Google Professional Machine Learning Engineer Exam - Topic 4 Question 51 Discussion

Actual exam question for Google's Professional Machine Learning Engineer exam

Question #: 51
Topic #: 4

[All Professional Machine Learning Engineer Questions]

Your task is classify if a company logo is present on an image. You found out that 96% of a data does not include a logo. You are dealing with data imbalance problem. Which metric do you use to evaluate to model?

AF1 Score

BRMSE

CF Score with higher precision weighting than recall

DF Score with higher recall weighted than precision

Show Suggested Answer

Suggested Answer: D

by Lorrine at Aug 18, 2022, 07:21 PM

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Reita

4 months ago

I disagree, precision should be prioritized over recall in this case.

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Billi

4 months ago

Surprised to see so many options! Why not just F1?

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Yuki

4 months ago

RMSE doesn't really fit this scenario, right?

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Domitila

4 months ago

I think higher recall is more important here.

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Lisbeth

4 months ago

F1 Score is the way to go for imbalanced data!

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Annelle

5 months ago

I remember that when dealing with imbalanced data, focusing on recall can be crucial, so maybe the option with higher recall weighting is the way to go.

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Oretha

5 months ago

I vaguely recall that RMSE isn't suitable for classification problems, so I guess that rules out option B. But I'm torn between the F Scores.

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Myra

5 months ago

I think we practiced a similar question where we had to choose between precision and recall. I feel like in this case, recall might be more important since we want to catch logos.

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Celeste

5 months ago

I remember we discussed the importance of using metrics that account for class imbalance, but I'm not sure if it's the F1 Score or one of the F Scores with different weightings.

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Noel

5 months ago

I'm leaning towards the external data sources or external objects options. Those sound like they would let the staff access the other apps without having to leave Salesforce, which is the key requirement here.

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Frankie

5 months ago

Hmm, I'm a bit unsure about this one. The options all look similar, but I need to make sure I understand the proper way to reference an external DTD file. Let me think this through carefully.

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Luis

5 months ago

This seems like a pretty straightforward question about load balancing NMSP data across CMX servers. I think the key is to look for the configuration option that specifically mentions load balancing.

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Chantell

5 months ago

I'm a bit unsure, but I remember that "colo?ur" might also be a valid choice. I feel like we had something similar in our homework.

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