# Entropy

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Related to entropies: entropically

## Entropy

The level of disorder in a system.

## Entropy

Disorder in any system. It is the opposite of efficiency.
References in periodicals archive ?
The directed information is then defined as the sum over transfer entropies from s =1 to present:
Sorokin, "Quantum-information entropies for highly excited states of single-particle systems with power-type potentials," Physical Review A, vol.
Reference  proposed a method to explore the entanglement entropies when the subsystem sizes are small compared to the final temperature.
Czyz, "Renyi entropies in multiparticle production," Acta Physica Polonica B, vol.
Table 2: Comparison of entropies. [E.sub.1] [E.sub.2] [E.sub.3] ([A.sub.i]) ([A.sub.i]) ([A.sub.i]) [A.sub.1] 0.58167 0.625 0.45 [A.sub.2] 0.735425 0.75 0.65 [A.sub.3] 0.367544 0.4 0.3 [A.sub.4] 0.523512 0.582143 0.425 [A.sub.5] 0.27889 0.3 0.15 [A.sub.6] 0.271989 0.375 0.01 [E.sub.4] [E.sub.5] [E.sub.6] ([A.sub.i]) ([A.sub.i]) ([A.sub.i]) [A.sub.1] 0.675 0.4875 0.6063 [A.sub.2] 0.8 0.675 0.765479 [A.sub.3] 0.45 0.15 0.490098 [A.sub.4] 0.607143 0.398214 0.566987 [A.sub.5] 0.3 0.05 0.395848 [A.sub.6] 0.45 0.1375 0.292893 Table 5: Application to Medical diagnoses.
Figure 8 shows, that median entropies ratio of a healthy motor is around 1.73.
Zangi, "Graph operations based on using distance-based graph entropies," Applied Mathematics and Computation, vol.
The maximum symbolic entropies of IMFs from x(t) are recorded in Table 1.
According to the studies [2-4], we analyze network entropies in three kinds of potential interbank networks, namely, random networks, small-world networks, and scale-free networks.
We investigate four different entropy functions as described in the previous section: log energy and threshold entropies, Renyi entropy, and Shannon entropy.
Then entropies values for different values of [alpha] is [E.sub.0.2](A) = 0.9710; [E.sub.0.5](A) = 0.9303; [E.sub.2](A) = 0.7978; [E.sub.5](A) = 0.7246; [E.sub.10](A) = 0.7039.
This algorithm ranks the features in descending order of the entropies after removing each feature one at a time from the set of feature vector fv.
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