI
---
GET /v2/{project_id}/datasets/{dataset_id}/data-annotations/stats
.. table:: **Table 1** Path Parameters
+------------+-----------+--------+--------------------------------------------------------------------------------------------------------------------+
| Parameter | Mandatory | Type | Description |
+============+===========+========+====================================================================================================================+
| dataset_id | Yes | String | Dataset ID. |
+------------+-----------+--------+--------------------------------------------------------------------------------------------------------------------+
| project_id | Yes | String | Project ID. For details about how to obtain the project ID, see :ref:`Obtaining a Project ID `. |
+------------+-----------+--------+--------------------------------------------------------------------------------------------------------------------+
.. table:: **Table 2** Query Parameters
+--------------+-----------+--------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Parameter | Mandatory | Type | Description |
+==============+===========+========+============================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================+
| email | No | String | Email address of a labeling team member. |
+--------------+-----------+--------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| locale | No | String | Language. The options are as follows: - **zh-cn**: Chinese - **en-us**: English (default value) |
+--------------+-----------+--------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| sample_state | No | String | Query statistics on samples in a specified state. The options are as follows: - **ALL**: labeled - **NONE**: unlabeled - **UNCHECK**: pending acceptance - **ACCEPTED**: accepted - **REJECTED**: rejected - **UNREVIEWED**: pending review - **REVIEWED**: reviewed - **WORKFORCE_SAMPLED**: sampled - **WORKFORCE_SAMPLED_UNCHECK**: sampling unchecked - **WORKFORCE_SAMPLED_CHECKED**: sampling checked - **WORKFORCE_SAMPLED_ACCEPTED**: sampling accepted - **WORKFORCE_SAMPLED_REJECTED**: sampling rejected - **AUTO_ANNOTATION**: to be confirmed |
+--------------+-----------+--------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
Request Parameters
------------------
None
Response Parameters
-------------------
**Status code: 200**
.. table:: **Table 3** Response body parameters
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Parameter | Type | Description |
+======================+==========================================================================================+==================================================================================================================================================================================================================================================================================================================+
| data_path | String | Path for storing data of a dataset. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| data_spliting_enable | Boolean | Whether the dataset can be split into training set and validation set based on the sample labeling statistics. The options are as follows: - **true**: The dataset can be split into training set and validation set. - **false**: The dataset cannot be split into training set and validation set. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| grouped_label_stats | Map`>> | Label statistics grouped by labeling type. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| hard_detail_stats | Map`> | Statistics on hard example reasons. The type is **Map>**. The **key** of Map indicates the ID of the hard example reason, the **key** of Pair indicates the number of times that the hard example reason occurs, and the **value** of Pair indicates the hard example reason. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| key_sample_stats | Map | Statistics on hard examples. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| label_stats | Array of :ref:`LabelStats ` objects | List of label statistics. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| metadata_stats | Map | Statistics on sample metadata, in JSON format. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| sample_stats | Map | Statistics on sample status. |
+----------------------+------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
.. _liststats__response_labelstats:
.. table:: **Table 4** LabelStats
+--------------+-----------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Parameter | Type | Description |
+==============+=============================================================================+========================================================================================================================================================================================================================================================================================================================================================================+
| attributes | Array of :ref:`LabelAttribute ` objects | Multi-dimensional attribute of a label. For example, if the label is music, attributes such as style and artist may be included. |
+--------------+-----------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| count | Integer | Number of labels. |
+--------------+-----------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| name | String | Label name. |
+--------------+-----------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| property | :ref:`LabelProperty ` object | Basic attribute key-value pair of a label, such as color and shortcut keys. |
+--------------+-----------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| sample_count | Integer | Number of samples containing the label. |
+--------------+-----------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| type | Integer | Label type. The options are as follows: - **0**: image classification - **1**: object detection - **100**: text classification - **101**: named entity recognition - **102**: text triplet relationship - **103**: text triplet entity - **200**: speech classification - **201**: speech content - **202**: speech paragraph labeling - **600**: video classification |
