In terms of object recognition, the simplest patterns of lines are gratings, which can vary in two dimensions Frequency and contrast
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What is Frequency?</h3>
- The frequency of a repeated event is its number of instances per unit of time. In some cases, it is also referred to as temporal frequency or ordinary frequency to underline differences with spatial and angular frequencies, respectively.
- One (event) per second is equal to one hertz (Hz), which is how frequency is stated. The period is the reciprocal of the frequency since it is the length of time for one cycle in a repeating occurrence.
- For instance, the period, T—the space between beats—of a heart beating at a frequency of 120 beats per minute (2 hertz), is equal to 0.5 seconds (60 seconds divided by 120 beats).
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Answer:
When thee U.S. faced several cases in which plaintiffs challenged the constituitionality of Espionage and Sedition Acts The supreme court
Upheld the government authority to restrict free speech in times of crisis.
Explanation:
When the supreme court faced several cases in which the U.S. security was put into danger it decided to support the U.S. call to restrict free speech because it was dangerous for the country to let people talk about certain topics. Spy nets are always very wary and in those cases, they reunited information to enemies of the U.S. to damage them in all the ways they could. Therefore the court decided to endorse the scrutiny to deal with them because it guaranteed U.S. security.
The awsner is Scholars revived an interest in classical ideas.
Answer: D. autoethnography
Explanation: According to Maréchal (2010), "autoethnography is a structure or technique of research which involves self-perception and reflexive investigation with regards to ethnographic field work and writing". Frances is assigned the autoethnography research method because she was to use her experiences from the meal she participated in, her thoughts and feeling about the family event to write her project.
At a high tide, the gates are closed. The water held inside the barrage, the turbine starts to work, turning the kinetic energy into power, or energy. As time goes by, there will eventually be a low tide, when the difference in depth are greatest. This results in the gates being opened up, letting the water rush out providing max amount of energy.
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