- 特征值 tèzhēngzhí eigenvalueeigenvalue (mathematics)
- 临床特征 línchuángtèzhēng clinical featuresthe observable signs, symptoms, or traits associated with a specific medical condition in a clinical setting
- 特征向量 tèzhēngxiàngliàng eigenvectoreigenvector (math.)
- 特征联合 tèzhēngliánhé feature bindingcharacteristic binding