Background Patients with heart failure (HF) frequently suffer from undetected declines in cardiorespiratory fitness (CRF), which significantly increases their risk of poor outcomes. However, current ...

A decision tree regression system incorporates a set of if-then rules to predict a single numeric value. Decision tree regression is rarely used by itself because it overfits the training data, and so ...

Spain defies Trump's threats over stance on Iran war, says it 'won't be vassals' Spain "will not be vassals" to another country, Deputy Prime Minister Maria Jesus Montero said on Wednesday, defying ...