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[ aws . textract ]

analyze-expense

Description

AnalyzeExpense synchronously analyzes an input document for financially related relationships between text.

Information is returned as ExpenseDocuments and seperated as follows:

  • LineItemGroups - A data set containing LineItems which store information about the lines of text, such as an item purchased and its price on a receipt.
  • SummaryFields - Contains all other information a receipt, such as header information or the vendors name.

See also: AWS API Documentation

Synopsis

  analyze-expense
--document <value>
[--cli-input-json <value>]
[--generate-cli-skeleton <value>]
[--debug]
[--endpoint-url <value>]
[--no-verify-ssl]
[--no-paginate]
[--output <value>]
[--query <value>]
[--profile <value>]
[--region <value>]
[--version <value>]
[--color <value>]
[--no-sign-request]
[--ca-bundle <value>]
[--cli-read-timeout <value>]
[--cli-connect-timeout <value>]

Options

--document (structure)

The input document, either as bytes or as an S3 object.

You pass image bytes to an Amazon Textract API operation by using the Bytes property. For example, you would use the Bytes property to pass a document loaded from a local file system. Image bytes passed by using the Bytes property must be base64 encoded. Your code might not need to encode document file bytes if you're using an AWS SDK to call Amazon Textract API operations.

You pass images stored in an S3 bucket to an Amazon Textract API operation by using the S3Object property. Documents stored in an S3 bucket don't need to be base64 encoded.

The AWS Region for the S3 bucket that contains the S3 object must match the AWS Region that you use for Amazon Textract operations.

If you use the AWS CLI to call Amazon Textract operations, passing image bytes using the Bytes property isn't supported. You must first upload the document to an Amazon S3 bucket, and then call the operation using the S3Object property.

For Amazon Textract to process an S3 object, the user must have permission to access the S3 object.

Bytes -> (blob)

A blob of base64-encoded document bytes. The maximum size of a document that's provided in a blob of bytes is 5 MB. The document bytes must be in PNG or JPEG format.

If you're using an AWS SDK to call Amazon Textract, you might not need to base64-encode image bytes passed using the Bytes field.

S3Object -> (structure)

Identifies an S3 object as the document source. The maximum size of a document that's stored in an S3 bucket is 5 MB.

Bucket -> (string)

The name of the S3 bucket. Note that the # character is not valid in the file name.

Name -> (string)

The file name of the input document. Synchronous operations can use image files that are in JPEG or PNG format. Asynchronous operations also support PDF and TIFF format files.

Version -> (string)

If the bucket has versioning enabled, you can specify the object version.

Shorthand Syntax:

Bytes=blob,S3Object={Bucket=string,Name=string,Version=string}

JSON Syntax:

{
  "Bytes": blob,
  "S3Object": {
    "Bucket": "string",
    "Name": "string",
    "Version": "string"
  }
}

--cli-input-json (string) Performs service operation based on the JSON string provided. The JSON string follows the format provided by --generate-cli-skeleton. If other arguments are provided on the command line, the CLI values will override the JSON-provided values. It is not possible to pass arbitrary binary values using a JSON-provided value as the string will be taken literally.

--generate-cli-skeleton (string) Prints a JSON skeleton to standard output without sending an API request. If provided with no value or the value input, prints a sample input JSON that can be used as an argument for --cli-input-json. If provided with the value output, it validates the command inputs and returns a sample output JSON for that command.

Global Options

--debug (boolean)

Turn on debug logging.

--endpoint-url (string)

Override command's default URL with the given URL.

--no-verify-ssl (boolean)

By default, the AWS CLI uses SSL when communicating with AWS services. For each SSL connection, the AWS CLI will verify SSL certificates. This option overrides the default behavior of verifying SSL certificates.

--no-paginate (boolean)

Disable automatic pagination.

--output (string)

The formatting style for command output.

  • json
  • text
  • table

--query (string)

A JMESPath query to use in filtering the response data.

--profile (string)

Use a specific profile from your credential file.

--region (string)

The region to use. Overrides config/env settings.

--version (string)

Display the version of this tool.

--color (string)

Turn on/off color output.

  • on
  • off
  • auto

--no-sign-request (boolean)

Do not sign requests. Credentials will not be loaded if this argument is provided.

