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Lera25 [3.4K]
3 years ago
10

How does Greenscreen work

Computers and Technology
2 answers:
Drupady [299]3 years ago
5 0
<span>All of this high-tech fakery happens with the help of backdrops of brightly colored fabric or paint, and a process called "chroma key," also referred to as "green screen" due to the backdrops' color, which is typically a vivid green. ... Chroma keying isn't just for backgrounds; it works with objects, too.</span>
Sidana [21]3 years ago
4 0
If you are in a video and you want to do something
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Explain the term information security?​
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What are some of the advantages of using the F measure (weighted harmonic mean) over using the Precision &amp; Recall when evalu
Art [367]

Answer and Explanation:

Some of the advantages of using the F measure (weighted harmonic mean) over using the Precision & Recall when evaluating an IR system performance are as follows-

  • Precision quantifies the number of positive class predictions that actually belong to the positive class.
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  • F-Measure provides a single score that balances both the concerns of precision and recall in one number.
  • A measure that combines precision and recall is the harmonic mean of precision and recall, the traditional F-measure or balanced F-score:

F=2((precision.recall)/(precision+recall))

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If you are involved in a collision that results in property damage, injury, or death, you must call
mina [271]

 you would have to call all of them, so d.

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What is data anayltics
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3 years ago
Need answer ASAP
Mnenie [13.5K]

Answer:

c is the correct awnser ( to code and test )

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