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Parallel

fetchOutputs >>

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fetchNext

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Retrieve next unread outputs from FevalFuture array.

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Syntax

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[idx, y1, ... , ym] = fetchNext(f)

[idx, y1, ... , ym] = fetchNext(f, timeout)

Input argument

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f

FevalFuture object

timeout

timeout seconds: waits for a maximum of timeout seconds for a result in f to become available.

Output argument

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idx

Index of the FevalFuture array, returned as an integer scalar.

y1, ... , ym

outputs

Description

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[idx, y1, ... , ym] = fetchNext(f) retrieves index idx of the new readable FevalFuture object in the array f that is finished, and m results from that FevalFuture as Y1, ... , Ym.

Example

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tic()
N = 100;
for idx = N:-1:1
    F(idx) = parfeval(backgroundPool,str2func('rank'),1,magic(idx));
end
results = zeros(1,N);
for idx = 1:N
    [finishedIdx, result] = fetchNext(F);
    results(finishedIdx) = result;
    disp(sprintf('Result: %d', result));
end
toc()

See also

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parfeval, fetchOutputs, backgroundPool.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET