Trending questions in Machine Learning

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bias and variance calculation for linear regression

Evaluation of Variance: variance = np.var(prediction) # Where ...READ MORE

Mar 2, 2022 in Machine Learning by Nandini
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Cost Function, Linear Regression, trying to avoid hard coding theta. Octave.

In Octave/Matlab, you can use vectorize operations. ...READ MORE

Apr 4, 2022 in Machine Learning by Nandini
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L2 regularization in Logistic regression vs NN

L2 Regularization is known as Ridge Regression. ...READ MORE

Mar 2, 2022 in Machine Learning by Nandini
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Which polynomial regression degree is significant ? depends of number of points or other parameters?

You're more likely to overfit the results ...READ MORE

Mar 23, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,885 views
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How do I create a linear regression model in Weka without training?

Weka is a classification algorithm. This is ...READ MORE

Mar 9, 2022 in Machine Learning by Nandini
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Linear Discriminant Analysis vs Naive Bayes

There are no standards fixed as to ...READ MORE

Feb 10, 2022 in Machine Learning by Nandini
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Linear regression returning bad fit with large x values

To make the date values start at ...READ MORE

Mar 23, 2022 in Machine Learning by Nandini
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R - plm regression with time in posix-format

To use in your model, I believe ...READ MORE

Apr 4, 2022 in Machine Learning by Nandini
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How can I convert PCFG in CNF for this grammar?

To answer your question. The CNF is given ...READ MORE

Mar 25, 2022 in Machine Learning by Nandini
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How to get early stopping for lasso regression

I believe you're referring to regularization. In ...READ MORE

Mar 23, 2022 in Machine Learning by Nandini
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probability of getting three of a kind by drawing 5 cards

from collections package import counter to count ...READ MORE

Mar 25, 2022 in Machine Learning by Nandini
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Competitive Programming Algorithm Sock Drawing Probability Question

Another way to look at the problem ...READ MORE

Mar 25, 2022 in Machine Learning by Dev
 • 6,000 points • 1,368 views
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How to perform regression algorithm on a textual data(IMDB reviews)?

You can use either word2vec or tf-idf ...READ MORE

Mar 30, 2022 in Machine Learning by Dev
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How does software that calculates winning probability of a Texas Hold'em or Omaha hand against 8 random opponent hands work?

The projected win rate, as you noted, ...READ MORE

Mar 25, 2022 in Machine Learning by Nandini
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Probability: the one true fish

What you're looking for is P(A|B), which ...READ MORE

Mar 25, 2022 in Machine Learning by Dev
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Naive Bayes classifier bases decision only on a-priori probabilities

You seem to have trained the model ...READ MORE

Mar 25, 2022 in Machine Learning by Nandini
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Why is random_state required for ridge & lasso regression classifiers?

This is because the regression coefficients of ...READ MORE

Mar 2, 2022 in Machine Learning by Nandini
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Supress table header in tbl_regression of gtsummary

After you've separated your table, use tbl ...READ MORE

Mar 17, 2022 in Machine Learning by Dev
 • 6,000 points • 1,583 views
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Formula to calculate chance (probability) of a dice side based on its value

If I understand you correctly, you're looking ...READ MORE

Mar 17, 2022 in Machine Learning by Dev
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How to calculate ctc probability for given input and expected output?

The loss for a batch is defined ...READ MORE

Mar 17, 2022 in Machine Learning by Dev
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Logistic regression coefficient meaning

What did the intercept teach you? It's ...READ MORE

Mar 23, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,470 views
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What is alpha in ridge regression?

‘L2 regularization‘ or Ridge Regularization  adds penalty ...READ MORE

Mar 2, 2022 in Machine Learning by Nandini
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Calculating (experimental) probability of head toss

To answer your question.  Refer to the code ...READ MORE

Mar 23, 2022 in Machine Learning by Dev
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How does Label Encoder assigns the same number?

I am creating a dummy data set ...READ MORE

Feb 22, 2022 in Machine Learning by Nandini
 • 5,480 points • 2,404 views
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What's the difference between regression testing and mutation testing?

Regression testing is a test suite that ...READ MORE

Mar 8, 2022 in Machine Learning by Dev
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1 answer

Leela Chess Zero: how large is the probability vector in the output layer?

