Determinism and Predictability
- Causal determinism is strongly related to predictability.
- Perfect predictability implies strict determinism.
- Lack of predictability does not necessarily imply lack of determinism.
- Limitations on predictability can be caused by factors such as lack of information or excessive complexity.
- Experimental physics has observational errors that limit perfect prediction.
- Laplace's determinism is based on philosophical principles such as the principle of sufficient reason and the law of continuity.
- Laplace could not mathematically prove that mechanics is deterministic.
- Laplace's determinism relies on having every piece of data on every atom in the universe.
- The second law of thermodynamics can determine the equilibrium state a system will evolve to.
- There is no general rule to predict the time evolution of systems distanced from equilibrium.
- Predictability of chaotic systems deteriorates with time.
- The rate of divergence of system trajectories in phase space can quantify predictability.
- Kolmogorov-Sinai entropy and Lyapunov exponents are measures of predictability.
- A random process is predictable if the next state can be known from the present time.
- Deterministic systems can be predicted in principle, but uncertainty increases with time.

Laplace's Demon
- Laplace's demon is a supreme intelligence that could predict the future based on perfect knowledge of all particles in the universe.
- Laplace's determinism is associated with Newtonian dynamical laws of classical physics.

Chaos Theory and Butterfly Effect
- Chaos Theory focuses on highly sensitive systems and the butterfly effect.
- Small changes in initial conditions can alter the progression of a system.
- Lorenz studies identify three kinds of butterfly effects that affect predictability.

Predictability in Different Fields
- Predictability in human-computer interaction is the ability to forecast consequences of user actions based on the current system state.
- Computer vision algorithms in self-driving cars use deep learning to anticipate road scenarios.
- Computer simulations can predict human behavior based on algorithms.
- MIT has developed an accurate algorithm to predict human behavior in television shows.
- Predictability affects syntactic, semantic, and pragmatic comprehension in language processing.
- Lorenz's 1963 study and subsequent research have established that weather is chaotic.
- Recent studies using a generalised Lorenz model have shown the coexistence of chaotic and regular solutions within the same model.
- The results suggest that weather possesses a dual nature of chaos and order with distinct predictability.
- Shen and his co-authors proposed a revised view that the atmosphere includes both chaos and order, such as emerging organised systems like tornadoes.
- The predictability of weather is influenced by factors such as slowly varying, periodic heating and time-varying forcing from recurrent seasons.
- The spring predictability barrier refers to the difficulty in making summer weather predictions early in the year, particularly related to the El Niño-Southern Oscillation.
- The cause of this barrier is still unknown, although theories suggest it may be due to rapidly shifting conditions during the ENSO transition.
- Making accurate predictions during this period is challenging for meteorologists.
- Predictability in macroeconomics refers to the degree to which economic models accurately reflect quarterly data and identify internal propagation mechanisms.
- Examples of macroeconomic series of interest include consumption, investment, real GNP, and capital stock.
- Factors influencing the predictability of an economic system include the forecast range and the variability of estimates.
- Mathematical processes for assessing the predictability of macroeconomic trends are still being developed.
- The degree of predictability in macroeconomics has implications for policy-making and economic forecasting.

Related Concepts and References
- Contingency: The concept of events being dependent on other events.
- Forecasting: The process of making predictions or estimates about future events.
- Randomness: The lack of predictability or pattern in events.
- The origins and foundations of Laplacian determinism: A study on the deterministic view of predictability.
- Sync: The Emerging Science of Spontaneous Order: A book by Steven Strogatz discussing the concept of order emerging from chaos.
- References: Van Strien, Marij. 'On the origins and foundations of Laplacian determinism.' Studies in History and Philosophy of Science Part A, 2014. Sync: The Emerging Science of Spontaneous Order, Steven Strogatz, 2003. Shen, Bo-Wen et al. 'Three Kinds of Butterfly Effects within Lorenz Models.' Encyclopedia, 2022. Lorenz, Edward N. 'Deterministic Nonperiodic Flow.' Journal of the Atmospheric Sciences, 1963. Lorenz, Edward. The Essence of Chaos, 1993.

Predictability (Wikipedia)

Predictability is the degree to which a correct prediction or forecast of a system's state can be made, either qualitatively or quantitatively.

Predictability (Wiktionary)

English

Etymology

predict +‎ -ability

Pronunciation

Noun

predictability (plural predictabilities)

  1. The characteristic of being predictable.

Translations

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