Tags » Gaussian

MULTISPEC : PENAJAMAN CITRA

Tutorial ini bertujuan untuk memberikan bagaimana bagaimana citra ditampilkan dalam bentuk penajaman citra. Kita dapat melakuan kontrol terhadap penajaman citra multispektral melalui lima opsi pilihan yang berbeda pada dialog box… 394 more words

DASAR

All-NBA Predict #21 - Classifying All-NBA Players (Part III - Quadratic Discriminant Analysis)

Last post, we reviewed a few different topics

  • Gaussian distribution
  • Multivariate gaussian distribution
  • Linear discriminant analysis

We left off feeling a bit unsatisfied with LDA because were were getting 92% / 69% accuracy in prediction for all-NBA players and non all-NBA players respectively. 1,073 more words

Python

On multivariate Gaussian

Formulas

Formula for multivariate gaussian distribution

Formula of univariate gaussian distribution

Notes:

  • There is normality constant in both equations
  • Σ being a positive definite ensure quadratic bowl is downwards…
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Dealing with Spin Contamination

Most organic chemistry deals with closed shell calculations, but every once in a while you want to calculate carbenes, free radicals or radical transition states coming from a homolytic bond break, which means your structure is now open shell. 440 more words

Computational Chemistry

Bayesian Optimization for Clusters

What is the difference between storage cluster and multi-armed bandit (MAB)? This is not a trick question – to help answer it, think about this one: what’s common between  1,982 more words

Scale-Out

​Density Functional Theory: A Philosophical Explanation

Density Functional Theory was proposed in 1970s. The idea behind the Density Functional Theory (DFT) can be understood from a well known and widely popular story of Archimedes. 853 more words

Chemistry :)