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#include "Classifier.hpp"
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Classifier::Classifier(const std::string & name, std::filesystem::path path, std::vector<std::string> definition)
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{
this->name = name;
if (!util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Transitions :|)(?:(?:\\s|\\t)*)\\{(.+)\\}"), definition[0], [this,&path](auto sm)
{
std::vector<std::string> tsFiles;
for (auto & tsFilename : util::split(sm.str(1), ' '))
tsFiles.emplace_back(path.parent_path() / tsFilename);
this->transitionSet.reset(new TransitionSet(tsFiles));
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", definition[0], "(Transitions :) {tsFile1.ts tsFile2.ts...}"));
initNeuralNetwork(definition);
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}
TransitionSet & Classifier::getTransitionSet()
{
return *transitionSet;
}
return reinterpret_cast<NeuralNetwork&>(nn);
const std::string & Classifier::getName() const
{
return name;
}
void Classifier::initNeuralNetwork(const std::vector<std::string> & definition)
{
std::size_t curIndex = 1;
std::string networkType;
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Network type :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&networkType](auto sm)
{
networkType = sm.str(1);
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Network type :) networkType"));
if (networkType == "Random")
this->nn.reset(new RandomNetworkImpl(this->transitionSet->size()));
else if (networkType == "LSTM")
initLSTM(definition, curIndex);
else
util::myThrow(fmt::format("Unknown network type '{}', available types are 'Random, LSTM'", networkType));
this->nn->to(NeuralNetworkImpl::device);
}
void Classifier::initLSTM(const std::vector<std::string> & definition, std::size_t & curIndex)
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int unknownValueThreshold;
std::vector<int> bufferContext, stackContext;
std::vector<std::string> columns;
std::vector<int> focusedBuffer, focusedStack;
std::vector<std::string> focusedColumns;
std::vector<int> maxNbElements;
int rawInputLeftWindow, rawInputRightWindow;
int embeddingsSize, hiddenSize, contextLSTMSize, focusedLSTMSize, rawInputLSTMSize, splitTransLSTMSize, nbLayers;
bool bilstm;
float lstmDropout;
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Unknown value threshold :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&unknownValueThreshold](auto sm)
{
unknownValueThreshold = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Unknown value threshold :) unknownValueThreshold"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Buffer context :|)(?:(?:\\s|\\t)*)\\{(.*)\\}"), definition[curIndex], [&curIndex,&bufferContext](auto sm)
{
for (auto & index : util::split(sm.str(1), ' '))
bufferContext.emplace_back(std::stoi(index));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Buffer context :) {index1 index2...}"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Stack context :|)(?:(?:\\s|\\t)*)\\{(.*)\\}"), definition[curIndex], [&curIndex,&stackContext](auto sm)
{
for (auto & index : util::split(sm.str(1), ' '))
stackContext.emplace_back(std::stoi(index));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Stack context :) {index1 index2...}"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Columns :|)(?:(?:\\s|\\t)*)\\{(.*)\\}"), definition[curIndex], [&curIndex,&columns](auto sm)
{
columns = util::split(sm.str(1), ' ');
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Columns :) {index1 index2...}"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Focused buffer :|)(?:(?:\\s|\\t)*)\\{(.*)\\}"), definition[curIndex], [&curIndex,&focusedBuffer](auto sm)
{
for (auto & index : util::split(sm.str(1), ' '))
focusedBuffer.emplace_back(std::stoi(index));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Focused buffer :) {index1 index2...}"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Focused stack :|)(?:(?:\\s|\\t)*)\\{(.*)\\}"), definition[curIndex], [&curIndex,&focusedStack](auto sm)
{
for (auto & index : util::split(sm.str(1), ' '))
focusedStack.emplace_back(std::stoi(index));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Focused stack :) {index1 index2...}"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Focused columns :|)(?:(?:\\s|\\t)*)\\{(.*)\\}"), definition[curIndex], [&curIndex,&focusedColumns](auto sm)
{
focusedColumns = util::split(sm.str(1), ' ');
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Focused columns :) {index1 index2...}"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Max nb elements :|)(?:(?:\\s|\\t)*)\\{(.*)\\}"), definition[curIndex], [&curIndex,&maxNbElements](auto sm)
{
for (auto & index : util::split(sm.str(1), ' '))
maxNbElements.emplace_back(std::stoi(index));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Max nb elements :) {size1 size2...}"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Raw input left window :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&rawInputLeftWindow](auto sm)
{
rawInputLeftWindow = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Raw input left window :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Raw input right window :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&rawInputRightWindow](auto sm)
{
rawInputRightWindow = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Raw input right window :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Embeddings size :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&embeddingsSize](auto sm)
{
embeddingsSize = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Embeddings size :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Hidden size :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&hiddenSize](auto sm)
{
hiddenSize = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Hidden size :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Context LSTM size :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&contextLSTMSize](auto sm)
{
contextLSTMSize = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Context LSTM size :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Focused LSTM size :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&focusedLSTMSize](auto sm)
{
focusedLSTMSize = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Focused LSTM size :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Rawinput LSTM size :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&rawInputLSTMSize](auto sm)
{
rawInputLSTMSize = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Raw LSTM size :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Split trans LSTM size :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&splitTransLSTMSize](auto sm)
{
splitTransLSTMSize = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Split trans LSTM size :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:Num layers :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&nbLayers](auto sm)
{
nbLayers = std::stoi(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(Num layers :) value"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:BiLSTM :|)(?:(?:\\s|\\t)*)(true|false)"), definition[curIndex], [&curIndex,&bilstm](auto sm)
{
bilstm = sm.str(1) == "true";
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(BiLSTM :) true|false"));
if (curIndex >= definition.size() || !util::doIfNameMatch(std::regex("(?:(?:\\s|\\t)*)(?:LSTM dropout :|)(?:(?:\\s|\\t)*)(\\S+)"), definition[curIndex], [&curIndex,&lstmDropout](auto sm)
{
lstmDropout = std::stof(sm.str(1));
curIndex++;
}))
util::myThrow(fmt::format("Invalid line '{}', expected '{}'\n", curIndex < definition.size() ? definition[curIndex] : "", "(LSTM dropout :) value"));
this->nn.reset(new LSTMNetworkImpl(this->transitionSet->size(), unknownValueThreshold, bufferContext, stackContext, columns, focusedBuffer, focusedStack, focusedColumns, maxNbElements, rawInputLeftWindow, rawInputRightWindow, embeddingsSize, hiddenSize, contextLSTMSize, focusedLSTMSize, rawInputLSTMSize, splitTransLSTMSize, nbLayers, bilstm, lstmDropout));