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When the content is very less, we can leverage _________ to display information.
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Feb 11, 2020
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Data Handling
by
miceperry
DataHandling-questions-answers
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___________ of two points is the average of the two points in Eucledian Space.
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Feb 3, 2020
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Data Handling
by
MBarbieri
DataHandling-questions-answers
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The formula to calculate the weighted moving average of gradients concerning weights is _______________.
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Jan 28, 2020
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Data Handling
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rahuljain1
DataHandling-questions-answers
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Hidden layer must use activation function with a larger derivative.
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Jan 28, 2020
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Data Handling
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rahuljain1
#hidden-layer
DataHandling-questions-answers
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What is the output of print(np.array([1,2,3]) * np.array([[1],[2],[3]]) )?
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Jan 28, 2020
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Data Handling
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rahuljain1
#print-output
DataHandling-questions-answers
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What is the output of print(np.dot([1,2,3],[[1],[2],[3]])?
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Jan 28, 2020
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Data Handling
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rahuljain1
#output-print
DataHandling-questions-answers
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Tensorflows GradientDescentOptimizer() function tries to maximize the cost while training the network.
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Jan 28, 2020
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Data Handling
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rahuljain1
#gradientdescentoptimizer
DataHandling-questions-answers
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If a shallow neural network has five hidden neurons with three input features what would be the dimension of bias matrix of hidden layer?
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Jan 28, 2020
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Data Handling
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rahuljain1
#shallow-neural-network
DataHandling-questions-answers
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Parameters are initialized as variables in TensorFlow.
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Jan 28, 2020
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Data Handling
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rahuljain1
#parameter-initialization
DataHandling-questions-answers
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In shallow neural network, number of rows in weight matrix for hidden layer is equal to number of nodes (neurons) in hidden layer.
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Jan 28, 2020
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Data Handling
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rahuljain1
#shallow-neural
DataHandling-questions-answers
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Input data is passed through placeholders in TensorFlow.
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Jan 28, 2020
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Data Handling
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rahuljain1
#tensorflow
DataHandling-questions-answers
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You are building a binary classifier for classifying output(y=1) vs. output(y=0). Which one of these activation functions would you recommend using for the output layer?
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Jan 28, 2020
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Data Handling
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rahuljain1
#binary-classifier
DataHandling-questions-answers
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What is the equation for linear output of a hidden_layer in shallow neural network, if X is of shape (num_features, num_samples) and W is of shape(num_neurons, num_input)?
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Jan 28, 2020
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Data Handling
by
rahuljain1
#linear-output
DataHandling-questions-answers
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What is the output of print(np.array([1,2,3]) * np.array([1,2,3]) )?
asked
Jan 28, 2020
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Data Handling
by
rahuljain1
#output-array
DataHandling-questions-answers
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If layer_dims = [3,9,9,1], then the shape of weight vector for third layer is _____________.
asked
Jan 28, 2020
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Data Handling
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rahuljain1
#vector-weight
DataHandling-questions-answers
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1
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sigmoid_cross_entropy() function of tensorflow internally performs sigmoid activation for the final layer output.
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Jan 28, 2020
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Data Handling
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rahuljain1
sigmoid-cross-entropy
#tensorflow
DataHandling-questions-answers
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A vector of size (n,1) is called a row vector.
asked
Jan 28, 2020
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Data Handling
by
rahuljain1
#vector-size
DataHandling-questions-answers
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In dot product the number of rows in first matrix must be equal to number of columns in second.
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Jan 28, 2020
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Data Handling
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rahuljain1
#dot-product
DataHandling-questions-answers
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What does it mean if derivatives of parameters with respect to cost is negative?
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Jan 28, 2020
in
Data Handling
by
rahuljain1
#derivatives-parameters
DataHandling-questions-answers
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1
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A vector of size (n,1) is called a row vector.
asked
Jan 28, 2020
in
Data Handling
by
rahuljain1
#vector-size
DataHandling-questions-answers
0
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1
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Broadcasting in Python throws error when you try to add two vectors of shape(1,5) and (1,6).
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Jan 28, 2020
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Data Handling
by
rahuljain1
#python-output
DataHandling-questions-answers
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Which of the below formula is used to update weights while performing gradient descent?
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Jan 28, 2020
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Data Handling
by
rahuljain1
#gradient-descent
DataHandling-questions-answers
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Cost is equal to average of sum of losses.
asked
Jan 28, 2020
in
Data Handling
by
rahuljain1
#average-cost
DataHandling-questions-answers
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For a single neuon network, if number of features is 5, then what would be the dimension of bias vector?
asked
Jan 28, 2020
in
Data Handling
by
rahuljain1
#single-neuon-network
DataHandling-questions-answers
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For a single neuron network, if number of features is 5 then what would be the dimension of weight vector.
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Jan 28, 2020
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Data Handling
by
rahuljain1
#neuron-network
DataHandling-questions-answers
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What is the output range of Sigmoid function?
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Jan 28, 2020
in
Data Handling
by
rahuljain1
#sigmoid-function
DataHandling-questions-answers
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1
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What is the output of print(np.array([1,2,3]) +1)?
asked
Jan 28, 2020
in
Data Handling
by
rahuljain1
#output-array
DataHandling-questions-answers
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0
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data handling
asked
Sep 3, 2019
in
Data Handling
by
Robin
#datahandling
DataHandling-questions-answers
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If x and y are two tbls, which of the following joins return all rows from x and y irrespective of matching values?
asked
May 27, 2019
in
Data Handling
by
tempuser
#datahandling
DataHandling-questions-answers
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dplyr never prints row names since no dplyr method is guaranteed to preserve them.
asked
May 27, 2019
in
Data Handling
by
tempuser
#datahandling
DataHandling-questions-answers
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