From b9d24418bc8eac7870cdcc4eda641c51ebe723b1 Mon Sep 17 00:00:00 2001 From: Oddin60F Date: Wed, 27 May 2026 19:15:38 +0300 Subject: [PATCH 1/2] fix: FdFirst options --- src/core/algorithms/cfd/cfd_discovery.cpp | 25 +++++- .../algorithms/cfd/fd_first_algorithm.cpp | 76 ++++++++----------- src/core/algorithms/cfd/fd_first_algorithm.h | 1 - src/core/config/option.h | 1 - 4 files changed, 53 insertions(+), 50 deletions(-) diff --git a/src/core/algorithms/cfd/cfd_discovery.cpp b/src/core/algorithms/cfd/cfd_discovery.cpp index 056f2dfee0..67154c687b 100644 --- a/src/core/algorithms/cfd/cfd_discovery.cpp +++ b/src/core/algorithms/cfd/cfd_discovery.cpp @@ -36,13 +36,32 @@ void CFDDiscovery::ResetState() { void CFDDiscovery::RegisterOptions() { DESBORDANTE_OPTION_USING; + auto check_num_cols = [this](unsigned int val) { + if (OptionIsSet(kCfdTuplesNumber) && (tuples_number_ != 0 && val == 0)) { + throw config::ConfigurationError( + "Tuples number and columns number options must be both 0 or both greater than " + "0."); + } + }; + + auto check_num_tuples = [this](unsigned int val) { + if (OptionIsSet(kCfdColumnsNumber) && (columns_number_ != 0 && val == 0)) { + throw config::ConfigurationError( + "Tuples number and columns number options must be both 0 or both greater than " + "0."); + } + }; + RegisterOption(config::kTableOpt(&input_table_)); - RegisterOption(Option{&columns_number_, kCfdColumnsNumber, kDCfdColumnsNumber, 0u}); - RegisterOption(Option{&tuples_number_, kCfdTuplesNumber, kDCfdTuplesNumber, 0u}); + RegisterOption( + Option{&columns_number_, kCfdColumnsNumber, kDCfdColumnsNumber, 0u}.SetValueCheck( + std::move(check_num_cols))); + RegisterOption(Option{&tuples_number_, kCfdTuplesNumber, kDCfdTuplesNumber, 0u}.SetValueCheck( + std::move(check_num_tuples))); } int CFDDiscovery::NrCfds() const { - return (int)cfd_list_.size(); + return static_cast(cfd_list_.size()); } ItemsetCFDList const& CFDDiscovery::GetItemsetCfds() const { diff --git a/src/core/algorithms/cfd/fd_first_algorithm.cpp b/src/core/algorithms/cfd/fd_first_algorithm.cpp index 71e8fe2716..05a19a32cd 100644 --- a/src/core/algorithms/cfd/fd_first_algorithm.cpp +++ b/src/core/algorithms/cfd/fd_first_algorithm.cpp @@ -25,11 +25,35 @@ FDFirstAlgorithm::FDFirstAlgorithm() : CFDDiscovery() { void FDFirstAlgorithm::RegisterOptions() { DESBORDANTE_OPTION_USING; - Substrategy default_val = Substrategy::kDfs; - RegisterOption(Option{&min_supp_, kCfdMinimumSupport, kDCfdMinimumSupport, 0u}); - RegisterOption(Option{&min_conf_, kCfdMinimumConfidence, kDCfdMinimumConfidence, 0.0}); - RegisterOption(Option{&max_lhs_, kCfdMaximumLhs, kDCfdMaximumLhs, 0u}); - RegisterOption(Option{&substrategy_, kCfdSubstrategy, kDCfdSubstrategy, default_val}); + auto check_conf = [](double val) { + if (val <= 0 || val > 1) { + throw config::ConfigurationError("Minimum confidence must be a value between (0,1]."); + } + }; + auto check_supp = [this](unsigned int val) { + if (val == 0) { + throw config::ConfigurationError("Minimum support must be more than 0."); + } else if (columns_number_ != 0 && tuples_number_ != 0 && + val > tuples_number_) { // At this point, the columns_number_ and tuples_number_ + // options are guaranteed to be set. + throw config::ConfigurationError( + "Minimum support must be less than or equal to the number of tuples."); + } + }; + auto check_lhs = [](unsigned int val) { + if (val == 0) { + throw config::ConfigurationError("Maximum LHS size must be more than 0."); + } + }; + + RegisterOption(Option{&min_supp_, kCfdMinimumSupport, kDCfdMinimumSupport, 0u}.SetValueCheck( + std::move(check_supp))); + RegisterOption( + Option{&min_conf_, kCfdMinimumConfidence, kDCfdMinimumConfidence, 0.0}.SetValueCheck( + std::move(check_conf))); + RegisterOption(Option{&max_lhs_, kCfdMaximumLhs, kDCfdMaximumLhs, 1u}.SetValueCheck( + std::move(check_lhs))); + RegisterOption(Option{&substrategy_, kCfdSubstrategy, kDCfdSubstrategy, Substrategy::kDfs}); } void