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Explanation:

A sparse vector is characterized by having most of its elements as zero. The correct examples are:

B. [1, 0, 0, 0, 0, 0, 0]: This vector contains only one non-zero element, qualifying it as sparse.
D. [0, 0, 0, 1, 0, 0, 1]: With just two non-zero elements, this vector also meets the criteria for being sparse.

Explanation:

A sparse vector is characterized by having most of its elements as zero. The correct examples are:

B. [1, 0, 0, 0, 0, 0, 0]: This vector contains only one non-zero element, qualifying it as sparse.
D. [0, 0, 0, 1, 0, 0, 1]: With just two non-zero elements, this vector also meets the criteria for being sparse.

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Real Exam

0

A

[0, 1]

9.5%

B

[1, 0, 0, 0, 0, 0, 0]

38.1%

C

[0, 5, 0, 0, 0, 0]

7.1%

D

[0, 0, 0, 1, 0, 0, 1]

45.2%

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