Hypercube (communication pattern): Difference between revisions

Revision as of 15:24, 31 March 2019

Revision as of 15:35, 31 March 2019

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=== Gossip / All-Reduce ===

'''Gossip''' operations start with each processing unitelement having a message <math>m_i</math>. After the operation is finished each processing unit knows the messages of all other processing unitselements, so has thewith message <math>x := m_0 \cdot m_1 \dots m_p</math>. The operation can be implemented following the algorithmn template.

'''input''': message <math>x := m_i</math> at processing unit<math>i</math>.