FDFirstAlgorithm::ResetStateCFD() { @@ -43,51 +67,13 @@ void FDFirstAlgorithm::ResetStateCFD() { unsigned long long FDFirstAlgorithm::ExecuteInternal() { max_cfd_size_ = max_lhs_ + 1; - CheckForIncorrectInput(); auto start_time = std::chrono::system_clock::now(); FdsFirstDFS(); - auto elapsed_milliseconds = std::chrono::duration_cast( + auto elapsed_millis = std::chrono::duration_cast( std::chrono::system_clock::now() - start_time); - unsigned long long apriori_millis = elapsed_milliseconds.count(); LOG_INFO("> CFD COUNT: {}", cfd_list_.size()); - return apriori_millis; -} - -void FDFirstAlgorithm::CheckForIncorrectInput() const { - // TODO: should be checked by Option - if (min_supp_ < 1) { - throw config::ConfigurationError("[ERROR] Illegal Support value: \"" + - std::to_string(min_supp_) + "\"" + " is less than 1"); - } - - if (min_conf_ < 0 || min_conf_ > 1) { - throw config::ConfigurationError("[ERROR] Illegal Confidence value: \"" + - std::to_string(min_conf_) + "\"" + " not in [0,1]"); - } - - if (max_cfd_size_ < 2) { - throw config::ConfigurationError("[ERROR] Illegal Max size value: \"" + - std::to_string(max_cfd_size_) + "\"" + " is less than 1"); - } - - if (columns_number_ != 0 && tuples_number_ == 0) { - throw config::ConfigurationError( - "[ERROR] Illegal columns_number and tuples_number values: columns_number is " + - std::to_string(columns_number_) + " while tuples_number is 0"); - } - - if (tuples_number_ != 0 && columns_number_ == 0) { - throw config::ConfigurationError( - "[ERROR] Illegal columns_number and tuples_number values: tuples_number is " + - std::to_string(tuples_number_) + " while columns_number is 0"); - } - - if (columns_number_ != 0 && tuples_number_ != 0 && min_supp_ > tuples_number_) { - throw config::ConfigurationError( - "[ERROR] Illegal Support value : " + std::to_string(min_supp_) + " is not in [1, " + - std::to_string(tuples_number_) + "]"); - } + return elapsed_millis.count(); } void FDFirstAlgorithm::MakeExecuteOptsAvailable() { diff --git a/src/core/algorithms/cfd/fd_first_algorithm.h b/src/core/algorithms/cfd/fd_first_algorithm.h index 59489ec0fd..d12b0b6560 100644 --- a/src/core/algorithms/cfd/fd_first_algorithm.h +++ b/src/core/algorithms/cfd/fd_first_algorithm.h @@ -29,7 +29,6 @@ class FDFirstAlgorithm : public algos::cfd::CFDDiscovery { std::unordered_map> rules_; void ResetStateCFD() final; - void CheckForIncorrectInput() const; void FdsFirstDFS(); void FdsFirstDFS(Itemset const&, std::vector> const&, diff --git a/src/core/config/option.h b/src/core/config/option.h index 1e0db1e8cc..6b02c8be00 100644 --- a/src/core/config/option.h +++ b/src/core/config/option.h @@ -79,7 +79,6 @@ class Option : public IOption { // predicate is equivalent to an always-true predicate, and thus must // always be last. Option& SetConditionalOpts(OptCondVector opt_cond) { - assert(opt_cond_.empty()); assert(!opt_cond.empty()); opt_cond_ = std::move(opt_cond); return *this; From bbaa84a357039e67d9720b0a7f5669be5fad2427 Mon Sep 17 00:00:00 2001 From: Oddin60F Date: Fri, 29 May 2026 16:15:36 +0300 Subject: [PATCH 2/2] refactor: delete useless CFDRelationData::CreateFrom --- src/core/algorithms/cfd/CMakeLists.txt | 2 +- src/core/algorithms/cfd/cfd_discovery.cpp | 29 +- src/core/algorithms/cfd/cfd_discovery.h | 3 - .../algorithms/cfd/fd_first_algorithm.cpp | 10 +- .../algorithms/cfd/model/cfd_column_data.h | 17 +- .../cfd/model/cfd_relation_data.cpp | 180 +- .../algorithms/cfd/model/cfd_relation_data.h | 29 +- src/core/config/descriptions.h | 6 - src/core/config/names.h | 2 - src/core/config/option.h | 1 + src/tests/unit/test_cfd_algos.cpp | 35 +- src/tests/unit/test_cfd_relation_data.cpp | 15 +- test_input_data/cfd_data/mushroom.csv | 8176 +---------------- 13 files changed, 123 insertions(+), 8382 deletions(-) diff --git a/src/core/algorithms/cfd/CMakeLists.txt b/src/core/algorithms/cfd/CMakeLists.txt index 9ac594dccb..5776b40de8 100644 --- a/src/core/algorithms/cfd/CMakeLists.txt +++ b/src/core/algorithms/cfd/CMakeLists.txt @@ -15,7 +15,7 @@ target_sources( ) target_link_libraries( ${NAME} PRIVATE ${DESBORDANTE_PREFIX}::cfd::util ${DESBORDANTE_PREFIX}::model::table - Boost::headers + spdlog::spdlog_header_only Boost::headers ) set(NAME cfd) diff --git a/src/core/algorithms/cfd/cfd_discovery.cpp b/src/core/algorithms/cfd/cfd_discovery.cpp index 67154c687b..fe630dbf36 100644 --- a/src/core/algorithms/cfd/cfd_discovery.cpp +++ b/src/core/algorithms/cfd/cfd_discovery.cpp @@ -17,11 +17,11 @@ namespace algos::cfd { CFDDiscovery::CFDDiscovery() : Algorithm() { using namespace config::names; RegisterOptions(); - MakeOptionsAvailable({kTable, kCfdColumnsNumber, kCfdTuplesNumber}); + MakeOptionsAvailable({kTable}); } void CFDDiscovery::LoadDataInternal() { - relation_ = CFDRelationData::CreateFrom(*input_table_, columns_number_, tuples_number_); + relation_ = CFDRelationData::CreateFrom(*input_table_); if (relation_->GetColumnData().empty()) { throw std::runtime_error("Got an empty .csv file: CFD mining is meaningless."); @@ -36,32 +36,7 @@ void CFDDiscovery::ResetState() { void CFDDiscovery::RegisterOptions() { DESBORDANTE_OPTION_USING; - auto check_num_cols = [this](unsigned int val) { - if (OptionIsSet(kCfdTuplesNumber) && (tuples_number_ != 0 && val == 0)) { - throw config::ConfigurationError( - "Tuples number and columns number options must be both 0 or both greater than " - "0."); - } - }; - - auto check_num_tuples = [this](unsigned int val) { - if (OptionIsSet(kCfdColumnsNumber) && (columns_number_ != 0 && val == 0)) { - throw config::ConfigurationError( - "Tuples number and columns number options must be both 0 or both greater than " - "0."); - } - }; - RegisterOption(config::kTableOpt(&input_table_)); - RegisterOption( - Option{&columns_number_, kCfdColumnsNumber, kDCfdColumnsNumber, 0u}.SetValueCheck( - std::move(check_num_cols))); - RegisterOption(Option{&tuples_number_, kCfdTuplesNumber, kDCfdTuplesNumber, 0u}.SetValueCheck( - std::move(check_num_tuples))); -} - -int CFDDiscovery::NrCfds() const { - return static_cast(cfd_list_.size()); } ItemsetCFDList const& CFDDiscovery::GetItemsetCfds() const { diff --git a/src/core/algorithms/cfd/cfd_discovery.h b/src/core/algorithms/cfd/cfd_discovery.h index f3c49a4567..e2aca08be8 100644 --- a/src/core/algorithms/cfd/cfd_discovery.h +++ b/src/core/algorithms/cfd/cfd_discovery.h @@ -26,15 +26,12 @@ class CFDDiscovery : public Algorithm { protected: config::InputTable input_table_; - unsigned columns_number_; - unsigned tuples_number_; ItemsetCFDList cfd_list_; std::shared_ptr relation_; public: explicit CFDDiscovery(); void LoadDataInternal() final; - int NrCfds() const; ItemsetCFDList const& GetItemsetCfds() const; CFDList GetCfds() const; std::string GetRelationString(char delim = ' ') const; diff --git a/src/core/algorithms/cfd/fd_first_algorithm.cpp b/src/core/algorithms/cfd/fd_first_algorithm.cpp index 05a19a32cd..31c49ab351 100644 --- a/src/core/algorithms/cfd/fd_first_algorithm.cpp +++ b/src/core/algorithms/cfd/fd_first_algorithm.cpp @@ -33,9 +33,7 @@ void FDFirstAlgorithm::RegisterOptions() { auto check_supp = [this](unsigned int val) { if (val == 0) { throw config::ConfigurationError("Minimum support must be more than 0."); - } else if (columns_number_ != 0 && tuples_number_ != 0 && - val > tuples_number_) { // At this point, the columns_number_ and tuples_number_ - // options are guaranteed to be set. + } else if (val > relation_->GetNumRows()) { throw config::ConfigurationError( "Minimum support must be less than or equal to the number of tuples."); } @@ -167,7 +165,7 @@ void FDFirstAlgorithm::FdsFirstDFS() { free_itemsets_.insert(Itemset{a.item}); } cand_store_ = PrefixTree(); - store_[Itemset()] = PartitionTIdList(Iota(relation_->Size())); + store_[Itemset()] = PartitionTIdList(Iota(relation_->GetNumRows())); cand_store_.Insert(Itemset(), all_attrs_); FdsFirstDFS(Itemset(), items, substrategy_); } @@ -529,7 +527,7 @@ FDFirstAlgorithm::PIdListMiners