--ca-bundle (string)

The CA certificate bundle to use when verifying SSL certificates. Overrides config/env settings.

--cli-read-timeout (int)

The maximum socket read time in seconds. If the value is set to 0, the socket read will be blocking and not timeout. The default value is 60 seconds.

--cli-connect-timeout (int)

The maximum socket connect time in seconds. If the value is set to 0, the socket connect will be blocking and not timeout. The default value is 60 seconds.

Output

DocumentMetadata -> (structure)

Information about the input document.

Pages -> (integer)

The number of pages that are detected in the document.

ExpenseDocuments -> (list)

The expenses detected by Amazon Textract.

(structure)

The structure holding all the information returned by AnalyzeExpense

ExpenseIndex -> (integer)

Denotes which invoice or receipt in the document the information is coming from. First document will be 1, the second 2, and so on.

SummaryFields -> (list)

Any information found outside of a table by Amazon Textract.

(structure)

Breakdown of detected information, seperated into the catagories Type, LabelDetection, and ValueDetection

Type -> (structure)

The implied label of a detected element. Present alongside LabelDetection for explicit elements.

Text -> (string)

The word or line of text detected by Amazon Textract.

Confidence -> (float)

The confidence of accuracy, as a percentage.

LabelDetection -> (structure)

The explicitly stated label of a detected element.

Text -> (string)

The word or line of text recognized by Amazon Textract

Geometry -> (structure)

Information about where the following items are located on a document page: detected page, text, key-value pairs, tables, table cells, and selection elements.

BoundingBox -> (structure)

An axis-aligned coarse representation of the location of the recognized item on the document page.

Width -> (float)

The width of the bounding box as a ratio of the overall document page width.

Height -> (float)

The height of the bounding box as a ratio of the overall document page height.

Left -> (float)

The left coordinate of the bounding box as a ratio of overall document page width.

Top -> (float)

The top coordinate of the bounding box as a ratio of overall document page height.

Polygon -> (list)

Within the bounding box, a fine-grained polygon around the recognized item.

(structure)

The X and Y coordinates of a point on a document page. The X and Y values that are returned are ratios of the overall document page size. For example, if the input document is 700 x 200 and the operation returns X=0.5 and Y=0.25, then the point is at the (350,50) pixel coordinate on the document page.

An array of Point objects, Polygon , is returned by DetectDocumentText . Polygon represents a fine-grained polygon around detected text. For more information, see Geometry in the Amazon Textract Developer Guide.

X -> (float)

The value of the X coordinate for a point on a Polygon .

Y -> (float)

The value of the Y coordinate for a point on a Polygon .

Confidence -> (float)

The confidence in detection, as a percentage

ValueDetection -> (structure)

The value of a detected element. Present in explicit and implicit elements.

Text -> (string)

The word or line of text recognized by Amazon Textract

Geometry -> (structure)

Information about where the following items are located on a document page: detected page, text, key-value pairs, tables, table cells, and selection elements.

BoundingBox -> (structure)

An axis-aligned coarse representation of the location of the recognized item on the document page.

Width -> (float)

The width of the bounding box as a ratio of the overall document page width.

Height -> (float)

The height of the bounding box as a ratio of the overall document page height.

Left -> (float)

The left coordinate of the bounding box as a ratio of overall document page width.

Top -> (float)

The top coordinate of the bounding box as a ratio of overall document page height.

Polygon -> (list)

Within the bounding box, a fine-grained polygon around the recognized item.

(structure)

The X and Y coordinates of a point on a document page. The X and Y values that are returned are ratios of the overall document page size. For example, if the input document is 700 x 200 and the operation returns X=0.5 and Y=0.25, then the point is at the (350,50) pixel coordinate on the document page.

An array of Point objects, Polygon , is returned by DetectDocumentText . Polygon represents a fine-grained polygon around detected text. For more information, see Geometry in the Amazon Textract Developer Guide.

X -> (float)

The value of the X coordinate for a point on a Polygon .

Y -> (float)

The value of the Y coordinate for a point on a Polygon .

Confidence -> (float)

The confidence in detection, as a percentage

PageNumber -> (integer)

The page number the value was detected on.

Currency -> (structure)

Shows the kind of currency, both the code and confidence associated with any monatary value detected.

