Algorithmic Information Dynamics Unit 5 Hector Zenil and Narsis Kiani

1. Sources of
Randomness
Dr. Hector Zenil

2. Intuitive Properties of
Randomness

3. Intuitive Properties of Randomness
● A random object or random event traditionally means that it
happened for no particular reason, almost by accident, it has no
causal explanation, it just happens
● A random object or random event traditionally has no patterns,
otherwise it is hard to believe it is random
● A random object or random event is not something predictable

4. Intuitive Properties of Randomness

5. Limitations of Classical
Probability

6. Limitations of Classical Probability
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7. Limitations of Classical Probability
● 01010101…
○ "The repetition of zero and one n times"
○ Prints 0 and 1 n times
● Shannon entropy: 2-bits at a time = Very simple

8. Sources of Randomness

9. Sources of Randomness
Quantum.org

10. Sources of Randomness

11. Sources of Randomness