FDFirstAlgorithm::GetPartitionSingletons() { attr_indices[dom[i]] = std::make_pair(a, i); } } - for (size_t row = 0; row < relation_->Size(); row++) { + for (size_t row = 0; row < relation_->GetNumRows(); row++) { auto const& tup = relation_->GetRow(row); for (int item : tup) { auto const& attr_node_ix = attr_indices.at(item); @@ -542,7 +540,7 @@ FDFirstAlgorithm::PIdListMiners FDFirstAlgorithm::GetPartitionSingletons() { int attr_item = -1 - static_cast(a); auto new_node = MinerNode(attr_item); auto const& dom = relation_->GetDomain(a); - new_node.tids.tids.reserve(relation_->Size() + dom.size() - 1); + new_node.tids.tids.reserve(relation_->GetNumRows() + dom.size() - 1); new_node.tids.sets_number = dom.size(); for (unsigned i = 0; i < dom.size(); i++) { auto& ts = new_node.tids.tids; diff --git a/src/core/algorithms/cfd/model/cfd_column_data.h b/src/core/algorithms/cfd/model/cfd_column_data.h index 859147bb60..d155c4d7c1 100644 --- a/src/core/algorithms/cfd/model/cfd_column_data.h +++ b/src/core/algorithms/cfd/model/cfd_column_data.h @@ -3,6 +3,8 @@ #include #include +#include + #include "core/model/table/abstract_column_data.h" // see algorithms/cfd/LICENSE @@ -11,13 +13,20 @@ namespace algos::cfd { // Column presentation class for CFDRelationData. class CFDColumnData : model::AbstractColumnData { +public: using NumToken = int; + using ItemDictionary = boost::unordered_map; +private: std::vector values_; + // maps a value string to corresponding item id + ItemDictionary values_dict_; public: - CFDColumnData(Column const* col, std::vector col_values) - : AbstractColumnData(col), values_(std::move(col_values)) {} + CFDColumnData(Column const* col, std::vector col_values, ItemDictionary values_dict) + : AbstractColumnData(col), + values_(std::move(col_values)), + values_dict_(std::move(values_dict)) {} explicit CFDColumnData(Column const* col) : AbstractColumnData(col) {} @@ -25,6 +34,10 @@ class CFDColumnData : model::AbstractColumnData { return values_; } + ItemDictionary const& GetValueDict() const { + return values_dict_; + } + std::string ToString() const final { return "Cfd data for " + column_->ToString(); } diff --git a/src/core/algorithms/cfd/model/cfd_relation_data.cpp b/src/core/algorithms/cfd/model/cfd_relation_data.cpp index 082c941ab5..fb3a19c065 100644 --- a/src/core/algorithms/cfd/model/cfd_relation_data.cpp +++ b/src/core/algorithms/cfd/model/cfd_relation_data.cpp @@ -6,6 +6,7 @@ #include #include "core/algorithms/cfd/util/set_util.h" +#include "core/util/logger.h" // see algorithms/cfd/LICENSE @@ -15,148 +16,54 @@ size_t CFDRelationData::GetNumRows() const { return data_rows_.size(); } -void CFDRelationData::AddNewItemsInFullTable(ItemDictionary& item_dictionary, - ColumnsValuesDict& columns_values_dict, - std::vector& items, - std::vector const& string_row, - std::vector& int_row, - std::vector& data_rows, - int& unique_elems_number, unsigned num_columns) { - int it; - for (size_t i = 0; i < num_columns; i++) { - auto ptr = item_dictionary.find(std::make_pair(i, string_row[i])); - if (ptr != item_dictionary.end()) { - it = ptr->second; - } else { - items.emplace_back(string_row[i], i); - columns_values_dict[static_cast(i)].push_back(unique_elems_number); - item_dictionary[std::make_pair(i, string_row[i])] = unique_elems_number; - it = unique_elems_number++; - } - int_row[i] = it; - items[it - 1].frequency++; - } - data_rows.push_back(int_row); -} +std::unique_ptr CFDRelationData::CreateFrom(model::IDatasetStream& data_stream) { + auto schema = std::make_unique(data_stream.GetRelationName()); + size_t num_columns = data_stream.GetNumberOfColumns(); + std::vector item_dictionaries(num_columns); + std::vector> columns_values(num_columns); -std::unique_ptr CFDRelationData::CreateFrom(model::IDatasetStream& parser, - unsigned columns_number, - unsigned tuples_number, - double c_sample, double r_sample) { - if (columns_number == 0 || tuples_number == 0) { - return CFDRelationData::CreateFrom(parser, c_sample, r_sample); - } - - // Fields