Created
June 9, 2021 07:14
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function [res] = generate_variation(fouten_marge, len) | |
res = -10000 + (10000 - (-10000)) * rand(floor(len), 1); | |
res(abs(res) < 0.0001) = 1; | |
all_pos = sum(res > 0) == len; | |
all_neg = sum(res < 0) == len; | |
all_small = sum(abs(res) < 1) == len; | |
if all_pos || all_neg | |
res(1) = res(1) * -1; | |
res(len) = res(len) * -1; | |
end | |
if all_small | |
res(1) = 11; | |
res(len) = -19; | |
end | |
pos_sum = sum(res(res > 0)); | |
neg_sum = sum(res(res < 0)); | |
res(res < 0) = res(res < 0) / abs(neg_sum); | |
res(res > 0) = res(res > 0) / pos_sum; | |
[~, max_abs_i] = max(abs(res)); | |
max_abs = res(max_abs_i); | |
delta = 0.1 + (abs(fouten_marge) - 0.1) * rand; | |
res = res / abs(max_abs) * delta; | |
end |
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function [res] = generate_variation2(fouten_marge, len) | |
res1 = 10000 - 1000 * rand(len, 1); | |
res2 = sign(-10000 + (10000 - (-10000)) * rand(len, 1)); | |
res = res1 .* res2; | |
res(abs(res) < 0.0001) = 1; | |
all_pos = sum(res > 0) == len; | |
all_neg = sum(res < 0) == len; | |
all_small = sum(abs(res) < 1) == len; | |
if all_pos || all_neg | |
res(1) = res(1) * -1; | |
res(len) = res(len) * -1; | |
end | |
if all_small | |
res(1) = 11; | |
res(len) = -19; | |
end | |
pos_sum = sum(res(res > 0)); | |
neg_sum = sum(res(res < 0)); | |
res(res < 0) = res(res < 0) / abs(neg_sum); | |
res(res > 0) = res(res > 0) / pos_sum; | |
[~, max_abs_i] = max(abs(res)); | |
max_abs = res(max_abs_i); | |
delta = 0.1 + (abs(fouten_marge) - 0.1) * rand; | |
res = res / abs(max_abs) * delta; | |
end |
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