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- ...chers from Cornell University, collected 509 million Twitter messages from 2.4 million users in 84 different countries. The data they used were words co 002: T/Th 1:00-2:20pm DC1351 <br /> ...370 KB (63,356 words) - 09:46, 30 August 2017
- i.e. From <math>x \sim~f(x)</math> sample <math>\,x_{1}, x_{2}, ..., x_{1000}</math> for ii = 2:1000 ...139 KB (23,688 words) - 09:45, 30 August 2017
- The figure below demonstrates an example of PCA. Data is transformed from original 3D Image:PCA 2.png|Extraction of the principal components ...220 KB (37,901 words) - 09:46, 30 August 2017
- ...ally distributed (i.i.d)] ordered pairs <math>\,\{(X_{1},Y_{1}), (X_{2},Y_{2}), \dots , (X_{n},Y_{n})\}</math>, where the values of the <math>\,ith</mat [[File:Data1.jpg]] ...451 KB (73,277 words) - 09:45, 30 August 2017