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Macroblock vs Null - What's the difference?

macroblock | null |

As nouns the difference between macroblock and null

is that macroblock is (signal processing|video compression) a block of adjacent pixels, typically a rectangular 16×16 block while null is zero, nil; the cardinal number before einn.

macroblock

English

Noun

(en noun)
  • (signal processing, video compression) A block of adjacent pixels, typically a rectangular 16×16 block
  • (archaeology) An area of a dig where there are multiple adjacent block excavations
  • * {{quote-book, 2003, David L. Carlson, chapter=Figuring Out "What Happened in the Middle Archaic?", Theory, Method, and Practice in Modern Archaeology citation
  • , passage=In 1975 the macroblock area was stepped back so that a smaller block excavation could extend below Horizon 8.}}

    Meronyms

    * (parts of a macroblock) partition; pixel

    Derived terms

    * macroblocking

    null

    English

    Noun

    (en noun)
  • A non-existent or empty value or set of values.
  • Zero]] quantity of [[expression, expressions; nothing.
  • (Francis Bacon)
  • Something that has no force or meaning.
  • (computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
  • (computing) the attribute of an entity that has no valid value.
  • Since no date of birth was entered for the patient, his age is null .
  • One of the beads in nulled work.
  • (statistics) null hypothesis
  • Adjective

    (en adjective)
  • Having no validity, "null and void"
  • insignificant
  • * 1924 , Marcel Proust, Within a Budding Grove :
  • In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.
  • absent or non-existent
  • (mathematics) of the null set
  • (mathematics) of or comprising a value of precisely zero
  • (genetics, of a mutation) causing a complete loss of gene function, amorphic.
  • Derived terms

    * nullity

    Verb

    (en verb)
  • to nullify; to annul
  • (Milton)

    See also

    * nil ----