of CFDRelationData class - auto schema = std::make_unique(parser.GetRelationName()); std::vector data_rows; - ItemDictionary item_dictionary; std::vector items; - ColumnsValuesDict columns_values_dict; - int unique_elems_number = 1; - - unsigned num_columns = parser.GetNumberOfColumns(); - std::vector line; - num_columns = std::min(num_columns, columns_number); - std::vector string_row(num_columns); - while (parser.HasNextRow() && data_rows.size() < tuples_number) { - line = parser.GetNextRow(); - std::vector int_row(num_columns); - for (size_t k = 0; k < num_columns; k++) { - string_row[k] = line[k]; - } - - AddNewItemsInFullTable(item_dictionary, columns_values_dict, items, string_row, int_row, - data_rows, unique_elems_number, num_columns); - } - std::vector column_data; - for (AttributeIndex i = 0; static_cast(i) < num_columns; ++i) { - auto column = Column(schema.get(), parser.GetColumnName(i), i); - schema->AppendColumn(std::move(column)); - column_data.emplace_back(schema->GetColumn(i), columns_values_dict[i]); - } + std::vector row; + int next_value_id = 1; - return std::make_unique(std::move(schema), std::move(column_data), - std::move(data_rows), std::move(item_dictionary), - std::move(items)); -} + while (data_stream.HasNextRow()) { + row = data_stream.GetNextRow(); -void CFDRelationData::AddNewItemsInPartialTable(ItemDictionary& item_dictionary, - ColumnsValuesDict& columns_values_dict, - std::vector& items, - std::vector const& string_row, - std::vector const& columns_numbers_list, - std::vector& data_rows, - int& unique_elems_number, int size) { - std::vector int_row(size); - AttributeIndex j = 0; - int it; - for (size_t i = 0; i < string_row.size(); i++) { - if (!std::binary_search(columns_numbers_list.begin(), columns_numbers_list.end(), i)) { + if (row.size() != num_columns) { + LOG_WARN( + "Unexpected number of columns for a row, " + "skipping (expected {}, got {})", + num_columns, row.size()); continue; } - auto ptr = item_dictionary.find(std::make_pair(j, string_row[i])); - if (ptr != item_dictionary.end()) { - it = ptr->second; - } else { - items.emplace_back(string_row[i], j); - columns_values_dict[j].push_back(unique_elems_number); - item_dictionary[std::make_pair(j, string_row[i])] = unique_elems_number; - it = unique_elems_number++; - } - items[it - 1].frequency++; - int_row[j] = it; - j++; - } - if (j > 0) { - data_rows.push_back(int_row); - } -} -std::unique_ptr CFDRelationData::CreateFrom(model::IDatasetStream& file_input, - double c_sample, double r_sample) { - // Fields of CFDRelationData class - auto schema = std::make_unique(file_input.GetRelationName()); - std::vector data_rows; - ItemDictionary item_dictionary; - std::vector items; - ColumnsValuesDict columns_values_dict; - int unique_elems_number = 1; - std::random_device rd; // only used once to initialise (seed) engine - std::mt19937 rng(rd()); // random-number engine used (Mersenne-Twister in this case) - std::uniform_real_distribution uni(0.0, 1.0); // guaranteed unbiased - int num_columns = static_cast(file_input.GetNumberOfColumns()); - std::vector line; - std::vector columns_numbers_list = Range(0, num_columns); - int size = static_cast(static_cast(columns_numbers_list.size()) * c_sample); - Shuffle(columns_numbers_list); - columns_numbers_list = - std::vector(columns_numbers_list.begin(), columns_numbers_list.begin() + size); - std::sort(columns_numbers_list.begin(), columns_numbers_list.end()); - while (file_input.HasNextRow()) { - if (uni(rng) >= r_sample) { - continue; - } - line = file_input.GetNextRow(); + std::vector row_data(num_columns); - AddNewItemsInPartialTable(item_dictionary, columns_values_dict, items, line, - columns_numbers_list, data_rows, unique_elems_number, size); + for (size_t index = 0; index < num_columns; ++index) { + auto [it, inserted] = item_dictionaries[index].try_emplace(row[index], next_value_id); + + if (inserted) { + items.emplace_back(std::move(row[index]), index); + columns_values[index].push_back(next_value_id++); + } + + row_data[index] = it->second; + items[it->second - 1].frequency++; + } + data_rows.push_back(std::move(row_data)); } std::vector column_data; - for (AttributeIndex i = 0; i < num_columns; ++i) { - auto column = Column(schema.get(), file_input.GetColumnName(i), i); + for (size_t i = 0; i < num_columns; ++i) { + auto column = Column(schema.get(), data_stream.GetColumnName(i), i); schema->AppendColumn(std::move(column)); - column_data.emplace_back(schema->GetColumn(i), columns_values_dict[i]); + column_data.emplace_back(schema->GetColumn(i), std::move(columns_values[i]), + std::move(item_dictionaries[i])); } return std::make_unique(std::move(schema), std::move(column_data), - std::move(data_rows), std::move(item_dictionary), - std::move(items)); -} - -unsigned CFDRelationData::Size() const { - return data_rows_.size(); + std::move(data_rows), std::move(items)); } unsigned CFDRelationData::GetAttrsNumber() const { @@ -204,25 +111,10 @@ int CFDRelationData::GetAttr(std::string const& s) const { } int CFDRelationData::GetItem(int attr, std::string const& str_value) const { - auto it = item_dictionary_.find(std::make_pair(attr, str_value)); - if (it != item_dictionary_.end()) { - return it->second; - } else { - return -1; - } -} - -void CFDRelationData::Sort() { - std::sort(data_rows_.begin(), data_rows_.end(), - [](std::vector const& a, std::vector const& b) { - return std::lexicographical_compare(a.begin(), b.begin(), a.end(), b.end()); - }); -} + auto const& item_dict = column_data_.at(attr).GetValueDict(); + auto it = item_dict.find(str_value); -void CFDRelationData::ToFront(SimpleTIdList const& tids) { - for (size_t i = 0; i < tids.size(); i++) { - std::swap(data_rows_[i], data_rows_[tids[i]]); - } + return it != item_dict.end() ? it->second : -1; } unsigned CFDRelationData::Frequency(int i) const { diff --git a/src/core/algorithms/cfd/model/cfd_relation_data.h b/src/core/algorithms/cfd/model/cfd_relation_data.h index 5dfaf0fa1b..65edce5989 100644 --- a/src/core/algorithms/cfd/model/cfd_relation_data.h +++ b/src/core/algorithms/cfd/model/cfd_relation_data.h @@ -3,9 +3,6 @@ #include #include -#include -#include - #include "core/algorithms/cfd/model/cfd_column_data.h" #include "core/algorithms/cfd/model/cfd_types.h" #include "core/model/table/idataset_stream.h" @@ -18,9 +15,6 @@ namespace algos::cfd { // Data presentation class that CFDDiscovery uses. class CFDRelationData : public AbstractRelationData { private: - using ItemDictionary = boost::unordered_map, int, PairHash>; - using ColumnsValuesDict = std::unordered_map>; - // ItemInfo contains info about one elem in the table. struct ItemInfo { ItemInfo() = default; @@ -35,29 +29,15 @@ class CFDRelationData : public AbstractRelationData { // array of data represented as rows of integers std::vector data_rows_; - // maps a value string for the given attribute index to corresponding item id - boost::unordered_map, int, PairHash> item_dictionary_; std::vector items_; - static void AddNewItemsInFullTable(ItemDictionary&, ColumnsValuesDict&, std::vector&, - std::vector const&, std::vector&, - std::vector&, int&, unsigned); - - static void AddNewItemsInPartialTable(ItemDictionary&, ColumnsValuesDict&, - std::vector&, std::vector const&, - std::vector const&, std::vector&, int&, - int); - public: - unsigned Size() const; unsigned GetAttrsNumber() const; unsigned GetItemsNumber() const; size_t GetNumRows() const override; Transaction const& GetRow(unsigned) const; std::string GetStringFormat(char delim = ' ') const; std::string GetStringFormat(SimpleTIdList const& subset, char delim = ' ') const; - void Sort(); - void ToFront(SimpleTIdList const&); void SetRow(int row_index, Transaction const& row); AttributeIndex GetAttrIndex(int item_index) const; unsigned Frequency(int i) const; @@ -70,20 +50,13 @@ class CFDRelationData : public AbstractRelationData { int GetAttr(std::string const&) const; int