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PWGHF: B+ reduced workflow with ML (AliceO2Group#5964)
* updateDraftBplusReduced * clang * hfflag removal * Extending hfflag removal to B0
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| // Copyright 2019-2020 CERN and copyright holders of ALICE O2. | ||
| // See https://alice-o2.web.cern.ch/copyright for details of the copyright holders. | ||
| // All rights not expressly granted are reserved. | ||
| // | ||
| // This software is distributed under the terms of the GNU General Public | ||
| // License v3 (GPL Version 3), copied verbatim in the file "COPYING". | ||
| // | ||
| // In applying this license CERN does not waive the privileges and immunities | ||
| // granted to it by virtue of its status as an Intergovernmental Organization | ||
| // or submit itself to any jurisdiction. | ||
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| /// \file HfMlResponseBplusToD0Pi.h | ||
| /// \brief Class to compute the ML response for B± → D0(bar) π± analysis selections | ||
| /// \author Antonio Palasciano <[email protected]>, INFN Bari | ||
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| #ifndef PWGHF_CORE_HFMLRESPONSEBPLUSTOD0PI_H_ | ||
| #define PWGHF_CORE_HFMLRESPONSEBPLUSTOD0PI_H_ | ||
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| #include <map> | ||
| #include <string> | ||
| #include <vector> | ||
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| #include "PWGHF/Core/HfMlResponse.h" | ||
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| // Fill the map of available input features | ||
| // the key is the feature's name (std::string) | ||
| // the value is the corresponding value in EnumInputFeatures | ||
| #define FILL_MAP_BPLUS(FEATURE) \ | ||
| { \ | ||
| #FEATURE, static_cast < uint8_t>(InputFeaturesBplusToD0Pi::FEATURE) \ | ||
| } | ||
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| // Check if the index of mCachedIndices (index associated to a FEATURE) | ||
| // matches the entry in EnumInputFeatures associated to this FEATURE | ||
| // if so, the inputFeatures vector is filled with the FEATURE's value | ||
| // by calling the corresponding GETTER from OBJECT | ||
| #define CHECK_AND_FILL_VEC_BPLUS_FULL(OBJECT, FEATURE, GETTER) \ | ||
| case static_cast<uint8_t>(InputFeaturesBplusToD0Pi::FEATURE): { \ | ||
| inputFeatures.emplace_back(OBJECT.GETTER()); \ | ||
| break; \ | ||
| } | ||
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| // Check if the index of mCachedIndices (index associated to a FEATURE) | ||
| // matches the entry in EnumInputFeatures associated to this FEATURE | ||
| // if so, the inputFeatures vector is filled with the FEATURE's value | ||
| // by calling the GETTER function taking OBJECT in argument | ||
| #define CHECK_AND_FILL_VEC_BPLUS_FUNC(OBJECT, FEATURE, GETTER) \ | ||
| case static_cast<uint8_t>(InputFeaturesBplusToD0Pi::FEATURE): { \ | ||
| inputFeatures.emplace_back(GETTER(OBJECT)); \ | ||
| break; \ | ||
| } | ||
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| // Specific case of CHECK_AND_FILL_VEC_BPLUS_FULL(OBJECT, FEATURE, GETTER) | ||
| // where OBJECT is named candidate and FEATURE = GETTER | ||
| #define CHECK_AND_FILL_VEC_BPLUS(GETTER) \ | ||
| case static_cast<uint8_t>(InputFeaturesBplusToD0Pi::GETTER): { \ | ||
