Asset
This page is about the asset
object in Ango Hub's export file. For more information on assets as they are used in Ango Hub, check out the page named Assets.
The asset is the main unit in the Ango Annotation Format. When obtaining an export from Ango Hub, you are essentially getting a list of assets.
This page details assets and their available metadata in the export format.
Structure Overview
{
asset, // string, URL to the asset. May be signed.
assetId, // string, unique ID of the asset (only in multi-page assets)
dataset, // list, URLs of all the images in the asset (only multi-page assets)
externalId, // string, externalId of the asset
metadata, // object, metadata of the asset. See below for more.
batches, // list, batches to which the asset belongs.
task // object, information pertaining to labeling task, including annotations and more. See below for more.
}
Asset Object Properties
asset
assetId
dataset
externalId
metadata
Asset metadata is automatically fetched by Hub when the asset is first opened in the labeling editor.
If the asset is an image, the width
and height
of the image in pixels.
If the asset is a video, the width/height in pixels of the video, the total number of frames (frameTotal
) and the frame rate (frameRate
) of the video specified during upload. (default 30fps if nothing was specified)
If the asset is a PDF, the total number of pages.
If the asset is a DICOM, the total number of frames.
batches
Sample Asset
{
"asset": "https://angohub-private-assets.s3.eu-central-1.amazonaws.com/e32d6ab2-d6f7-4e77-b671-88f16ec1f1e8.webm?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=AKIATAGM6WLISC5CRH7S%2F20230825%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20230825T070837Z&X-Amz-Expires=120000&X-Amz-Signature=509890db535e004df9286186dcffb680f63af7526956e6dc4f683c3295a0b6e3&X-Amz-SignedHeaders=host&x-id=GetObject",
"externalId": "video-webm.webm",
"metadata": {
"frameTotal": 507,
"frameRate": 30
},
"batches": [],
"task": {
"taskId": "64e5e5b985eb730015b4ebd9",
"stage": "Complete",
"stageId": "Complete",
"updatedAt": "2023-08-23T11:36:38.027Z",
"updatedBy": "lorenzo@imerit.net",
"totalDuration": 49596,
"tools": [
{
"bounding-box": {
"x": 301.6699801192843,
"y": 429.05027932960894,
"height": 173.76536312849163,
"width": 118.09145129224652
},
"objectId": "765742a3b676d3f26898792",
"classifications": [],
"metadata": {
"createdAt": "2023-08-23T11:20:32.792Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"schemaId": "b1c6805d054f0e44ae11500",
"page": 504,
"title": "bb"
},
{
"polygon": [
[
593.6779324055666,
1121.9664804469273
],
[
443.3797216699801,
1349.36312849162
],
[
576.5009940357853,
1375.1061452513966
]
],
"objectId": "408deff4664cc342d236127",
"classifications": [],
"metadata": {
"createdAt": "2023-08-23T11:20:37.127Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"schemaId": "a966c7799383465850cd803",
"page": 504,
"title": "gon"
},
{
"objectId": "765742a3b676d3f26898792",
"schemaId": "b1c6805d054f0e44ae11500",
"classifications": [],
"bounding-box": {
"x": 801.948310139165,
"y": 1428.7374301675977,
"height": 173.76536312849163,
"width": 118.09145129224652
},
"metadata": {
"createdAt": "2023-08-23T11:20:40.952Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"page": 506,
"title": "bb"
},
{
"objectId": "408deff4664cc342d236127",
"schemaId": "a966c7799383465850cd803",
"classifications": [],
