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WorksheetsStudy Jam ML Quiz - b
Total questions: 10
Worksheet time: 6mins
For the above confusion matrix, what is the recall?
0.6
0.9
0.7
0.8
What is the concept of reinforcement learning?
Learning from labeled data
Learning from unlabeled data
Learning from environment
The most commonly used measure of similarity is the _____ or its square.
euclidean distance
Manhattan distance
Chebychev’s distance
None of the above
Which of the following about K-means algorithm is true?
The K-means algorithm is sensitive to outliers
For different initialization K-means will definitely give same clustering result
It can detect non-convex clusters
The centroids in the K-means algorithm may not be any observed data points
On what factor the number of outputs depends in Neural Network?
Distinct Inputs
Distinct classes
It's random
both a and b
What are the two types of Hierarchical Clustering?
Divisive
K-means
Dendogram
Agglomerative
What is correct about gradient descent?
It returns the optimum parameters that minimize the cost function
It returns the optimum parameters that maximize the cost function
It returns the optimum parameters that minimize the loss function
It returns the optimum parameters that maximize the loss function
What if the learning rate is too high?
Model takes longer time to converge
Model consumes more computational resources
Model is difficult to converge
Model is difficult to generalize
The most suitable activation function for hidden layer
Sigmoid
ReLu
Softmax
Tanh
The process of adjusting the weight is known as?
activation
synchronization
learning
none of the above