GetItem(int, std::string const&) const; - static std::unique_ptr CreateFrom(model::IDatasetStream& file_input, - double c_sample = 1, double r_sample = 1); - static std::unique_ptr CreateFrom(model::IDatasetStream& file_input, - unsigned columns_number, - unsigned tuples_number, double c_sample = 1, - double r_sample = 1); + static std::unique_ptr CreateFrom(model::IDatasetStream& file_input); CFDRelationData(std::unique_ptr schema, std::vector column_data, std::vector data, - boost::unordered_map, int, PairHash> item_dict, std::vector items) : AbstractRelationData(std::move(schema), std::move(column_data)), data_rows_(std::move(data)), - item_dictionary_(std::move(item_dict)), items_(std::move(items)) {} }; } // namespace algos::cfd diff --git a/src/core/config/descriptions.h b/src/core/config/descriptions.h index 26154dad1e..f4236f4186 100644 --- a/src/core/config/descriptions.h +++ b/src/core/config/descriptions.h @@ -76,9 +76,6 @@ constexpr auto kDArLhsRule = "left part of association rule to verify"; constexpr auto kDArRhsRule = "right part of association rule to verify"; constexpr auto kDTIdColumnIndex = "index of the column where a TID is stored"; // CFD -constexpr auto kDCfdColumnsNumber = - "Number of columns in the part of the dataset if you " - "want to use algo not on the full dataset, but on its part"; constexpr auto kDCfdMaximumLhs = "cfd max considered LHS size"; constexpr auto kDCfdMinimumConfidence = "cfd minimum confidence value (between 0 and 1)"; constexpr auto kDCfdMinimumSupport = @@ -87,9 +84,6 @@ constexpr auto kDCfdMinimumSupport = constexpr auto kDCFDRuleLeft = "CFD left rule"; constexpr auto kDCFDRuleRight = "CFD right rule"; auto const kDCfdSubstrategy = details::kDCfdSubstrategyString.c_str(); -constexpr auto kDCfdTuplesNumber = - "Number of tuples in the part of the dataset if you " - "want to use algo not on the full dataset, but on its part"; // CORDS constexpr auto kDDelta = "additional constant for computation of sample size. Value lies in (0, 1) and must be " diff --git a/src/core/config/names.h b/src/core/config/names.h index d29dde17f0..3f0444a253 100644 --- a/src/core/config/names.h +++ b/src/core/config/names.h @@ -30,14 +30,12 @@ constexpr auto kTIdColumnIndex = "tid_column_index"; constexpr auto kArLhsRule = "lhs_rule"; constexpr auto kArRhsRule = "rhs_rule"; // CFD -constexpr auto kCfdColumnsNumber = "columns_number"; constexpr auto kCfdMaximumLhs = "cfd_max_lhs"; constexpr auto kCfdMinimumConfidence = "cfd_minconf"; constexpr auto kCfdMinimumSupport = "cfd_minsup"; constexpr auto kCFDRuleLeft = "cfd_rule_left"; constexpr auto kCFDRuleRight = "cfd_rule_right"; constexpr auto kCfdSubstrategy = "cfd_substrategy"; -constexpr auto kCfdTuplesNumber = "tuples_number"; // CORDS constexpr auto kDelta = "delta"; constexpr auto kFixedSample = "fixed_sample"; diff --git a/src/core/config/option.h b/src/core/config/option.h index 6b02c8be00..1e0db1e8cc 100644 --- a/src/core/config/option.h +++ b/src/core/config/option.h @@ -79,6 +79,7 @@ class Option : public IOption { // predicate is equivalent to an always-true predicate, and thus must // always be last. Option& SetConditionalOpts(OptCondVector opt_cond) { + assert(opt_cond_.empty()); assert(!opt_cond.empty()); opt_cond_ = std::move(opt_cond); return *this; diff --git a/src/tests/unit/test_cfd_algos.cpp b/src/tests/unit/test_cfd_algos.cpp index dc3545406d..94d200c8d3 100644 --- a/src/tests/unit/test_cfd_algos.cpp +++ b/src/tests/unit/test_cfd_algos.cpp @@ -28,34 +28,21 @@ static void CheckCfdSetsEquality(std::set const& actual, class CFDAlgorithmTest : public ::testing::Test { protected: static std::unique_ptr CreateAlgorithmInstance( - CSVConfig const& csv_config, unsigned minsup, double minconf, char const* substrategy, - unsigned int max_lhs, unsigned columns_number = 0, unsigned tuples_number = 0) { + CSVConfig const& csv_config, unsigned minsup, double minconf, + algos::cfd::Substrategy substrategy, unsigned int max_lhs) { using