| inputFeatures.emplace_back(candidate.GETTER()); \ | ||
| break; \ | ||
| } | ||
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| namespace o2::pid_tpc_tof_utils | ||
| { | ||
| template <typename T1> | ||
| float getTpcTofNSigmaPi1(const T1& prong1) | ||
| { | ||
| float defaultNSigma = -999.f; // -999.f is the default value set in TPCPIDResponse.h and PIDTOF.h | ||
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| bool hasTpc = prong1.hasTPC(); | ||
| bool hasTof = prong1.hasTOF(); | ||
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| if (hasTpc && hasTof) { | ||
| float tpcNSigma = prong1.tpcNSigmaPi(); | ||
| float tofNSigma = prong1.tofNSigmaPi(); | ||
| return sqrt(.5f * tpcNSigma * tpcNSigma + .5f * tofNSigma * tofNSigma); | ||
| } | ||
| if (hasTpc) { | ||
| return abs(prong1.tpcNSigmaPi()); | ||
| } | ||
| if (hasTof) { | ||
| return abs(prong1.tofNSigmaPi()); | ||
| } | ||
| return defaultNSigma; | ||
| } | ||
| } // namespace o2::pid_tpc_tof_utils | ||
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| namespace o2::analysis | ||
| { | ||
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| enum class InputFeaturesBplusToD0Pi : uint8_t { | ||
| ptProng0 = 0, | ||
| ptProng1, | ||
| impactParameter0, | ||
| impactParameter1, | ||
| impactParameterProduct, | ||
| chi2PCA, | ||
| decayLength, | ||
| decayLengthXY, | ||
| decayLengthNormalised, | ||
| decayLengthXYNormalised, | ||
| cpa, | ||
| cpaXY, | ||
| maxNormalisedDeltaIP, | ||
| prong0MlScoreBkg, | ||
| prong0MlScorePrompt, | ||
| prong0MlScoreNonprompt, | ||
| tpcNSigmaPi1, | ||
| tofNSigmaPi1, | ||
| tpcTofNSigmaPi1 | ||
| }; | ||
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| template <typename TypeOutputScore = float> | ||
| class HfMlResponseBplusToD0Pi : public HfMlResponse<TypeOutputScore> | ||
| { | ||
| public: | ||
| /// Default constructor | ||
| HfMlResponseBplusToD0Pi() = default; | ||
| /// Default destructor | ||
| virtual ~HfMlResponseBplusToD0Pi() = default; | ||
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| /// Method to get the input features vector needed for ML inference | ||
| /// \param candidate is the B+ candidate | ||
| /// \param prong1 is the candidate's prong1 | ||
| /// \return inputFeatures vector | ||
| template <bool withDmesMl, typename T1, typename T2> | ||
| std::vector<float> getInputFeatures(T1 const& candidate, | ||
| T2 const& prong1) | ||
| { | ||
| std::vector<float> inputFeatures; | ||
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| for (const auto& idx : MlResponse<TypeOutputScore>::mCachedIndices) { | ||
| if constexpr (withDmesMl) { | ||
| switch (idx) { | ||
| CHECK_AND_FILL_VEC_BPLUS(ptProng0); | ||
| CHECK_AND_FILL_VEC_BPLUS(ptProng1); | ||
| CHECK_AND_FILL_VEC_BPLUS(impactParameter0); | ||
| CHECK_AND_FILL_VEC_BPLUS(impactParameter1); | ||
| CHECK_AND_FILL_VEC_BPLUS(impactParameterProduct); | ||
| CHECK_AND_FILL_VEC_BPLUS(chi2PCA); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLength); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLengthXY); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLengthNormalised); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLengthXYNormalised); | ||
| CHECK_AND_FILL_VEC_BPLUS(cpa); | ||
| CHECK_AND_FILL_VEC_BPLUS(cpaXY); | ||