Code -> (string)

Currency code for detected currency. the current supported codes are:

  • USD
  • EUR
  • GBP
  • CAD
  • INR
  • JPY
  • CHF
  • AUD
  • CNY
  • BZR
  • SEK
  • HKD

Confidence -> (float)

Percentage confideence in the detected currency.

GroupProperties -> (list)

Shows which group a response object belongs to, such as whether an address line belongs to the vendor's address or the recipent's address.

(structure)

Shows the group that a certain key belongs to. This helps differentiate between names and addresses for different organizations, that can be hard to determine via JSON response.

Types -> (list)

Informs you on whether the expense group is a name or an address.

(string)

Id -> (string)

Provides a group Id number, which will be the same for each in the group.

LineItemGroups -> (list)

Information detected on each table of a document, seperated into LineItems .

(structure)

A grouping of tables which contain LineItems, with each table identified by the table's LineItemGroupIndex .

LineItemGroupIndex -> (integer)

The number used to identify a specific table in a document. The first table encountered will have a LineItemGroupIndex of 1, the second 2, etc.

LineItems -> (list)

The breakdown of information on a particular line of a table.

(structure)

A structure that holds information about the different lines found in a document's tables.

LineItemExpenseFields -> (list)

ExpenseFields used to show information from detected lines on a table.

(structure)

Breakdown of detected information, seperated into the catagories Type, LabelDetection, and ValueDetection

Type -> (structure)

The implied label of a detected element. Present alongside LabelDetection for explicit elements.

Text -> (string)

The word or line of text detected by Amazon Textract.

Confidence -> (float)

The confidence of accuracy, as a percentage.

LabelDetection -> (structure)

The explicitly stated label of a detected element.

Text -> (string)

The word or line of text recognized by Amazon Textract

Geometry -> (structure)

Information about where the following items are located on a document page: detected page, text, key-value pairs, tables, table cells, and selection elements.

BoundingBox -> (structure)

An axis-aligned coarse representation of the location of the recognized item on the document page.

Width -> (float)

The width of the bounding box as a ratio of the overall document page width.

Height -> (float)

The height of the bounding box as a ratio of the overall document page height.

Left -> (float)

The left coordinate of the bounding box as a ratio of overall document page width.

Top -> (float)

The top coordinate of the bounding box as a ratio of overall document page height.

Polygon -> (list)

Within the bounding box, a fine-grained polygon around the recognized item.

(structure)

The X and Y coordinates of a point on a document page. The X and Y values that are returned are ratios of the overall document page size. For example, if the input document is 700 x 200 and the operation returns X=0.5 and Y=0.25, then the point is at the (350,50) pixel coordinate on the document page.

An array of Point objects, Polygon , is returned by DetectDocumentText . Polygon represents a fine-grained polygon around detected text. For more information, see Geometry in the Amazon Textract Developer Guide.

X -> (float)

The value of the X coordinate for a point on a Polygon .

Y -> (float)

The value of the Y coordinate for a point on a Polygon .

Confidence -> (float)

The confidence in detection, as a percentage

ValueDetection -> (structure)

The value of a detected element. Present in explicit and implicit elements.

Text -> (string)

The word or line of text recognized by Amazon Textract

Geometry -> (structure)

Information about where the following items are located on a document page: detected page, text, key-value pairs, tables, table cells, and selection elements.

BoundingBox -> (structure)

An axis-aligned coarse representation of the location of the recognized item on the document page.

Width -> (float)

The width of the bounding box as a ratio of the overall document page width.

Height -> (float)

The height of the bounding box as a ratio of the overall document page height.

Left -> (float)

The left coordinate of the bounding box as a ratio of overall document page width.

Top -> (float)

The top coordinate of the bounding box as a ratio of overall document page height.

Polygon -> (list)

Within the bounding box, a fine-grained polygon around the recognized item.

(structure)

The X and Y coordinates of a point on a document page. The X and Y values that are returned are ratios of the overall document page size. For example, if the input document is 700 x 200 and the operation returns X=0.5 and Y=0.25, then the point is at the (350,50) pixel coordinate on the document page.

An array of Point objects, Polygon , is returned by DetectDocumentText . Polygon represents a fine-grained polygon around detected text. For more information, see Geometry in the Amazon Textract Developer Guide.

