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  • POST GRADUATE PROGRAM IN DATA ANALYTICS and MACHINE LEARNING
    4.8 out of 5 by 3278 learners
    14 X industry demand

A machine learning model is a set of algorithm expressions that understands and analyses mounds of data to make predictions. Why is it that sometimes a machine learning model does great on training data but not so well on unseen data? It happens because, at times, this model becomes an overfitted model or even an under-fitted one.

Data fitting is very crucial for the success of this model. In this model, we plot a series of data points and draw the best line towards the relationship between the variables. 

This model becomes an overfitting one when it gathers the details with the noise present in the data and tries to fit them on the curve. 

The underfitting model neither learns the relationship between variables nor classifies a new data point. At Imarticus, we help you learn machine learning with python so that you can avoid unnecessary noise patterns and random data points. This program makes you an Analytics so you can prepare an optimal model. 

Meaning and Function of Regularization in Machine Learning

When a model becomes overfitted or under fitted, it fails to solve its purpose. Therefore, at Imarticus, we teach you the most crucial technique of optimal machine learning. In this program, we coach you to become an Analytics by learning the procedures to add additional information to the existing model. 

In the regularisation technique, you increase the model's flexibility by keeping the same number of variables but at the same time reducing the magnitude of independent variables. This technique gives flexibility to the model and also maintains its generalization.

Regularization Techniques

The regularization techniques prevent machine learning algorithms from overfitting. It is possible to avoid overfitting in the existing model by adding a penalizing term in the cost function that gives a higher penalty to the complex curves. Regularization reduces the model variance without any substantial increase in bias. Python classes also help in this technique.

To become an Analytics, you have to understand these two main types of regularizations:

  • Ridge Regression
  • Lasso Regression

Ridge Regression:

In this type of regularization, we introduce a small amount of Ridge regression penalty bias for a better long-term prediction. It solves the problems when the parameters are more than the samples. It decreases the complexity of the model without reducing the number of variables. Though this regression will shrink the coefficients to the least dominant predictors, it will never make them zero.

Lasso Regression:

In this regularization technique, we reduce the complexity of the model. The penalty weight includes the absolute weight in the Least Absolute and Selection Operator. The coefficient estimate equals zero, and it provides the feature selection. 

But, if predictors are more than the data points, this model will pick non-zero predictors. This model also selects the highly collinear variables randomly. 

Data Analytics Certification 

The certification in AIML will train you as an Analytics. It will help you understand how regularization works. After completing the certification program at Imarticus, you will know to shrink or regularise the estimates to zero. You can also enhance the model that can accurately calculate the data.

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About Imarticus
Imarticus Learning is India’s leading professional education institute that offers training in Financial Services, Data Analytics & Technology. We’ve successfully transformed careers of over 35,000+ individuals globally through our Certification, Prodegree, and Post Graduate programs offered in association with leading and renowned global organisations in the Financial Services, Data Analytics & Technology domain.
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