The information paradoxAndrea BerdondiniBlockedUnblockFollowFollowingJul 9ABSTRACT: The following paradox is based on the consideration that the value of a statistical datum…
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The Intuition Behind Correlation
We’ll answer that question in this article. We’ll also develop an intuitive feel for the equation for Pearson’s correlation coefficient.…
Continue ReadingCausal vs. Statistical Inference
I hope not, I suspect that it is reasonable to expect that chocolate does not cause one to be a…
Continue ReadingDid You Know The Importance Of Finding Correlations In Data Science?
Correlations played the biggest role in the financial crises. During the crises, correlations across the global markets were extremely positive.…
Continue ReadingWhy correlation might tell us nothing about outliers
Why correlation might tell us nothing about outliersGevorg YeghikyanBlockedUnblockFollowFollowingJun 6IntroductionWe often hear claims à la “there is a high correlation between…
Continue ReadingAnnotated Heatmaps in 5 Simple Steps
Annotated Heatmaps in 5 Simple StepsJulia KhoBlockedUnblockFollowFollowingMay 31A heatmap is a graphical representation of data in which data values are represented…
Continue ReadingFour ways to quantify synchrony between time series data
Four ways to quantify synchrony between time series dataSample code and data to compute synchrony metrics including Pearson correlation, time-lagged cross…
Continue ReadingPredicting Income with Feature Limitation
Predicting Income with Feature LimitationJulia TaussigBlockedUnblockFollowFollowingApr 30Written in collaboration with Julia Taussig, Anna Haas, Alanna Besaw, Patrick Cavins, and William…
Continue ReadingEstimating Non-linear Correlation in R
Estimating Non-linear Correlation in RChitta RanjanBlockedUnblockFollowFollowingApr 19In this post, we will learn about using a nonlinear correlation estimation function in R.…
Continue ReadingUnderstanding Correlations with Python
because the biggest blunders in analysis can result from forgetting it. The fact that two variables are correlated does not…
Continue ReadingHow to measure feature importance in a binary classification model
How to measure feature importance in a binary classification modelAn example in R language of how to check feature relevance…
Continue ReadingCommunity detection of survey responses based on Pearson correlation coefficient with Neo4j
The answer is no, because this variable will have zero variance. sourceWe will use the standard deviation metric, which is…
Continue ReadingWhen it Comes to Financial Data, the Power of Cloud can Help you See the Forest through the Trees
So instead I’m going to spin up an R stack on the B23 Data Platform or BDP. This gave me…
Continue ReadingWhy Feature Correlation Matters …. A Lot!
Photo by israel palacio on UnsplashWhy Feature Correlation Matters …. A Lot!Understanding Data and Feature CorrelationWill BadrBlockedUnblockFollowFollowingJan 18Machine Learning models are as good…
Continue ReadingBaffled by Covariance and Correlation??? Get the Math and the Application in Analytics for both the terms..
The values from PCA done using the correlation matrix are closer to each other and more uniform as compared to…
Continue ReadingSrishti Saha
Let us understand the correlation matrix and covariance matrixCovariance and correlation are two…Data Preparation and Preprocessing is just as important creating…
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