+--------------+-----------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
.. _liststats__response_labelproperty:
.. table:: **Table 5** LabelProperty
+--------------------------+--------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Parameter | Type | Description |
+==========================+========+================================================================================================================================================================================================================================================================================================================================+
| @modelarts:color | String | Default attribute: Label color, which is a hexadecimal code of the color. By default, this parameter is left blank. Example: **#FFFFF0**. |
+--------------------------+--------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| @modelarts:default_shape | String | Default attribute: Default shape of an object detection label (dedicated attribute). By default, this parameter is left blank. The options are as follows: - **bndbox**: rectangle - **polygon**: polygon - **circle**: circle - **line**: straight line - **dashed**: dotted line - **point**: point - **polyline**: polyline |
+--------------------------+--------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| @modelarts:from_type | String | Default attribute: Type of the head entity in the triplet relationship label. This attribute must be specified when a relationship label is created. This parameter is used only for the text triplet dataset. |
+--------------------------+--------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| @modelarts:rename_to | String | Default attribute: The new name of the label. |
+--------------------------+--------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| @modelarts:shortcut | String | Default attribute: Label shortcut key. By default, this parameter is left blank. For example: **D**. |
+--------------------------+--------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| @modelarts:to_type | String | Default attribute: Type of the tail entity in the triplet relationship label. This attribute must be specified when a relationship label is created. This parameter is used only for the text triplet dataset. |
+--------------------------+--------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
.. _liststats__response_pairofintandharddetail:
.. table:: **Table 6** PairOfintAndHardDetail
+-----------+-----------------------------------------------------------+----------------------------------------------------+
| Parameter | Type | Description |
+===========+===========================================================+====================================================+
| key | Integer | Number of times that a hard example reason occurs. |
+-----------+-----------------------------------------------------------+----------------------------------------------------+
| value | :ref:`HardDetail ` object | Reason for a hard example. |
+-----------+-----------------------------------------------------------+----------------------------------------------------+
.. _liststats__response_harddetail:
.. table:: **Table 7** HardDetail
========== ======= ====================
Parameter Type Description
========== ======= ====================
alo_name String Alias.
id Integer Reason ID.
reason String Reason description.
suggestion String Handling suggestion.
========== ======= ====================
.. _liststats__response_labelattribute:
.. table:: **Table 8** LabelAttribute
+---------------+---------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------+
| Parameter | Type | Description |
+===============+=======================================================================================+===============================================================================================================+
| default_value | String | Default value of a label attribute. |
+---------------+---------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------+
| id | String | Label attribute ID. |
+---------------+---------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------+
| name | String | Label attribute name. |
+---------------+---------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------+
| type | String | Label attribute type. The options are as follows: - **text**: text - **select**: single-choice drop-down list |
+---------------+---------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------+
| values | Array of :ref:`LabelAttributeValue ` objects | List of label attribute values. |
+---------------+---------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------+
.. _liststats__response_labelattributevalue:
.. table:: **Table 9** LabelAttributeValue
========= ====== =========================
Parameter Type Description
========= ====== =========================
id String Label attribute value ID.
value String Label attribute value.
========= ====== =========================
Example Requests
----------------
Querying Dataset Statistics
.. code-block:: text
GET https://{endpoint}/v2/{project_id}/datasets/WxCREuCkBSAlQr9xrde/data-annotations/stats
Example Responses
-----------------
**Status code: 200**
OK
.. code-block::
{
"label_stats" : [ {
"name" : "Dog",
"type" : 1,
"property" : {
"@modelarts:color" : "#3399ff"
},
"count" : 8,
"sample_count" : 5
} ],
"sample_stats" : {
"un_annotation" : 309,
"all" : 317,
"total" : 317,
"deleted" : 0,
"manual_annotation" : 8,
"auto_annotation" : 0,
"lefted" : 317
},
"key_sample_stats" : {
"total" : 317,
"non_key_sample" : 315,
"key_sample" : 2
},
"deletion_stats" : { },
"metadata_stats" : { },
"data_spliting_enable" : false
}
Status Codes
------------
=========== ============
Status Code Description
=========== ============
200 OK
401 Unauthorized
403 Forbidden
404 Not Found
=========== ============
Error Codes
-----------
See :ref:`Error Codes `.