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Add assume_quiet option to the learner.

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This commit is contained in:
Tomasz Sobczyk
2020-11-09 19:27:53 +01:00
committed by nodchip
parent 00797a3d86
commit 00bc80c3c4
1 changed files with 18 additions and 12 deletions
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30
src/learn/learn.cpp
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@@ -397,6 +397,8 @@ namespace Learner
bool use_draw_games_in_validation = true;
bool skip_duplicated_positions_in_training = true;
bool assume_quiet = false;
double learning_rate = 1.0;
string validation_set_file_name;
@@ -676,19 +678,22 @@ namespace Learner
goto RETRY_READ;
}
int ply = 0;
pos.do_move((Move)ps.move, state[ply++]);
// We want to position being trained on not to be terminal
if (MoveList<LEGAL>(pos).size() == 0)
goto RETRY_READ;
// Evaluation value of shallow search (qsearch)
const auto [_, pv] = Search::qsearch(pos);
for (auto m : pv)
if (!params.assume_quiet)
{
pos.do_move(m, state[ply++]);
int ply = 0;
pos.do_move((Move)ps.move, state[ply++]);
// We want to position being trained on not to be terminal
if (MoveList<LEGAL>(pos).size() == 0)
goto RETRY_READ;
// Evaluation value of shallow search (qsearch)
const auto [_, pv] = Search::qsearch(pos);
for (auto m : pv)
{
pos.do_move(m, state[ply++]);
}
}
// Since we have reached the end phase of PV, add the slope here.
@@ -1106,6 +1111,7 @@ namespace Learner
UCI::setoption("EnableTranspositionTable", "false");
}
else if (option == "verbose") params.verbose = true;
else if (option == "assume_quiet") params.assume_quiet = true;
else
{
out << "INFO: Unknown option: " << option << ". Ignoring.\n";