What is the purpose of using one-hot encoding in the context of steel plate fault detection?
Detect Steel Plate Defects with ML

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Information Technology (IT), Architecture
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12th Grade - University
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Hard
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To eliminate redundant features
To reduce the dimensionality of the dataset
To convert categorical data into a numerical format
To improve the accuracy of the model
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to minimize misclassification in defect detection?
To simplify the model architecture
To reduce the cost of data collection
To ensure accurate predictions of defect types
To increase the number of features used
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of a confusion matrix in evaluating classification performance?
It helps in visualizing the distribution of data
It identifies the most important features
It shows the agreement between predicted and actual labels
It reduces the number of misclassifications
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a Min-Max scaler in data preparation?
To balance the dataset
To remove outliers from the dataset
To increase the number of features
To normalize the data to a specific range
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can outliers be detected and removed from the dataset?
By increasing the number of features
By generating filters based on standard deviation
By applying one-hot encoding
By using a Min-Max scaler
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using SelectKBest in feature selection?
To balance the dataset
To increase the accuracy of the model
To identify the most important features for classification
To reduce the number of classes
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which activation function is used in the neural network model discussed?
Softmax
Tanh
Sigmoid
Rectified Linear Unit (ReLU)
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