namespace config::names; - algos::StdParamsMap params{ - {kCsvConfig, csv_config}, - {kCfdMinimumSupport, minsup}, - {kCfdMinimumConfidence, minconf}, - {kCfdMaximumLhs, max_lhs}, - {kCfdSubstrategy, - magic_enum::enum_cast(substrategy).value()}, - {kCfdTuplesNumber, tuples_number}, - {kCfdColumnsNumber, columns_number}}; + algos::StdParamsMap params{{kCsvConfig, csv_config}, + {kCfdMinimumSupport, minsup}, + {kCfdMinimumConfidence, minconf}, + {kCfdMaximumLhs, max_lhs}, + {kCfdSubstrategy, substrategy}}; return algos::CreateAndLoadAlgorithm(params); } }; -TEST_F(CFDAlgorithmTest, CfdRelationDataStringFormatTest) { - auto algorithm = CreateAlgorithmInstance(kTennis, 2, 0.85, "kDfs", 3, 4, 5); - algorithm->Execute(); - std::string expected_data = - "outlook temp humidity windy\nsunny hot high false\nsunny hot high true\n"; - expected_data += "overcast hot high false\nrainy mild high false\nrainy cool normal false\n"; - ASSERT_EQ(algorithm->GetRelationString(), expected_data); -} - TEST_F(CFDAlgorithmTest, CfdRelationDataPartialStringFormatTest) { - auto algorithm = CreateAlgorithmInstance(kTennis, 8, 0.85, "kDfs", 3); + auto algorithm = CreateAlgorithmInstance(kTennis, 8, 0.85, algos::cfd::Substrategy::kDfs, 3); algorithm->Execute(); std::vector tids = {0, 2, 4, 6}; std::string expected_data = @@ -66,7 +53,7 @@ TEST_F(CFDAlgorithmTest, CfdRelationDataPartialStringFormatTest) { } TEST_F(CFDAlgorithmTest, FullTennisDataset) { - auto algorithm = CreateAlgorithmInstance(kTennis, 8, 0.85, "kDfs", 3); + auto algorithm = CreateAlgorithmInstance(kTennis, 8, 0.85, algos::cfd::Substrategy::kDfs, 3); algorithm->Execute(); std::set actual_cfds; for (auto const& cfd : algorithm->GetItemsetCfds()) { @@ -87,13 +74,13 @@ TEST_F(CFDAlgorithmTest, FullTennisDataset) { "(windy, humidity, outlook) => play"}; CheckCfdSetsEquality(actual_cfds, expected_cfds); - algorithm = CreateAlgorithmInstance(kTennis, 8, 0.85, "kBfs", 3); + algorithm = CreateAlgorithmInstance(kTennis, 8, 0.85, algos::cfd::Substrategy::kBfs, 3); algorithm->Execute(); CheckCfdSetsEquality(actual_cfds, expected_cfds); } TEST_F(CFDAlgorithmTest, PartialMushroomDataset) { - auto algorithm = CreateAlgorithmInstance(kMushroom, 4, 0.9, "kDfs", 4, 4, 50); + auto algorithm = CreateAlgorithmInstance(kMushroom, 4, 0.9, algos::cfd::Substrategy::kDfs, 4); algorithm->Execute(); std::set actual_cfds; for (auto const& cfd : algorithm->GetItemsetCfds()) { diff --git a/src/tests/unit/test_cfd_relation_data.cpp b/src/tests/unit/test_cfd_relation_data.cpp index bcaeea9c28..3c8fc2ef7f 100644 --- a/src/tests/unit/test_cfd_relation_data.cpp +++ b/src/tests/unit/test_cfd_relation_data.cpp @@ -13,7 +13,7 @@ class TestCFDRelationData : public ::testing::Test {}; TEST(TestCFDRelationData, TennisDataSet) { auto input_table = MakeInputTable(kTennis); std::shared_ptr relation = - algos::cfd::CFDRelationData::CreateFrom(*input_table, 0, 0, 1, 1); + algos::cfd::CFDRelationData::CreateFrom(*input_table); std::string tennis_string = "outlook temp humidity windy play\n" @@ -42,19 +42,6 @@ TEST(TestCFDRelationData, TennisDataSet) { ASSERT_EQ(relation->GetNumRows(), 14); ASSERT_EQ(relation->GetStringFormat(), tennis_string); ASSERT_EQ(relation->GetStringFormat(my_tidlist), tennis_partial_string); - - auto new_input_table = MakeInputTable(kTennis); - std::shared_ptr new_relation = - algos::cfd::CFDRelationData::CreateFrom(*new_input_table, 3, 4, 1, 1); - - tennis_string = - "outlook temp humidity\n" - "sunny hot high\n" - "sunny hot high\n" - "overcast hot high\n" - "rainy mild high\n"; - ASSERT_EQ(new_relation->GetNumRows(), 4); - ASSERT_EQ(new_relation->GetStringFormat(), tennis_string); } } // namespace tests diff --git a/test_input_data/cfd_data/mushroom.csv b/test_input_data/cfd_data/mushroom.csv index 0cc13c2996..b4a2ce4f63 100644 --- a/test_input_data/cfd_data/mushroom.csv +++ b/test_input_data/cfd_data/mushroom.csv @@ -1,8125 +1,51 @@ 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