释义 |
linear combination noun[ C ] mathematics specializeduk /ˌlɪn.i.ə kɒm.bɪˈneɪ.ʃən/ us /ˌlɪn.i.ɚ kɑːm.bəˈneɪ.ʃən/ a mathematical expression produced from a set of terms (= numbers or symbols) by multiplying each term by a constant(= a number or amount that never changes) and adding the results together: 线性组合 The expression ax + by is a linear combination of x and y, where a and b are constants.表达式ax+by是x和y的线性组合,其中a和b是常量。 Altman then constructed a linear combination of these factors to create what he called a z-score. Linear combinations of independent normal variables are also normally distributed. SMART Vocabulary: related words and phrases Numbers generally access code binary number C, c cardinal contextual variable continuous variable control variable crore lakh million mode nos. number numeral ordinate outcome variable place value primality prime number quantitatively |