The histogram operation of the image is to count the distribution frequency of the gray value of the whole image. When the illumination of the image is uneven, the operation effect of the histogram will be affected, and it is necessary to use an improved algorithm for image processing.

A. TRUE

B. FALSE

When applying image processing technology, it is necessary to locate the task of image classification, target detection, image segmentation and target tracking, which cannot be mixed with algorithms.

A. TRUE

B. FALSE

Dropout is to randomly discard a certain proportion of sample data during model training.

A. TRUE

B. FALSE

Regarding the CBOW and Skip-Gram algorithms, is the following statement incorrect?

A. Both CBOW and Skip-Gram can train vectors, but skip-Gram is faster than CBOW

B. CBOW calculates the occurrence probability of a word based on n consecutive words in front of a word or n consecutive words before and after a word

C. Both the CBOW model and the skip-gram model can be based on the Huffman tree

D. Skip-Gram is to calculate the probability of several words before and after it according to a certain word

Among the following options, what is the correct statement about AK/SK?

A. When sending a request to an underlying service through an API gateway, you must use AK.SK to sign the request

B. Access key ID and private access key are used together to encrypt and sign the request

C. AK: Access key ID. The unique identifier associated with the private access key

D. SK: The key used in conjunction with the access key ID to encrypt and sign the request, identify the sender, and prevent the request from being modified