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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 plan to redesign the sensor hardware
A signal processing method for reducing sensor noise
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 Kalman filter
A digital amplifier
A low-pass filter
A wave detector
Explanation:
Jessica directly says, ‘We use a Kalman filter for this.’
3.
Why does Jessica choose the Kalman filter over other filters?
It adapts to changes in the sensor
It only works on stored data
It removes all data delays
It is cheaper than the others
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 cannot respond to changes in sensor noise
It is designed to be used only after data collection is finished
It requires a long time to run
It is intended to work while data is being received
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 two weeks
By the end of the month
After the next meeting
In one week
Explanation:
Jessica says, ‘We aim to finish in two weeks.’
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