deviation}, maximum recommended standard deviation = {$a->accepteddeviation}'; $string['errorlowscore'] = 'The evaluated model prediction accuracy is not very high, some predictions may not be accurate. Model score = {$a->score}, minimum score = {$a->minscore}'; $string['datasetsizelimited'] = 'Only a part of the evaluation dataset has been evaluated due to its size. Set $CFG->mlbackend_php_no_memory_limit if you are confident that your system can cope a {$a} dataset';