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  2. Digital watermarking - Wikipedia

    en.wikipedia.org/wiki/Digital_watermarking

    Digital watermarking. A digital watermark is a kind of marker covertly embedded in a noise-tolerant signal such as audio, video or image data. [1] It is typically used to identify ownership of the copyright of such a signal. Digital watermarking is the process of hiding digital information in a carrier signal; the hidden information should, [2 ...

  3. Watermark - Wikipedia

    en.wikipedia.org/wiki/Watermark

    Watermark. A watermark is an identifying image or pattern in paper that appears as various shades of lightness/darkness when viewed by transmitted light (or when viewed by reflected light, atop a dark background), caused by thickness or density variations in the paper. [1] Watermarks have been used on postage stamps, currency, and other ...

  4. Hardware watermarking - Wikipedia

    en.wikipedia.org/wiki/Hardware_watermarking

    Multi-phase watermarking process. As the name suggests, in the multi-phase watermarking process the additional constraints are inserted in multiple phases of a particular design abstraction level. For example, in High-level synthesis scheduling, hardware allocation and register allocation are used to insert a watermark. The main challenge of ...

  5. Data-flow diagram - Wikipedia

    en.wikipedia.org/wiki/Data-flow_diagram

    Data-flow diagram. A data-flow diagram is a way of representing a flow of data through a process or a system (usually an information system ). The DFD also provides information about the outputs and inputs of each entity and the process itself. A data-flow diagram has no control flow — there are no decision rules and no loops.

  6. Watermark (data file) - Wikipedia

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

    It is the process of altering the original data file, allowing for the subsequent recovery of embedded auxiliary data referred to as a watermark . A subscriber, with knowledge of the watermark and how it is recovered, can determine (to a certain extent) whether significant changes have occurred within the data file.

  7. Process map - Wikipedia

    en.wikipedia.org/wiki/Process_map

    Process map is a global-system process model that is used to outline the processes that make up the business system and how they interact with each other. Process map shows the processes as objects, which means it is a static and non-algorithmic view of the processes. It should be differentiated from a detailed process model, which shows a ...

  8. Process flow diagram - Wikipedia

    en.wikipedia.org/wiki/Process_flow_diagram

    A process flow diagram ( PFD) is a diagram commonly used in chemical and process engineering to indicate the general flow of plant processes and equipment. The PFD displays the relationship between major equipment of a plant facility and does not show minor details such as piping details and designations. Another commonly used term for a PFD is ...

  9. Harbarian process modeling - Wikipedia

    en.wikipedia.org/wiki/Harbarian_process_modeling

    Harbarian process modeling (HPM) is a method for obtaining internal process information from an organization and then documenting that information in a visually effective, simple manner. The HPM method involves two levels: Process diagrams: High-level overviews of specific processes or workflows. Systems diagrams: Mapping how each process is ...

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