"polygon": [
[
217.93240556660038,
229.54189944134077
],
[
67.63419483101391,
456.9385474860335
],
[
200.75546719681907,
482.68156424581
]
],
"metadata": {
"createdAt": "2023-08-23T11:20:42.215Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"page": 506,
"title": "gon"
}
],
"classifications": [
{
"objectId": "3d5cd10ba190b29d2850724",
"schemaId": "6421df1fa34ac13204ea157",
"tool": "radio",
"title": "rdo",
"answer": "1",
"metadata": {
"createdAt": "2023-08-23T11:20:51.725Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"classifications": []
},
{
"objectId": "f4e53917c222c8e62dbb715",
"schemaId": "1ea7a275ce5c9cf30a6f148",
"tool": "checkbox",
"title": "chk",
"answer": [
"1"
],
"metadata": {
"createdAt": "2023-08-23T11:20:52.716Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"classifications": []
},
{
"objectId": "0b057a52a2bb648b197f180",
"schemaId": "a2b4a50bb90eb6523b88376",
"tool": "single-dropdown",
"title": "sdr",
"answer": "1",
"metadata": {
"createdAt": "2023-08-23T11:20:54.180Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"classifications": []
},
{
"objectId": "19ae5491832a3bd42704684",
"schemaId": "11f6ed8e4ac4852d3422341",
"tool": "multi-dropdown",
"title": "mdr",
"answer": [
"1"
],
"metadata": {
"createdAt": "2023-08-23T11:20:55.684Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"classifications": []
},
{
"objectId": "7ed41243066d9b09e652723",
"schemaId": "c2b5eb27e55b186f84f3898",
"tool": "tree-dropdown",
"title": "tre",
"answer": [
"1",
"1 / 2"
],
"metadata": {
"createdAt": "2023-08-23T11:20:59.723Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label",
"updatedAt": "2023-08-23T11:21:01.940Z",
"updatedBy": "lorenzo@imerit.net",
"updatedIn": "Label"
},
"classifications": []
},
{
"objectId": "bde3bab1fbdbcecdc891100",
"schemaId": "6590a72d09f1760a4578032",
"tool": "text",
"title": "txt",
"answer": "2",
"metadata": {
"createdAt": "2023-08-23T11:21:01.100Z",
"createdBy": "lorenzo@imerit.net",
"createdIn": "Label"
},
"classifications": []
}
],
"relations": [],
"stageHistory": [
{
"stage": "Start",
"stageId": "Start",
"duration": 0,
"completedAt": "2023-08-23T10:55:53.495Z",
"tools": [],
"classifications": [],
"relations": []
},
{
"stage": "Label",
"stageId": "Label",
"duration": 46753,
"completedAt": "2023-08-23T11:21:04.393Z",
"completedBy": "lorenzo@imerit.net",
"tools": [
{
"bounding-box": {
"x": 301.6699801192843,
"y": 429.05027932960894,
"height": 173.76536312849163,
"width": 118.09145129224652
},
"objectId": "765742a3b676d3f26898792",
"classifications": [],
"schemaId": "b1c6805d054f0e44ae11500",
"page": 504,
"title": "bb"
},
{
"polygon": [
[
593.6779324055666,
1121.9664804469273
],
[
443.3797216699801,
1349.36312849162
],
[
576.5009940357853,
1375.1061452513966
]
],
"objectId": "408deff4664cc342d236127",
"classifications": [],
"schemaId": "a966c7799383465850cd803",
"page": 504,
"title": "gon"
},
{
"objectId": "765742a3b676d3f26898792",
"schemaId": "b1c6805d054f0e44ae11500",
"classifications": [],
"bounding-box": {
"x": 801.948310139165,
"y": 1428.7374301675977,
"height": 173.76536312849163,
"width": 118.09145129224652
},
"page": 506,
"title": "bb"
},
{
"objectId": "408deff4664cc342d236127",
"schemaId": "a966c7799383465850cd803",
"classifications": [],
"polygon": [
[
217.93240556660038,
229.54189944134077
],
[
67.63419483101391,
456.9385474860335
],
[
200.75546719681907,
482.68156424581
]
],
