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2. Multimedia - Wikipedia

   en.wikipedia.org/wiki/Multimedia

   Multimedia refers to the integration of multiple forms of content such as text, audio, images, video, and interactive elements into a single digital platform or application. This integration allows for a more immersive and engaging experience compared to traditional single-medium content. Multimedia is utilized in various fields including ...

3. PDF - Wikipedia

   en.wikipedia.org/wiki/PDF

   PDF's emphasis on preserving the visual appearance of documents across different software and hardware platforms poses challenges to the conversion of PDF documents to other file formats and the targeted extraction of information, such as text, images, tables, bibliographic information, and document metadata. Numerous tools and source code ...

4. Text processing - Wikipedia

   en.wikipedia.org/wiki/Text_processing

   Text processing involves computer commands which invoke content, content changes, and cursor movement, for example to. search and replace. format. generate a processed report of the content of, or. filter a file or report of a text file. The text processing of a regular expression is a virtual editing machine, having a primitive programming ...

5. Information extraction - Wikipedia

   en.wikipedia.org/wiki/Information_extraction

   Information extraction. Information extraction (IE) is the task of automatically extracting structured information from unstructured and/or semi-structured machine-readable documents and other electronically represented sources. Typically, this involves processing human language texts by means of natural language processing (NLP). [1]

6. Optical character recognition - Wikipedia

   en.wikipedia.org/wiki/Optical_character_recognition

   Video of the process of scanning and real-time optical character recognition (OCR) with a portable scanner. Optical character recognition or optical character reader (OCR) is the electronic or mechanical conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene photo (for example the text on signs and ...

7. Document processing - Wikipedia

   en.wikipedia.org/wiki/Document_processing

   Document processing is a field of research and a set of production processes aimed at making an analog document digital. Document processing does not simply aim to photograph or scan a document to obtain a digital image, but also to make it digitally intelligible. This includes extracting the structure of the document or the layout and then the ...