X -> (float)

The value of the X coordinate for a point on a Polygon .

Y -> (float)

The value of the Y coordinate for a point on a Polygon .

Confidence -> (float)

The confidence in detection, as a percentage

PageNumber -> (integer)

The page number the value was detected on.

Currency -> (structure)

Shows the kind of currency, both the code and confidence associated with any monatary value detected.

Code -> (string)

Currency code for detected currency. the current supported codes are:

  • USD
  • EUR
  • GBP
  • CAD
  • INR
  • JPY
  • CHF
  • AUD
  • CNY
  • BZR
  • SEK
  • HKD

Confidence -> (float)

Percentage confideence in the detected currency.

GroupProperties -> (list)

Shows which group a response object belongs to, such as whether an address line belongs to the vendor's address or the recipent's address.

(structure)

Shows the group that a certain key belongs to. This helps differentiate between names and addresses for different organizations, that can be hard to determine via JSON response.

Types -> (list)

Informs you on whether the expense group is a name or an address.

(string)

Id -> (string)

Provides a group Id number, which will be the same for each in the group.

Blocks -> (list)

This is a block object, the same as reported when DetectDocumentText is run on a document. It provides word level recognition of text.

(structure)

A Block represents items that are recognized in a document within a group of pixels close to each other. The information returned in a Block object depends on the type of operation. In text detection for documents (for example DetectDocumentText ), you get information about the detected words and lines of text. In text analysis (for example AnalyzeDocument ), you can also get information about the fields, tables, and selection elements that are detected in the document.

An array of Block objects is returned by both synchronous and asynchronous operations. In synchronous operations, such as DetectDocumentText , the array of Block objects is the entire set of results. In asynchronous operations, such as GetDocumentAnalysis , the array is returned over one or more responses.

For more information, see How Amazon Textract Works .

BlockType -> (string)

The type of text item that's recognized. In operations for text detection, the following types are returned:

  • PAGE - Contains a list of the LINE Block objects that are detected on a document page.
  • WORD - A word detected on a document page. A word is one or more ISO basic Latin script characters that aren't separated by spaces.
  • LINE - A string of tab-delimited, contiguous words that are detected on a document page.

In text analysis operations, the following types are returned:

  • PAGE - Contains a list of child Block objects that are detected on a document page.
  • KEY_VALUE_SET - Stores the KEY and VALUE Block objects for linked text that's detected on a document page. Use the EntityType field to determine if a KEY_VALUE_SET object is a KEY Block object or a VALUE Block object.
  • WORD - A word that's detected on a document page. A word is one or more ISO basic Latin script characters that aren't separated by spaces.
  • LINE - A string of tab-delimited, contiguous words that are detected on a document page.
  • TABLE - A table that's detected on a document page. A table is grid-based information with two or more rows or columns, with a cell span of one row and one column each.
  • CELL - A cell within a detected table. The cell is the parent of the block that contains the text in the cell.
  • SELECTION_ELEMENT - A selection element such as an option button (radio button) or a check box that's detected on a document page. Use the value of SelectionStatus to determine the status of the selection element.
  • SIGNATURE - The location and confidene score of a signature detected on a document page. Can be returned as part of a Key-Value pair or a detected cell.
  • QUERY - A question asked during the call of AnalyzeDocument. Contains an alias and an ID that attaches it to its answer.
  • QUERY_RESULT - A response to a question asked during the call of analyze document. Comes with an alias and ID for ease of locating in a response. Also contains location and confidence score.

Confidence -> (float)

The confidence score that Amazon Textract has in the accuracy of the recognized text and the accuracy of the geometry points around the recognized text.

Text -> (string)

The word or line of text that's recognized by Amazon Textract.

TextType -> (string)

The kind of text that Amazon Textract has detected. Can check for handwritten text and printed text.

RowIndex -> (integer)

The row in which a table cell is located. The first row position is 1. RowIndex isn't returned by DetectDocumentText and GetDocumentTextDetection .

ColumnIndex -> (integer)

The column in which a table cell appears. The first column position is 1. ColumnIndex isn't returned by DetectDocumentText and GetDocumentTextDetection .