| CHECK_AND_FILL_VEC_BPLUS(maxNormalisedDeltaIP); | ||
| CHECK_AND_FILL_VEC_BPLUS(prong0MlScoreBkg); | ||
| CHECK_AND_FILL_VEC_BPLUS(prong0MlScorePrompt); | ||
| CHECK_AND_FILL_VEC_BPLUS(prong0MlScoreNonprompt); | ||
| // TPC PID variable | ||
| CHECK_AND_FILL_VEC_BPLUS_FULL(prong1, tpcNSigmaPi1, tpcNSigmaPi); | ||
| // TOF PID variable | ||
| CHECK_AND_FILL_VEC_BPLUS_FULL(prong1, tofNSigmaPi1, tofNSigmaPi); | ||
| // Combined PID variables | ||
| CHECK_AND_FILL_VEC_BPLUS_FUNC(prong1, tpcTofNSigmaPi1, o2::pid_tpc_tof_utils::getTpcTofNSigmaPi1); | ||
| } | ||
| } else { | ||
| switch (idx) { | ||
| CHECK_AND_FILL_VEC_BPLUS(ptProng0); | ||
| CHECK_AND_FILL_VEC_BPLUS(ptProng1); | ||
| CHECK_AND_FILL_VEC_BPLUS(impactParameter0); | ||
| CHECK_AND_FILL_VEC_BPLUS(impactParameter1); | ||
| CHECK_AND_FILL_VEC_BPLUS(impactParameterProduct); | ||
| CHECK_AND_FILL_VEC_BPLUS(chi2PCA); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLength); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLengthXY); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLengthNormalised); | ||
| CHECK_AND_FILL_VEC_BPLUS(decayLengthXYNormalised); | ||
| CHECK_AND_FILL_VEC_BPLUS(cpa); | ||
| CHECK_AND_FILL_VEC_BPLUS(cpaXY); | ||
| CHECK_AND_FILL_VEC_BPLUS(maxNormalisedDeltaIP); | ||
| // TPC PID variable | ||
| CHECK_AND_FILL_VEC_BPLUS_FULL(prong1, tpcNSigmaPi1, tpcNSigmaPi); | ||
| // TOF PID variable | ||
| CHECK_AND_FILL_VEC_BPLUS_FULL(prong1, tofNSigmaPi1, tofNSigmaPi); | ||
| // Combined PID variables | ||
| CHECK_AND_FILL_VEC_BPLUS_FUNC(prong1, tpcTofNSigmaPi1, o2::pid_tpc_tof_utils::getTpcTofNSigmaPi1); | ||
| } | ||
| } | ||
| } | ||
|
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| return inputFeatures; | ||
| } | ||
|
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| protected: | ||
| /// Method to fill the map of available input features | ||
| void setAvailableInputFeatures() | ||
| { | ||
| MlResponse<TypeOutputScore>::mAvailableInputFeatures = { | ||
| FILL_MAP_BPLUS(ptProng0), | ||
| FILL_MAP_BPLUS(ptProng1), | ||
| FILL_MAP_BPLUS(impactParameter0), | ||
| FILL_MAP_BPLUS(impactParameter1), | ||
| FILL_MAP_BPLUS(impactParameterProduct), | ||
| FILL_MAP_BPLUS(chi2PCA), | ||
| FILL_MAP_BPLUS(decayLength), | ||
| FILL_MAP_BPLUS(decayLengthXY), | ||
| FILL_MAP_BPLUS(decayLengthNormalised), | ||
| FILL_MAP_BPLUS(decayLengthXYNormalised), | ||
| FILL_MAP_BPLUS(cpa), | ||
| FILL_MAP_BPLUS(cpaXY), | ||
| FILL_MAP_BPLUS(maxNormalisedDeltaIP), | ||
| FILL_MAP_BPLUS(prong0MlScoreBkg), | ||
| FILL_MAP_BPLUS(prong0MlScorePrompt), | ||
| FILL_MAP_BPLUS(prong0MlScoreNonprompt), | ||
| // TPC PID variable | ||
| FILL_MAP_BPLUS(tpcNSigmaPi1), | ||
| // TOF PID variable | ||
| FILL_MAP_BPLUS(tofNSigmaPi1), | ||
| // Combined PID variable | ||
| FILL_MAP_BPLUS(tpcTofNSigmaPi1)}; | ||
| } | ||
| }; | ||
|
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| } // namespace o2::analysis | ||
|
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| #undef FILL_MAP_BPLUS | ||
| #undef CHECK_AND_FILL_VEC_BPLUS_FULL | ||
| #undef CHECK_AND_FILL_VEC_BPLUS_FUNC | ||
| #undef CHECK_AND_FILL_VEC_BPLUS | ||
|
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| #endif // PWGHF_CORE_HFMLRESPONSEBPLUSTOD0PI_H_ |
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