最新的IBM Watson V3 Application Development - C7020-230免費考試真題

A. The system has 78% precision and recall.

B. The accuracy of the system for any one class cannot be determined.

C. The system is equally reliable for classifying any one of the eight logo types 78% of the time.

D. The system has a precision of 78% and a recall of 22%.

A. When there is a business need to dynamically crawl websites, Twitter and constantly changing content.

B. Use the data crawler when structured data must be mined from other services.

C. When working with the tooling, the data crawler can be used to upload sample documents.

D. The data crawler automates the upload of content to the Discovery service.

A. They could indicate variations in the ow of the dialog node.

B. There must be an intent for each and every entity detected by the program.

C. The number of entities found in the utterance could improve the accuracy of the answer.

D. Specific content such as the location (Colorado) could be used to further inform the program.

A. 15-30

B. 1000-2000

C. 150-200

D. 500-1000

A. emotion analysis

B. keyword extraction

C. structured data analytics

D. sentiment analysis

E. entity extraction

F. text classification

A. Overfitting is the creation of an imprecise model which is the result of only using training data without using any validation data.

B. Overfitting is the creation of a statistical model that describes noise instead of the underlying relationship.

C. Overfitting is an artificially accurate model and can occur when the test data is too similar to the training data.

D. Overfitting is the creation of a model that is too general, so it performs well on just about every test that is run against it.

A. Personality Insights

B. Discovery

C. Natural Language Understanding

D. Tone Analyzer

E. Speech to Text