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. 2019 Jun;5(2):248–259. doi: 10.18383/j.tom.2018.00056

Table 1.

List of Variables

Variable Explanation
E1 Coil element 1
S1 Switch 1
Amp1 Amplifier 1
p12 Terminal 2 of coil element E1
NA Number of amplifiers
NC Number of coil elements
NF Number of fields
ND Number of different (random) configurations
NR Number of repetitions (optimization algorithm runs)
Tk Target field k
Ck Configuration k
X, Y Orderings
G(Ck, X) General adjacency matrix for a configuration Ck and an ordering X
A(Ck, X) Adjacency matrix for the connections between coil element terminals
B(Ck, Y) Adjacency matrix for the connections between coil element terminals and amplifier terminals
Σ(X, G) Sum of adjacency matrices
σi,j(X, G) Element (i, j) of sum of adjacency matrices Σ(X, G)
s(Σ(X, G)) Number of switches for Σ(X, G)
Ti Temperature at iteration i (Simulated Annealing)