"page": 506,
"title": "gon"
}
],
"classifications": [
{
"objectId": "3d5cd10ba190b29d2850724",
"schemaId": "6421df1fa34ac13204ea157",
"tool": "radio",
"title": "rdo",
"answer": "1",
"classifications": []
},
{
"objectId": "f4e53917c222c8e62dbb715",
"schemaId": "1ea7a275ce5c9cf30a6f148",
"tool": "checkbox",
"title": "chk",
"answer": [
"1"
],
"classifications": []
},
{
"objectId": "0b057a52a2bb648b197f180",
"schemaId": "a2b4a50bb90eb6523b88376",
"tool": "single-dropdown",
"title": "sdr",
"answer": "1",
"classifications": []
},
{
"objectId": "19ae5491832a3bd42704684",
"schemaId": "11f6ed8e4ac4852d3422341",
"tool": "multi-dropdown",
"title": "mdr",
"answer": [
"1"
],
"classifications": []
},
{
"objectId": "7ed41243066d9b09e652723",
"schemaId": "c2b5eb27e55b186f84f3898",
"tool": "tree-dropdown",
"title": "tre",
"answer": [
"1",
"1 / 2"
],
"classifications": []
},
{
"objectId": "bde3bab1fbdbcecdc891100",
"schemaId": "6590a72d09f1760a4578032",
"tool": "text",
"title": "txt",
"answer": "2",
"classifications": []
}
],
"relations": []
},
{
"stage": "Review",
"stageId": "5e8f78a7-ef6a-473d-b02f-f4024c9ee486",
"duration": 2843,
"reviewStatus": "Accepted",
"completedAt": "2023-08-23T11:36:38.074Z",
"completedBy": "lorenzo@imerit.net",
"tools": [
{
"bounding-box": {
"x": 301.6699801192843,
"y": 429.05027932960894,
"height": 173.76536312849163,
"width": 118.09145129224652
},
"objectId": "765742a3b676d3f26898792",
"classifications": [],
"schemaId": "b1c6805d054f0e44ae11500",
"page": 504,
"title": "bb"
},
{
"polygon": [
[
593.6779324055666,
1121.9664804469273
],
[
443.3797216699801,
1349.36312849162
],
[
576.5009940357853,
1375.1061452513966
]
],
"objectId": "408deff4664cc342d236127",
"classifications": [],
"schemaId": "a966c7799383465850cd803",
"page": 504,
"title": "gon"
},
{
"objectId": "765742a3b676d3f26898792",
"schemaId": "b1c6805d054f0e44ae11500",
"classifications": [],
"bounding-box": {
"x": 801.948310139165,
"y": 1428.7374301675977,
"height": 173.76536312849163,
"width": 118.09145129224652
},
"page": 506,
"title": "bb"
},
{
"objectId": "408deff4664cc342d236127",
"schemaId": "a966c7799383465850cd803",
"classifications": [],
"polygon": [
[
217.93240556660038,
229.54189944134077
],
[
67.63419483101391,
456.9385474860335
],
[
200.75546719681907,
482.68156424581
]
],
"page": 506,
"title": "gon"
}
],
"classifications": [
{
"objectId": "3d5cd10ba190b29d2850724",
"schemaId": "6421df1fa34ac13204ea157",
"tool": "radio",
"title": "rdo",
"answer": "1",
"classifications": []
},
{
"objectId": "f4e53917c222c8e62dbb715",
"schemaId": "1ea7a275ce5c9cf30a6f148",
"tool": "checkbox",
"title": "chk",
"answer": [
"1"
],
"classifications": []
},
{
"objectId": "0b057a52a2bb648b197f180",
"schemaId": "a2b4a50bb90eb6523b88376",
"tool": "single-dropdown",
"title": "sdr",
"answer": "1",
"classifications": []
},
{
"objectId": "19ae5491832a3bd42704684",
"schemaId": "11f6ed8e4ac4852d3422341",
"tool": "multi-dropdown",
"title": "mdr",
"answer": [
"1"
],
"classifications": []
},
{
"objectId": "7ed41243066d9b09e652723",
"schemaId": "c2b5eb27e55b186f84f3898",
"tool": "tree-dropdown",
"title": "tre",
"answer": [
"1",
"1 / 2"
],
"classifications": []
},
{
"objectId": "bde3bab1fbdbcecdc891100",
"schemaId": "6590a72d09f1760a4578032",
"tool": "text",
"title": "txt",
"answer": "2",
"classifications": []
}
],
"relations": []
}
]
}
}
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