RowSpan -> (integer)

The number of rows that a table cell spans. Currently this value is always 1, even if the number of rows spanned is greater than 1. RowSpan isn't returned by DetectDocumentText and GetDocumentTextDetection .

ColumnSpan -> (integer)

The number of columns that a table cell spans. Currently this value is always 1, even if the number of columns spanned is greater than 1. ColumnSpan isn't returned by DetectDocumentText and GetDocumentTextDetection .

Geometry -> (structure)

The location of the recognized text on the image. It includes an axis-aligned, coarse bounding box that surrounds the text, and a finer-grain polygon for more accurate spatial information.

BoundingBox -> (structure)

An axis-aligned coarse representation of the location of the recognized item on the document page.

Width -> (float)

The width of the bounding box as a ratio of the overall document page width.

Height -> (float)

The height of the bounding box as a ratio of the overall document page height.

Left -> (float)

The left coordinate of the bounding box as a ratio of overall document page width.

Top -> (float)

The top coordinate of the bounding box as a ratio of overall document page height.

Polygon -> (list)

Within the bounding box, a fine-grained polygon around the recognized item.

(structure)

The X and Y coordinates of a point on a document page. The X and Y values that are returned are ratios of the overall document page size. For example, if the input document is 700 x 200 and the operation returns X=0.5 and Y=0.25, then the point is at the (350,50) pixel coordinate on the document page.

An array of Point objects, Polygon , is returned by DetectDocumentText . Polygon represents a fine-grained polygon around detected text. For more information, see Geometry in the Amazon Textract Developer Guide.

X -> (float)

The value of the X coordinate for a point on a Polygon .

Y -> (float)

The value of the Y coordinate for a point on a Polygon .

Id -> (string)

The identifier for the recognized text. The identifier is only unique for a single operation.

Relationships -> (list)

A list of child blocks of the current block. For example, a LINE object has child blocks for each WORD block that's part of the line of text. There aren't Relationship objects in the list for relationships that don't exist, such as when the current block has no child blocks. The list size can be the following:

  • 0 - The block has no child blocks.
  • 1 - The block has child blocks.

(structure)

Information about how blocks are related to each other. A Block object contains 0 or more Relation objects in a list, Relationships . For more information, see Block .

The Type element provides the type of the relationship for all blocks in the IDs array.

Type -> (string)

The type of relationship that the blocks in the IDs array have with the current block. The relationship can be VALUE or CHILD . A relationship of type VALUE is a list that contains the ID of the VALUE block that's associated with the KEY of a key-value pair. A relationship of type CHILD is a list of IDs that identify WORD blocks in the case of lines Cell blocks in the case of Tables, and WORD blocks in the case of Selection Elements.

Ids -> (list)

An array of IDs for related blocks. You can get the type of the relationship from the Type element.

(string)

EntityTypes -> (list)

The type of entity. The following can be returned:

  • KEY - An identifier for a field on the document.
  • VALUE - The field text.
EntityTypes isn't returned by DetectDocumentText and GetDocumentTextDetection .

(string)

SelectionStatus -> (string)

The selection status of a selection element, such as an option button or check box.

Page -> (integer)

The page on which a block was detected. Page is returned by synchronous and asynchronous operations. Page values greater than 1 are only returned for multipage documents that are in PDF or TIFF format. A scanned image (JPEG/PNG) provided to an asynchronous operation, even if it contains multiple document pages, is considered a single-page document. This means that for scanned images the value of Page is always 1. Synchronous operations operations will also return a Page value of 1 because every input document is considered to be a single-page document.

Query -> (structure)

Text -> (string)

Question that Amazon Textract will apply to the document. An example would be "What is the customer's SSN?"

Alias -> (string)

Alias attached to the query, for ease of location.

Pages -> (list)

Pages is a parameter that the user inputs to specify which pages to apply a query to. The following is a list of rules for using this parameter.

  • If a page is not specified, it is set to ["1"] by default.
  • The following characters are allowed in the parameter's string: 0 1 2 3 4 5 6 7 8 9 - * . No whitespace is allowed.
  • When using * to indicate all pages, it must be the only element in the list.
  • You can use page intervals, such as [“1-3”, “1-1”, “4-*”] . Where * indicates last page of document.
  • Specified pages must be greater than 0 and less than or equal to the number of pages in the document.

(string)