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Exercise 0: Environment and libraries
The exercise is validated if all questions of the exercise are validated.
Activate the virtual environment. If you used conda run conda activate your_env.
Run python --version.
Does it print Python 3.x? x >= 8
Do import jupyter, import pandas and import spacy run without any error?
Exercise 1: Embedding 1
For question 1, is the embedding's shape (96,)?
Do the 20 first values of the vector sum to 2.9790137708187103?
Exercise 2: Tokenization
For question 1, are the tokens printed like the following?
```
Tokenize
this
sentence
.
And
this
one
too
.
```
Exercise 3: Embeddings 2
The exercise is validated if all questions of the exercise are validated
For question 1, have the embeddings of each word a shape of (300,) and is the sum of the first 20 values of the embedding of laptop the following?
5.710388
For question 2, is the output the following?
Exercise 4: Sentences' similarity
For question 1, are the similarities between the sentences the following?
sentence_1 <=> sentence 2 : 0.7073220863266589
sentence_1 <=> sentence 3: 0.42663743263528325
sentence_2 <=> sentence 3: 0.3336274235605957
Exercise 5: NER
The exercise is validated if all questions of the exercise are validated
For question 1, is the ouptut of the NER the following?
```
Apple Inc. ORG
American NORP
Cupertino GPE
California GPE
Five CARDINAL
U.S. GPE
Amazon ORG
Google ORG
Microsoft ORG
Facebook ORG
Apple ORG
Steve Jobs PERSON
Steve Wozniak PERSON
Ronald Wayne PERSON
April 1976 DATE
Wozniak PERSON
Apple ORG
Wayne PERSON
12 days DATE
Apple Computer, Inc. ORG
January 1977 DATE
Apple ORG
Apple II ORG
```
For question 2, does the output show that the first occurrence of apple is not a named entity? In my case here is what the NER returns:
```
Paul 1 5 PERSON
Apple 50 55 ORG
```
Exercise 6: Part-of-speech tags
For question 1, are the sentences outputed the following?
INFO: Bezos PROPN NNP
Sentence: Amazon (AMZN) enters 2021 with plenty of big opportunities, but is losing its lauded Chief Executive Jeff Bezos, who announced his plan to step aside in the third quarter.
INFO: Bezos PROPN NNP
Sentence: Bezos will hand off his role as chief executive to Andy Jassy, the CEO of its cloud computing unit.
INFO: Bezos PROPN NNP
Sentence: He's not leaving, as Bezos will transition to the role of Executive Chairman and remain active.
INFO: Bezos PROPN NNP
Sentence: "When you look at our financial results, what you're actually seeing are the long-run cumulative results of invention," Bezos said in written remarks with the Amazon earnings release.