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2. Watermark - Wikipedia

   en.wikipedia.org/wiki/Watermark

   Another type of watermark is called the cylinder mould watermark. It is a shaded watermark first used in 1848 that incorporates tonal depth and creates a greyscale image. Instead of using a wire covering for the dandy roll, the shaded watermark is created by areas of relief on the roll's own surface.

3. Digital watermarking - Wikipedia

   en.wikipedia.org/wiki/Digital_watermarking

   A digital watermark is called imperceptible if the watermarked content is perceptually equivalent to the original, unwatermarked content. [7] In general, it is easy to create either robust watermarks or imperceptible watermarks, but the creation of both robust and imperceptible watermarks has proven to be quite challenging. [2]

4. Watermark (disambiguation) - Wikipedia

   en.wikipedia.org/wiki/Watermark_(disambiguation)

   Digital watermarking, a technique to embed data in digital audio, images or video . Audio watermark, techniques for embedding hidden information into audio signals; Watermark (data file), a method for ensuring data integrity which combines aspects of data hashing and digital watermarking

5. Google launches watermarks for AI-generated images - AOL

   www.aol.com/google-launches-watermarks-ai...

   In an effort to help prevent the spread of misinformation, Google on Tuesday unveiled an invisible, permanent watermark on images that will identify them as computer-generated.

6. Category:Images with watermarks - Wikipedia

   en.wikipedia.org/.../Category:Images_with_watermarks

   Images for cleanup : Images needing cleanup to improve quality standards. Image captions for cleanup: Image captions needing cleanup to comply with Wikipedia guidelines. Images that should be in SVG format : Images needing conversion to SVG. SVGs for cleanup : SVGs already vectored, but require modifications to meet quality standards.

7. Security printing - Wikipedia

   en.wikipedia.org/wiki/Security_printing

   True watermark. A true watermark is a recognizable image or pattern in paper that appears lighter or darker than surrounding paper when viewed with a light from behind the paper, due to paper density variations. A watermark is made by impressing a water coated metal stamp or dandy roll onto the paper during manufacturing.

8. Help:Introduction to images with Wiki Markup/All - Wikipedia

   en.wikipedia.org/wiki/Help:Introduction_to...

   To upload images to Commons you can use the Commons Upload Wizard tool, which will guide you through the process. There is an important caveat: Commons accepts only freely licensed images . This means that you cannot upload most images found on the internet, as the vast majority of them are not free.

9. Google Docs - Wikipedia

   en.wikipedia.org/wiki/Google_Docs

   In January 2022, Google announced the text watermark feature to the word processor, allowing users to create or import watermarks to a document. In addition to text watermarks, image watermarks can also be added to the document. [48] [49] In July 2024, Google announced that Google Docs would begin fully supporting Markdown syntax. [50]