Method PAModelObject

src/python/handler/py_PA.cpp:8–45

using namespace std;

PAModelObject::PAModelObject(size_t tw, size_t minCnt, size_t minDf, size_t rmTop,
	size_t k1, size_t k2,
	PyObject* alpha, PyObject* subAlpha, float eta,
	PyObject* seed, PyObject* corpus, PyObject* transform)
{
	tomoto::PAArgs margs;
	margs.k = k1;
	margs.k2 = k2;
	if (alpha)
	{
		margs.alpha = broadcastObj<tomoto::Float>(alpha, k1,
			[&]() { return "`alpha` must be an instance of `float` or `List[float]` with length `k1` (given " + py::repr(alpha) + ")"; }
		);
	}
	if (subAlpha)
	{
		margs.subalpha = broadcastObj<tomoto::Float>(subAlpha, k2,
			[=]() { return "`subalpha` must be an instance of `float` or `List[float]` with length `k2` (given " + py::repr(subAlpha) + ")"; }
		);
	}
	margs.eta = eta;

	if (seed && seed != Py_None && !py::toCpp<size_t>(seed, margs.seed))
	{
		throw py::ValueError{ "`seed` must be an integer or None." };
	}

	auto inst = tomoto::IPAModel::create((tomoto::TermWeight)tw, margs);
	if (!inst) throw py::ValueError{ "unknown `tw` value" };
	this->inst = move(inst);
	this->isPrepared = false;
	this->seedGiven = !!seed;
	this->minWordCnt = minCnt;
	this->minWordDf = minDf;
	this->removeTopWord = rmTop;

	insertCorpus(corpus, transform);
}

std::vector<float> PAModelObject::getSubTopicPrior(size_t topicId, bool normalize) const
{