What is a .UD file?
A file with the .UD extension is known as an OmniPage User Dictionary file. It is specifically created for use with OmniPage, which is a software designed to convert different types of documents, such as scanned paper documents, PDF files, or images captured by a digital camera, into editable text through a process called optical character recognition (OCR). The .UD file contains a list of custom words that you, the user, have added to OmniPage. These custom words can include names of people, places, technical terms, abbreviations, or any other words that are not typically found in a standard dictionary. By adding these words to the user dictionary, you help OmniPage recognize them correctly when it scans documents, improving the accuracy of the text recognition process. This is especially useful for ensuring that unique or specialized terms are not mistaken for other words or flagged as errors during the OCR process.
To open a .UD file, you will need to use Nuance OmniPage or Nuance OmniPage Pro X. These programs are specifically designed to work with OCR technology and the .UD file format. When you open a .UD file in one of these programs, it allows the software to access and use your custom word list, enhancing its ability to accurately convert images of text into editable text documents.
Verification
Our goal is to help people find the most up-to-date information about file extensions for Windows, Mac, Linux, Android and iOS. We researched over 10,000 file extensions and their respective programs that open those files. If you want to suggest edits or updates about .UD file formats, example files, or programs that are compatible. Please contact us.