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Listening Quiz: Giải Pháp Xử Lý Tín Hiệu cho Nhiễu Cảm Biến – Advanced Level
Th2 7, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Nhà vật lý học (English for Physicist)
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1.
What is the conversation mainly about?
A signal processing method for reducing sensor noise
A plan to redesign the sensor hardware
A new type of sensor used for weather data
A report about delaying the project deadline
Explanation:
Jessica explains a new signal processing method that reduces noise by filtering signals, using a Kalman filter.
2.
What kind of filter does Jessica say they use?
A wave detector
A digital amplifier
A low-pass filter
A Kalman filter
Explanation:
Jessica directly says, ‘We use a Kalman filter for this.’
3.
Why does Jessica choose the Kalman filter over other filters?
It only works on stored data
It is cheaper than the others
It adapts to changes in the sensor
It removes all data delays
Explanation:
Jessica says the Kalman filter is chosen because it adapts to changes in the sensor.
4.
What can be inferred about the new method?
It requires a long time to run
It is intended to work while data is being received
It is designed to be used only after data collection is finished
It cannot respond to changes in sensor noise
Explanation:
Jessica says it processes data as it comes, which means it works while data is being received.
5.
When does Jessica say they aim to finish the work?
In one week
In two weeks
After the next meeting
By the end of the month
Explanation:
Jessica says, ‘We aim to finish in two weeks.’
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