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Методології дослідження даних

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What are Common Approaches for Knowledge Extracting?

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Common Approaches for Knowledge Extracting in Detail

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What is a type of mining for Cost Estimation?

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Where is a place for Clustering? 

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Understanding Binding Rules

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Given below are three scatter plots for two features (Images 1, 2 & 3, from left to right).

In the above images, which of the following is/are examples of multi-collinear features?

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Instructions: Each question may have any number of correct choices. Clearly mark (tick)

all choices you believe to be correct (1 mark for each correct choice, −0.5 for each incorrect

choice).

You are training an RBF SVM with the following parameters: C (slack penalty) and γ = 1/2σ

2

(where

σ

2

is the variance of the RBF kernel). How should you tweak the parameters to reduce overfitting?

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Skip-gram model is one of the best models used in the Word2vec algorithm for embedding words.

Which one of the following models depicts the skip-gram model?

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Below are five samples given in the dataset.

Image failed to load: Q31 machine learning

Note: Visual distance between the points in the image represents the actual distance.

Which of the following value of K will have the least leave-one-out cross-validation accuracy?

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Let’s say you are working with categorical feature(s), and you have not looked at the distribution of the categorical variable in the test data.

You want to apply one hot encoding (OHE) on the categorical feature(s). What challenges may you face if you have applied OHE on a categorical variable of the training dataset?

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