Non-negative Matrix Factorization

A pattern recognition alogrithm that identifies patterns that together explain the data as a linear combination of expression signatures. (NCI Thesaurus)

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Non-negative Integer to Physical Quantity Time Ratio Data Type

A data type comprised of a non-negative integer divided by a physical quantity expressed in units of time.

Non-negative Integer to Non-negative Integer Ratio Data Type

A data type comprised of a non-negative integer divided by another non-negative integer.

Non-Negative Integer Data Type

A data type comprised of numbers with no fractional part that are constrained to positive numbers as well as zero.

Non-Negative Integer

An integer with a value greater than zero.

Non-Mucinous Bronchioloalveolar Carcinoma

A morphologic variant of bronchiolo-alveolar lung carcinoma characterized by the presence of Clara cells and/or type II cells.

Non-Metastatic Gestational Trophoblastic Tumor

A gestational trophoblastic tumor which has not metastasized to other anatomic sites.