CLOVA OCR overview

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Available in Classic and VPC

CLOVA OCR is a service of NAVER Cloud Platform that recognizes sent documents or images and accurately extracts text and data from the area specified by the user. CLOVA OCR boasts exceptional text recognition rates, backed by groundbreaking technology that secured first place in four categories at ICDAR 2019, the most prestigious global OCR challenge, and has been featured in papers at CVPR and ICCV international conferences. This cutting-edge technology enables automatic document classification based on similarity to pre-registered templates without user intervention, making it ideal for designing efficient business workflows. It can also be linked with services such as Papago to provide differentiated services.

CLOVA OCR features

CLOVA OCR provides the following features:

  • Extract recognition results from images and documents: recognizes documents and accurately extracts text and data from user-specified areas
  • Automate document processing and integrate with actions: automatically classifies documents based on similarity to registered templates, enabling effective business workflow design
  • Recognition result verification process: verifies recognized results to reduce repetitive verification tasks and improve reliability
  • Easy-to-use RESTful API for integration with various services: accepts language settings and image data as input, then returns corresponding recognition results as text

CLOVA OCR user guides

CLOVA OCR is available in Korea and Japan Regions, and the same service is provided in each Region. This guide will walk you through the information you need to start using CLOVA OCR.

  • CLOVA OCR overview: describes features, user guides, and related resources.
  • CLOVA OCR prerequisites: view required specifications, cautions, and pricing information.
  • CLOVA OCR quickstart: guides you through the entire process step-by-step.
  • Getting started with CLOVA OCR: learn how to manage subscriptions from the NAVER Cloud Platform console.
  • Using CLOVA OCR: learn how to create and manage CLOVA OCR domains, integrate with and call APIs, view statistics data, and use batches.
    • Manage subscriptions: learn how to manage subscriptions from the NAVER Cloud Platform console.
    • Domain: learn how to create and manage CLOVA OCR domains and integrate with API Gateway.
      • Domain: learn how to create, delete, and copy domains and integrate with API Gateway.
      • General: learn how to create and use domains for which the service type is General.
      • Template: learn how to create and use domains for which the service type is Template.
      • Document: learn how to create and use domains for which the service type is Document.
    • Batch: learn how to create and manage batches where batch processing for large images is possible.
    • Management: learn how to view various statistics data for CLOVA OCR by domains.
    • OCR Reader
  • Cloud OCR examples: various useful examples, descriptions, and how to use CLOVA OCR.
  • CLOVA OCR permissions management: manage accounts using NAVER Cloud Platform's Sub Account.
  • CLOVA OCR glossary: familiarize yourself with key terms and definitions.
  • CLOVA OCR FAQs: frequently asked questions and answers when using CLOVA OCR
  • CLOVA OCR troubleshooting: troubleshoot any issues with CLOVA OCR.
  • CLOVA OCR release notes: see documentation history for CLOVA OCR user guides.

CLOVA OCR related resources

We offer a variety of related resources as well as the user guides to help you better understand CLOVA OCR. If you are a developer or marketer in need of details while you are considering adopting CLOVA OCR for your company or establishing data related policies, then make good use of the following resources:

  • Understanding and advanced usage of CLOVA OCR
  • User guides for integrated services required for the use of CLOVA OCR