Audio Transcription Example

In this example, you create an audio transcription and lableling project to label and transcribe audio.

Project Overview

You want to create a project that enables you to label parts of an audio recording and transcribe the speech.

To create this project, you must perform the following tasks:

  1. List out your project requirements.

  2. Identify sample audio that you can use for labeling.

  3. Configure project metadata.

  4. Manage your project input and output fields.

  5. Create the workflow that you want to implement in your project.

  6. Add users to your project and assign them project roles.

  7. Add a dataset to the project.

  8. Start labeling input audio.

  9. Viewing batch status report.

This document explains how you can perform each of the tasks listed above. Specific sections in this document also contain sample data that you can use to easily create and implement this project in Taskmonk.

Listing Project Requirements

In this project, you want to:

  • Transcribe the speech from a recording.

  • Identify the speaker for each section of the recording.

  • Label various sections of the recording.

Sample Input Data

For the purposes of this example, we shall use a recording from Spoken Wikipedia.

You select the recordings from Spoken Wikipedia that you wish to transcribe. You paste the URLs of the recording into a Microsoft Excel sheet under columns labeled AudioUrl. You save the Microsoft Excel sheet as Audio_Transcription_Input.xlsx on your hard drive.

 

 

Download Source File

You can follow the steps listed above to create your Microsoft Excel sheet; you can also download and use this file in your project: Audio_Transcription_Input.xlsx.zip.

Each downloadable file is available as a ZIP file. To use it, download the file and unzip its contents.

Configuring Project Metadata

Project Metadata is the first tab that appears when you create a project. The Project Metadata tab enables you to provide basic information, such as the name, process, and project type, associated with your project. You can also upload any documentation that you may want to add to your project.

  1. To create the project, click the Create Project floating button on the left side of the Projects page.

     

    The Project Metadata tab associated with your new project appears.

     

     

  2. Enter Audio transcription as the Project Name and Audio transcription as the Process.

  3. Click Project Type > Audio.

  4. Enable Project Pipeline is False by default, do not change this for the current project.

  5. Click Next.
    The Documents sub-tab appears.

  6. You can upload documents associated with the project if required. This is an optional step, and you can skip it for now.
    Click Next.

The Task Design tab appears. Use this tab to manage your project input and output fields.

Managing Project Input and Output Fields

Taskmonk uses the project type that you specify to add input and/or output fields to projects as required. You can modify these later. In this instance, you selected Audio as the Project Type, and Taskmonk adds the following fields to the Task Design tab:

  • Input Field

    • Field Name: AudioUrl, Field Type: Audio

  • Output Field

    • Field Name: Annotations, Field Type: Annotation, Mandatory: False, Disabled: False, Customer Visible: True

You do not need any other input fields for this project. Follow the below steps to update output fields as required.

Updating Output Field Details

  1. Click the Output Field tab to display the Output Field UI.

     

     

  2. To the annotation field, you need to add two more sub-fields: Speaker and Section. To do so, click the Possible Values > Add Sub Field icon. The Create Sub Field modal appears.

     

     

  3. Enter Speaker as the Field Name.

  4. Select DropDown as the Field Type. Text field Possible Values appears.

  5. Enter comma-separated values for various possible speakers. For this example set this as: Guest, Audience, Emcee.

  6. Click Add to save the sub-field details.

  7. Enter Section as the Field Name.

  8. Select Text as the Field Type.

  9. Click Add to save the sub-field details.

  10. Click OK to update the field and return to the Output Field tab.

  11. Click Next to move to the next step, Quality Workflows.

Creating Quality Workflows

The Quality Workflow tab enables you to specify how you want to ensure output quality. It also helps you create the execution levels required for your quality workflows. For example, you want to create the following levels for this project:

  • Transcription Analyst

  • Transcription QA

  • Delivery Lead

  1. In this instance, you want to enable a Maker-Editor workflow. Click the Execution Method field and select Maker-Editor from the drop-down list that appears.