The next move's probability vector (called the ...READ MORE

Mar 9, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,798 views
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1 answer

DBSCAN algorithm and clustering algorithm for data mining

You can use any distance function with ...READ MORE

Mar 4, 2022 in Machine Learning by Dev
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Which polynomial regression degree is significant ? depends of number of points or other parameters?

I must admit that the wording of ...READ MORE

Mar 17, 2022 in Machine Learning by Dev
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Bad logistic regression in trivial example [scikit-learn]

This is due to the process of ...READ MORE

Mar 17, 2022 in Machine Learning by Dev
 • 6,000 points • 1,282 views
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Identifying different regressions (Linear, Polynomial) from a graph and fit regression model accordingly

The constant part of your equation isn't ...READ MORE

Mar 17, 2022 in Machine Learning by Dev
 • 6,000 points • 1,277 views
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1 answer

sklearn MLPClassifier - zero hidden layers (i.e. logistic regression)

You could try something like this. my_nn = ...READ MORE

Mar 8, 2022 in Machine Learning by Dev
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Probability that a formula fails in IEEE 754

It is feasible to evaluate these things ...READ MORE

Mar 23, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,235 views
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What is the difference between classification and prediction?

Classification is about classifying categorical variables in ...READ MORE

Feb 25, 2022 in Machine Learning by Dev
 • 6,000 points • 2,059 views
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Why there is the need of using regularization in machine learning problems?

In Machine Learning we often divide the dataset ...READ MORE

Feb 21, 2022 in Machine Learning by Dev
 • 6,000 points • 2,230 views
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Is predicting number of sales a Regression or Classification problem?

The output will be discrete but the ...READ MORE

Feb 25, 2022 in Machine Learning by Dev
 • 6,000 points • 2,018 views
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difference between a cost function and the gradient descent equation in logistic regression?

Cost function is a way to evaluate ...READ MORE

Feb 22, 2022 in Machine Learning by Nandini
 • 5,480 points • 2,112 views
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Getting one word as caption with zero probability using pretrained checkpoints for image captioning-im2txt

captiongenerator.py is a Python script that generates ...READ MORE

Mar 17, 2022 in Machine Learning by Dev
 • 6,000 points • 1,171 views
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What does regression test mean?

Regression testing is used to ensure that ...READ MORE

Mar 9, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,521 views
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How to export regression equations for grouped data?

First, you'll need a linear model with ...READ MORE

Mar 14, 2022 in Machine Learning by Dev
 • 6,000 points • 1,351 views
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Classification vs Regression?

You are correct: categorization applies a label ...READ MORE

Mar 9, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,441 views
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Difference between Regression and classification in Machine Learning?

The goal of regression is to forecast ...READ MORE

Mar 4, 2022 in Machine Learning by Dev
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How to resolve heteroscedasticity in Multiple Linear Regression in R?

Try to use a different form of ...READ MORE

Mar 4, 2022 in Machine Learning by Dev
 • 6,000 points • 1,557 views
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Empirical probability in R with x1+x2>2*x3

It's easy to duplicate random draws with ...READ MORE

Mar 15, 2022 in Machine Learning by Dev
 • 6,000 points • 1,198 views
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Is batch normalization useful for small networks?

Batch normalization is a technique that is ...READ MORE

Mar 3, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,538 views
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Can we use Normal Equation for Logistic Regression ?

Well not likely,  only one discriminative method ...READ MORE

Feb 24, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,756 views
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Choose specific number with probability

Examine the sample function. set.seed(1) sample(c(0,1), size=12, replace=TRUE, prob=c(0.2,0.8)) 1 ...READ MORE

Mar 14, 2022 in Machine Learning by Dev
 • 6,000 points • 1,115 views
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feature selection for regression vs classification

There are various feature selection processes used ...READ MORE

Mar 3, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,440 views
0 votes
1 answer

What is the difference between supervised learning and unsupervised learning?

Supervised and unsupervised learning are two types ...READ MORE

Feb 22, 2022 in Machine Learning by Nandini
 • 5,480 points • 1,820 views
0 votes
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Alternatives to linear regression for dataset with many points with small value and some extreme values

The above situation is the case where ...READ MORE

Feb 25, 2022 in Machine Learning by Dev
 • 6,000 points • 1,661 views
0 votes
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Training and testing data in machine learning

Unsupervised learning is used with the K-means ...READ MORE

Mar 2, 2022 in Machine Learning by Dev
 • 6,000 points • 1,431 views
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