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Which of the following requirements is correct for a network that can form memory? 67. (part 21, difficult) 105-W7

A. No degenerated eigenvectors.
B. The ability to integrate signals.
C. The ability to sustain steady states after the input is removed.
D. None of above

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In our derivation of memory in the lecture part 21, what is the requirement of , the ratio of activated neurons for each memorized item? *68. (part 21, medium) 105-W7

A. α=1
B. α>1
C. α=0.5
D. α

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Which of the following two dimensional system possesses a saddle point? (A’ denotes the time derivative of A) 70. (part 22, easy) 105-W7

A. x’=-y, y’=-x
B. x’=-x, y’=-y
C. x’=x, y’=y
D. x’=0, y’=1

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Which of the followings is the best description of Donald Hebb’s theory of learning? 73. (part 23, easy) 105-W7

A. Neurons that grow together wire together.
B. Neurons that wire together fire together.
C. Neurons that fire differently wire together.
D. Neurons that fire together wire together.

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What do you expect for the EPSP (excitatory post-synaptic potential) in a synapse with short-term depression? 74. (part 23, medium) 105-W7

A. The amplitude of EPSP increases under a high frequency pre-synaptic spike input.
B. The amplitude of EPSP decreases under a high frequency pre-synaptic spike input.
C. The EPSP remains constant.
D. The EPSP first decreases and then increases.

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Which of the following requirements is correct for a network that can form memory? 67. (part 21, difficult) 105-W7

A. No degenerated eigenvectors. B. The ability to integrate signals. C. The ability to sustain steady states after the input is removed. D. None of above

In our derivation of memory in the lecture part 21, what is the requirement of , the ratio of activated neurons for each memorized item? *68. (part 21, medium) 105-W7

Which of the following two dimensional system possesses a saddle point? (A’ denotes the time derivative of A) 70. (part 22, easy) 105-W7

Which of the followings is the best description of Donald Hebb’s theory of learning? 73. (part 23, easy) 105-W7

What do you expect for the EPSP (excitatory post-synaptic potential) in a synapse with short-term depression? 74. (part 23, medium) 105-W7

A. No degenerated eigenvectors.
B. The ability to integrate signals.
C. The ability to sustain steady states after the input is removed.
D. None of above