Ibrahim IsrafilovinTowards AIHow To Approximate the Results of Your Sample Set (Empirical Rule vs. Chebyshev’s Formula)The empirical rule is a powerful instrument to capture the distribution of your observations within the dataset. However, it’s not the only…May 11, 20221May 11, 20221
Ibrahim IsrafilovWhat is a Conditional Expectation? (Visual Examples)The associations in the dataset are what make data science really exciting. The associations can be different. One of them is the…Apr 26, 2022Apr 26, 2022
Ibrahim IsrafilovinTowards AIWhy Overfitting is Dangerous???Overfitting can be dangerous unless regularized. Indeed, often, Junior data analysts tend neglect the consequences of high variance.Jan 25, 2022Jan 25, 2022
Ibrahim IsrafilovExamples of Supervised and Unsupervised Learning Methods for Sentiment Classification of Twitter…IntroductionJan 17, 2022Jan 17, 2022
Ibrahim IsrafilovinTowards AIStatisticsWhat is sampling and why it’s important?Nov 30, 2021Nov 30, 2021
Ibrahim IsrafilovinTowards AIWhy Data Scientists are Needed Everywhere?I have long been asking myself, why data science is one of the hottest jobs of our century? I found the answer to this question while…Nov 18, 2021Nov 18, 2021
Ibrahim IsrafilovWhat if Your Model is not Linear?Like the life, the model is not always the straight line. Sometimes it happens that the dataset that we are working with is not linear and…Nov 1, 2021Nov 1, 2021
Ibrahim IsrafilovPredict the whether the patient has diabetes with Linear Discriminant Analysis (LDA) in 6 steps on…Through this article, we will use the Linear Discriminant Analysis (LDA) for the classification problem. While Logistic Regression uses the…Oct 25, 2021Oct 25, 2021
Ibrahim IsrafilovWhy Bayes Theorem Matters? With a Visual Example (Oversimplified).Bayes Theorem Formula is P(A|B)=P(B|A)xP(A)/P(B). It says: What is the probability of the A to occure given the B already occured? To find…Oct 23, 2021Oct 23, 2021
Ibrahim IsrafilovWhat is a Support Vector Machine? (SVM). (With R code)Support Vector Machine is a great tool either for classification or for regression problems since it allows to work efficiently with…Oct 16, 2021Oct 16, 2021