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run retraining only once

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This commit is contained in:
Hannes Signer 2025-12-10 19:54:32 +01:00
parent d825f33b4f
commit c7d1fc152c
2 changed files with 15 additions and 8 deletions
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20
src/poet.cpp
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@ -310,6 +310,8 @@ static Rcpp::List RunMasterLoop(RInsidePOET &R, const RuntimeParameters &params,
R["TMP_PROPS"] = Rcpp::wrap(chem.getField().GetProps());
std::unique_ptr<AIContext> ai_ctx = nullptr;
size_t retrain_counter = 0;
size_t field_size = 0;
if (params.ai) {
@ -329,6 +331,9 @@ static Rcpp::List RunMasterLoop(RInsidePOET &R, const RuntimeParameters &params,
std::vector<float> mean = R["mean"];
std::vector<float> scale = R["scale"];
field_size = chem.getField().GetRequestedVecSize();
std::cout << field_size << std::endl;
ai_ctx->scaler.set_scaler(mean, scale);
// initialzie training backens only if retraining is desired
@ -338,7 +343,7 @@ static Rcpp::List RunMasterLoop(RInsidePOET &R, const RuntimeParameters &params,
} else if (params.ai_backend == NAA_BACKEND) {
MSG("AI Surrogate with NAA backend enabled.")
ai_ctx->training_backend =
std::make_unique<NAABackend<ai_type_t>>(4 * params.batch_size);
std::make_unique<NAABackend<ai_type_t>>(4 * field_size);
}
if (!params.disable_retraining) {
@ -535,15 +540,15 @@ static Rcpp::List RunMasterLoop(RInsidePOET &R, const RuntimeParameters &params,
MSG("AI: add invalid data to buffer");
ai_ctx->data_semaphore_write.acquire();
std::cout << "size of predictors " << predictors_retraining[0].size()
<< std::endl;
std::cout << "size of targets " << targets_retraining[0].size()
<< std::endl;
ai_ctx->data_semaphore_write.acquire();
if (predictors_retraining[0].size() > 0 &&
targets_retraining[0].size() > 0) {
targets_retraining[0].size() > 0 && retrain_counter == 0) {
ai_ctx->design_buffer.addData(predictors_retraining);
ai_ctx->results_buffer.addData(targets_retraining);
}
@ -559,10 +564,11 @@ static Rcpp::List RunMasterLoop(RInsidePOET &R, const RuntimeParameters &params,
std::cout << "results_buffer_size: " << elements_results_buffer
<< std::endl;
if (elements_design_buffer >= 4 * params.batch_size &&
elements_results_buffer >= 4 * params.batch_size &&
ai_ctx->training_is_running == false) {
if (elements_design_buffer >= 4 * field_size &&
elements_results_buffer >= 4 * field_size &&
ai_ctx->training_is_running == false && retrain_counter == 0) {
ai_ctx->data_semaphore_read.release();
retrain_counter++;
} else {
ai_ctx->data_semaphore_write.release();
}

3
src/poet.hpp.in
View File

@ -23,6 +23,7 @@
#pragma once
#include <atomic>
#include <cstddef>
#include <cstdint>
#include <string>
#include <type_traits>
@ -86,7 +87,7 @@ struct RuntimeParameters {
static constexpr std::uint8_t AI_BACKEND_DEFAULT = 1;
std::uint8_t ai_backend = AI_BACKEND_DEFAULT; // 1 - python, 2 - naa
bool train_only_invalid = true;
int batch_size = 200 * 200;
int batch_size = 2500;
static constexpr std::uint8_t DEFAULT_FUNCTION_CODE = 0;
std::uint8_t function_code = DEFAULT_FUNCTION_CODE;