auto vector_of_kll_sketches::is_empty()

in src/vector_of_kll.cpp [248:255]


auto vector_of_kll_sketches<T, C>::is_empty() const -> Array1D<bool> {
  auto vals = make_ndarray<bool>(d_);
  auto view = vals.view();
  for (uint32_t i = 0; i < d_; ++i) {
    view(i) = sketches_[i].is_empty();
  }
  return vals;
}