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Recent questions tagged machine-learning

1 1 vote
1 1 answer
590
590 views
Can we use a trained model to supervise the other machine learning models?
Is that possible to train a machine using another trained machine?
2 2 votes
0 0 answers
429
429 views
Where can I find illustrative real life machine learning examples (In business, work. etc.)?
Is there a website for finding illustrative real-life examples of using machine learning? For instance: for End to End Machine Learning, End to End Machine Learning, Clas...
1 1 vote
0 0 answers
340
340 views
Where can I find simple machine learning mathematics explained visually?
Could you please let me know where I can find simple machine learning mathematics explained visually?
3 3 votes
1 answers 1 answer
6.0k
6.0k views
How to update the weights in backpropagation algorithm when activation function in not linear?
The goal of backpropagation is to optimize the weights so that the neural network can learn how to correctly map arbitrary inputs to outputs.Assume for the following neur...
2 2 votes
1 answers 1 answer
6.6k
6.6k views
How to calculate the class probabilities and classify using Naive Bayes classifier?
We have data on 1000 pieces of fruit. The fruit being a Banana, Orange or some Other fruit and imagine we know 3 features of each fruit, whether it’s long or not, sweet o...
1 1 vote
0 0 answers
528
528 views
How to print confusion matrix if I am using stratifiedkfold method?
0 0 votes
0 0 answers
584
584 views
How to split into train and test using PKL file?
2 2 votes
1 1 answer
890
890 views
What is difference between Support vector machine and Support Vector Classification?
1 1 vote
0 0 answers
295
295 views
guidance on sequencing data science courses below
Hellomy name is lutaaya mudathiru.I am planning to start data science online professional courses at Harvard University, but i don't know which course i should begin wit...
1 1 vote
1 1 answer
850
850 views
What are the differences among Data Science, Artificial Intelligence and Machine Learning?
What are the differences among Data Science, Artificial Intelligence and Machine Learning?
2 2 votes
1 1 answer
3.3k
3.3k views
Can PCA be used for supervised learning?
Can PCA be used for supervised learning???I've seen some data scientists using PCA to transform their data for only numerical variables.However, some other data scientist...
1 1 vote
1 answers 1 answer
4.9k
4.9k views
How to calculate residual errors for linear regression and interpret regression metrics?
Assuming we have a linear regression equation and some data points (sample), how can we calculate residual error for each data point, and total cost based on the metrics ...
0 0 votes
1 1 answer
1.3k
1.3k views
Can I use a single Pipeline for multiple estimators in scikit-learn?
Is there any proper way to combine multiple classifiers and their parameter grids in one Pipeline?
1 1 vote
1 answers 1 answer
1.3k
1.3k views
How can I find the "Sate of the art" approaches in Machine Learning?
If I want to find the latest trends in Machine Learning and best approaches known as the "State of the art" approach, what resources I can use?
3 3 votes
1 answers 1 answer
7.8k
7.8k views
How to calculate the probability and accuracy of a Logistic Regression classifier?
How to solve this problem?https://i.imgur.com/8urywpf.jpgQ1) Complete the ? sectionsQ2) Accuracy of system if threshold = 0.5?Q3) Accuracy of system if threshold = 0.95?
2 2 votes
1 answers 1 answer
14.3k
14.3k views
How to calculate Accuracy, Precision, Recall or F1?
In the following example, calculate Accuracy, Precision, Recall or F1?https://i.imgur.com/OezFpqC.png
1 1 vote
2 answers 2 answers
12.2k
12.2k views
score() vs accuracy_score() in sklearn
Hi,Since I still have confuse to use the score() and accuracy_score(), so I want to confirm my test assumption.Q1: score(), we use the split data to test the accuracy by...
1 1 vote
1 1 answer
1.2k
1.2k views
Best algorithm for table reservation
What kind of algorithm would best for following problem.I try to forecast reservation of different kind of tables. Let's say I have 100 different tables, which are reserv...
1 1 vote
1 1 answer
890
890 views
What are the types of Classification and regression algorithms in Machine learning ?
For example, Logistic regression is classification likewise what are the other types? I am a bit confused.
4 4 votes
1 answers 1 answer
7.6k
7.6k views
How to perform a classification or regression using k-NN?
Suppose, you have given the following dataset where x and y are the 2 features and color Red or Blue is the target variable.a) A new data point $x=1$ and $y=1$ is given. ...
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