Attribute test Continuous attributes The test condition can be expressed as a comparison test vsTor v>Twith binary outcomes, or A range query with outcomes of the form T<< Ti+, for j=l For the binary case The decision tree algorithm must consider all possible split positions T, and Select the one that produces the best partition For the multiway split The algorithm must consider multiple split positions. 1/30/2021 PATTERN RECOGNITIONAttribute test Continuous attributes ◦ The test condition can be expressed as a comparison test v≤T or v>T with binary outcomes, or ◦ A range query with outcomes of the form Tj≤v< Tj+1, for j=1,…,J For the binary case ◦ The decision tree algorithm must consider all possible split positions T, and ◦ Select the one that produces the best partition. For the multiway split, ◦ The algorithm must consider multiple split positions. 1/30/2021 PATTERN RECOGNITION 16