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c++ Programming Glossary: accumulatorIs it possible to use boost accumulators with vectors? http://stackoverflow.com/questions/4316716/is-it-possible-to-use-boost-accumulators-with-vectors it possible to use boost accumulators with vectors I wanted to use boost accumulators to calculate.. use boost accumulators with vectors I wanted to use boost accumulators to calculate statistics of a variable that is a vector. Is.. possible to use the dumbest thing using namespace boost accumulators stuff... accumulator_set vector double stats tag mean acc vector..
Using boost::accumulators, how can I reset a rolling window size, does it keep extra history? http://stackoverflow.com/questions/5195990/using-boostaccumulators-how-can-i-reset-a-rolling-window-size-does-it-keep-e boost accumulators how can I reset a rolling window size does it keep extra history.. size does it keep extra history I am looking at the boost accumulator framework specifically a couple of the rolling_window calculations... couple of the rolling_window calculations. #include boost accumulators accumulators.hpp #include boost accumulators statistics stats.hpp..
Hoisting the dynamic type out of a loop (a.k.a. doing Java the C++ way) http://stackoverflow.com/questions/7451442/hoisting-the-dynamic-type-out-of-a-loop-a-k-a-doing-java-the-c-way the base class and the function with the loop like the accumulator are part of a separate translation unit or library and there..
calculate mean and standard deviation from a vector of samples in C++ using boost http://stackoverflow.com/questions/7616511/calculate-mean-and-standard-deviation-from-a-vector-of-samples-in-c-using-boos containing samples using boost Or do I have to create an accumulator and feed the vector into it c boost statistics standards mean.. standards mean share improve this question Using accumulators is the way to compute means and standard deviations in boost.. way to compute means and standard deviations in boost . accumulator_set double stats tag variance acc for_each a_vec.begin a_vec.end..
C++11 Fun with initializer lists, arrays, and enumerations http://stackoverflow.com/questions/8606315/c11-fun-with-initializer-lists-arrays-and-enumerations a pack of Count numbers from first third parameter is an accumulator template underlying First underlying Count typename Acc indices..
How to improve fixed point square-root for small values http://stackoverflow.com/questions/8721022/how-to-improve-fixed-point-square-root-for-small-values as follows fixed fixed sqrt const uint64_t a 0 root accumulator uint64_t remHi 0 high part of partial remainder uint64_t remLo..
Can a functor retain values when passed to std::for_each? http://stackoverflow.com/questions/2102187/can-a-functor-retain-values-when-passed-to-stdfor-each after being passed to foreach I couldn't get the struct Accumulator in the example to compile so built a class . class Accumulator.. in the example to compile so built a class . class Accumulator public Accumulator counter 0 int counter void operator const.. to compile so built a class . class Accumulator public Accumulator counter 0 int counter void operator const Card c counter i Example..
http://stackoverflow.com/questions/317450/why-override-operator between calls. Here is a simple functor example struct Accumulator int counter 0 int operator int i return counter i ... Accumulator.. int counter 0 int operator int i return counter i ... Accumulator acc cout acc 10 endl prints 10 cout acc 20 endl prints 30 Functors.. i std endl ... std vector int vec Fill vec Using a functor Accumulator acc std for_each vec.begin vec.end acc acc.counter contains..
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