Help Center/ Data Lake Factory/ User Guide/ References/ Nodes/ OCR
Updated on 2022-02-22 GMT+08:00
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OCR

Functions

The OCR node is used to recognize text on images and store the recognition result in a specified OBS directory.

The OCR node can be used only in CN North-Beijing4.

Parameters

Table 1 and Table 2 describe the parameters of the OCR node.

Table 1 Parameters of OCR nodes

Parameter

Mandatory

Description

Node Name

Yes

Name of the node. Must consist of 1 to 128 characters and contain only letters, digits, underscores (_), hyphens (-), slashes (/), less-than signs (<), and greater-than signs (>).

Image Path

Yes

OBS path of the image to be recognized.

Category

Yes

Image type that can be recognized. Currently, only General Text OCR is supported. It can be used in various scenarios, such as scanned files, electronic documents, books, documents, and forms.

Storage Directory

Yes

OBS directory for storing the recognition result.
Table 2 Advanced parameters

Parameter

Mandatory

Description

Max. Node Execution Duration

Yes

Execution timeout interval for the node. If retry is configured and the execution is not complete within the timeout interval, the node will not be retried and is set to the failed state.

Retry upon Failure

Yes

Indicates whether to re-execute a node task if its execution fails. Possible values:

  • Yes: The node task will be re-executed, and the following parameters must be configured:
    • Maximum Retries
    • Retry Interval (seconds)
  • No: The node task will not be re-executed. This is the default setting.
NOTE:

If Timeout Interval is configured for the node, the node will not be executed again after the execution times out. Instead, the node is set to the failure state.

Failure Policy

Yes

Operation that will be performed if the node task fails to be executed. Possible values:

  • End the current job execution plan
  • Go to the next job
  • Suspend the current job execution plan
  • Suspend execution plans of the current and subsequent nodes
Parent topic: Nodes