(base) [heisenbug@fedora data]$ grep -R "boost"
load_arff.hpp:#include <boost/tokenizer.hpp>
string_encoding.hpp:#include <mlpack/core/boost_backport/boost_backport_string_view.hpp>
string_encoding.hpp:   * 1. operator() which accepts a reference to boost::string_view, extracts
string_encoding.hpp:   * 1. operator() which accepts a reference to boost::string_view, extracts
string_encoding.hpp:   * 1. operator() which accepts a reference to boost::string_view, extracts
string_encoding.hpp:   * 1. operator() which accepts a reference to boost::string_view, extracts
string_encoding_dictionary.hpp:#include <mlpack/core/boost_backport/boost_backport_string_view.hpp>
string_encoding_dictionary.hpp: * Specialization of the StringEncodingDictionary class for boost::string_view.
string_encoding_dictionary.hpp:class StringEncodingDictionary<boost::string_view>
string_encoding_dictionary.hpp:      boost::string_view,
string_encoding_dictionary.hpp:      boost::hash<boost::string_view>>;
string_encoding_dictionary.hpp:  using TokenType = boost::string_view;
string_encoding_dictionary.hpp:  bool HasToken(const boost::string_view token) const
string_encoding_dictionary.hpp:  size_t AddToken(const boost::string_view token)
string_encoding_dictionary.hpp:  size_t Value(const boost::string_view token) const
string_encoding_impl.hpp:  boost::string_view strView(input);
string_encoding_impl.hpp:    boost::string_view strView(input[i]);
string_encoding_impl.hpp:    boost::string_view strView(input[i]);
string_encoding_impl.hpp:    boost::string_view strView(input[i]);
tokenizers/char_extract.hpp:  int operator()(boost::string_view& str) const
tokenizers/split_by_any_of.hpp:#include <mlpack/core/boost_backport/boost_backport_string_view.hpp>
tokenizers/split_by_any_of.hpp:  using TokenType = boost::string_view;
tokenizers/split_by_any_of.hpp:  SplitByAnyOf(const boost::string_view delimiters)
tokenizers/split_by_any_of.hpp:  boost::string_view operator()(boost::string_view& str) const
tokenizers/split_by_any_of.hpp:    boost::string_view retval;
tokenizers/split_by_any_of.hpp:  static bool IsTokenEmpty(const boost::string_view token)
tokenizers/split_by_any_of.hpp:   * boost::string_view::npos if no such character is found.
tokenizers/split_by_any_of.hpp:  size_t FindFirstDelimiter(const boost::string_view str) const
load_arff_impl.hpp:      typedef boost::tokenizer<boost::escaped_list_separator<char>> Tokenizer;
load_arff_impl.hpp:      boost::escaped_list_separator<char> sep("\\", separators, "\"'");
load_arff_impl.hpp:          boost::escaped_list_separator<char> sep("\\", ",", "\"'");
load_arff_impl.hpp:    typedef boost::tokenizer<boost::escaped_list_separator<char>> Tokenizer;
load_arff_impl.hpp:    boost::escaped_list_separator<char> sep("\\", ",", "\"");