gusucode.com > demos工具箱matlab源码程序 > demos/subsettingReducer.m
function subsettingReducer(~, intermValList, outKVStore) % Reducer function for the SubsettingMapReduceExample % Copyright 2014 The MathWorks, Inc. % get all intermediate results from the list outVal = {}; while hasnext(intermValList) outVal = [outVal; getnext(intermValList)]; end % Note that this approach assumes the concatenated intermediate values (the % subset of the whole data) fit in memory. add(outKVStore, 'Null', outVal);