10 Questions
What is the approximate size of a low-resolution, TV quality, color video image in megabits?
6.3 Mb
What is the resolution of a 14 X 17 inch radiograph scanned at 70 micron in pixels?
5000 X 6000
What is the approximate size of a LANDSAT Thematic Mapper scene in megabits?
1700 Mbits
What is the data rate of HDTV in megabits per second?
1300 Mb/s
What is the primary technology that enables compression of images and video data?
Computers and digital communication
What is the purpose of standards bodies in the context of image and video compression?
To establish standards for image and video compression
What is the compression ratio of JPEG?
0.25-2 bits/pixel
What type of radiograph has a resolution of 5000 X 6000 pixels?
14 X 17 inch radiograph
What is the primary reason for the need for compression in image and video data?
The gap between available bandwidth and the required bandwidth
What is the data rate of CIF (Videoconferencing) in megabits per second?
75 Mb/s
This quiz tests your understanding of image resolution, pixel size, and data storage requirements in medical and satellite imaging applications. Calculate the memory requirements for different image types and learn about the challenges of storing large amounts of data.
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