WorksheetsReflection Point_Machine Learning Techniques for Real-World
Total questions: 20
Worksheet time: 21mins
Compute the co-variance matrix
Calculate the eigen values for
λ=8.22
λ=7.2
λ=1.2
Identify which statement is not true regarding principal components?
orthogonal
linear combination of original variables
capture the variance in the data
finds the correlation
PCA is technique for
variance normalisation
data augmentation
dimensionality reduction
feature extraction
A measure of goodness of fit for the estimated regression equation is the
mean square due to error
multiple coefficient of determination
mean square due to regression
---------- maintains the state of the previous conversation.
Intent classifier
Entity extractor
Dialogue Tracking
Dialogue Policy
Depicts ---------- model
CBOW
BOW
Skip-Gram
Saving the output of a particular layer and feeding this back to the input in order to predict the output of
the layer.
Recurrent Neural Network
Feed-Forward Neural Network
Feed-Backward Neural Network
CNN
is ---------- type of RNN
One to One
One to Many
Many to One
Many to Many
"If I put my hand in a fire, then it will burn" is an example of
common sense reasoning
Abduction Reasoning
Induction Reasoning
The input image has been converted into a matrix of size 28 X 28 and a kernel/filter of size 7 X 7 with a stride of 1. What will be the size of the convoluted matrix?
22x22
25X25
21X21
23X21
Assume a simple MLP model with 3 neurons and inputs= 1,2,3. The weights to the input neurons are 4,5 and 6 respectively. Assume the activation function is a linear constant value of 3. What will be the output ?
96
124
84
128
Which of the following is well suited for perceptual tasks?
Convolutional neural networks
Feed-forward neural networks
Recurrent neural networks
Reinforcement Learning
Which neural network has only one hidden layer between the input and output?
Recurrent neural networks
Shallow neural network
Deep neural network
Feed-forward neural networks
---------- compares metric values across different subgroups of the data.
Bar Chart
Column chart
Line chart
Histogram
Box plot does not visualize
First Quartile or 25%
Median
Third Quartile or 75%
Mean
shows the distribution of a continuous variable.
histogram
Scatterplot
boxplot
------- shows multi-collinearity in a dataset
Heatmap
BOX PLOT
Correlation matrix
---------- shows a static number and how categories represent part of a whole the composition of something.
Pie-chart
Bar chart
Line chart
Box plot
shows ---- plot
violin plot
Box plot
whisker plot
scatterplot