  2. By default, Taskmonk creates the Analyst role for you. Click the Update Execution Level icon. The Edit Execution Level modal appears.

     

     

  3. Enter Transcription Analyst as the Execution Level Name.

  4. You can skip all other fields here. Click Update to return to the Quality Workflow tab.

  5. Click the Add Execution Level button on the right side of the page. The Add Execution Level modal appears.

  6. Enter Transcription QA in the Execution Level Name field.

  7. You can skip all other fields here. Click Add.
    Taskmonk adds the new execution level, closes the modal, and displays the updated Quality Workflow tab. Repeat the process to add all required execution levels.

     

     

  8. Click Next to move to the next step, Process Logic.

Creating Process Logic

Quality Workflow > Process Logic tab allows you to decide the logic based on which datasets are moved from one execution level to the next. For the current project, you want to enable the following rules:

  • 80% of the project datasets move from level 1 to level 2.

  • 65% of the project datasets move from level 2 to level 3.

To do so:

  1. Click +Add Process Logic button on the right-hand side of the page. Add process logic page appears.

     

     

  2. Click the From Level dropdown and select L1 [Transaction Analyst].

  3. Click the To Level dropdown and select L2 [Transaction QA].

  4. Click the Add Rule icon to load the add rule UI.

  5. Click the Add New Rule icon. The Rule Type dropdown appears.

  6. Click the Rule Type dropdown and select PercentageRule.

  7. Click the Percentage drop-down and select 80%.

  8. Click Submit to save the rule.

     

     

  9. Repeat the above step to add rules for each level change.

     

     

Managing Users and Roles

You must now add users to your project and assign the execution levels you just created to them.

  1. Click the Users tab just above the Quality Workflow tab.
    The Users > Manage Users tab appears.

  2. Click the Add button in the top-right section of the tab.
    The Select Users tab appears.

  3. Corresponding to each execution level, click the Select Users field and select the desired user from the drop-down list that appears.

     

     

  4. Click Add to add the selected users to the project.

  5. Close the modal.
    The Manage Users tab reloads to display the updated user details.

Managing Project Datasets

Your project is now configured. Congratulations!

Before you can start transcription and labeling, you must upload the input data containing the audio to be labeled.

  1. Click the Datasets tab. The Datasets page appears. Use this page to manage datasets for your project.

  2. Taskmonk organizes datasets into batches to simplify management and tracking. To add a new dataset, click Add Batch on the right side of the page. The Add Batch modal appears.

  3. Enter Batch 1 as the name for the batch that you want to import in the Add New Batch field. You can ignore the other fields.

     

     

  4. Click Submit. This creates a new batch of data for your project and adds it to the Pending tab of the Datasets page. You can now upload datasets into the batch, as required.

  5. To add a dataset to the batch, click the Import button under the Tasks(Import/Export) column. The Import Task modal appears.

  6. Click Choose Files, select the sample input file from your computer and click Import.

  7. Once the dataset is imported, click Close to exit the modal.

     

     

Labeling Audio Using Taskmonk

Your project is now ready for work.

  1. Log in as a Transcription Analyst and click the My Tasks icon at the top of the page. The My Tasks page appears.

     

     

  2. Click the Get Tasks button adjacent to the Audio transcription project. The labeling UI associated with this project appears.

     

     

    You can see the following project details in the labeling UI:

    • Batch Name (Batch 1) in the top-left section of the page.

    • Input fields (audio controls) at the bottom of the page

    • Output fields (Audio section, Transcription, Speaker, Section) in the middle of the page.

      For detailed information on working with a typical labeling UI, see Labeling Data.

Viewing Batch Status Report

  1. Go to the Projects page and click Reports > View for the POS Tagging project. The Reports page appears.

  2. Click on Dataset Progress Reports to view the batch status report. This shows the total number of tasks pending and completed at each level for all batches.

     

     

Downloadable Sample Files

  File Modified

ZIP Archive Audio_Transcription_Input.xlsx.zip

Jun 08, 2021 by Kumar Luv

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