Tag: CatBoost

Understanding AI Classifiers, Terminologies, terminology Engines

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These three concepts get conflated constantly in healthcare informatics conversations. All deal with clinical codes and they all do fundamentally different jobs. Understanding what each does is critical if you're building anything that touches coded clinical data. Category What it does Major examples Healthcare context Terminology Clinical code systems Defines the codes, concepts, descriptions and… Continue reading Understanding AI Classifiers, Terminologies, terminology Engines

Using CatBoost.ai in Healthcare

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Because SNOMED and ICD Codes must be treated as categories for gradient boosting The 8 main blood types (A+, A-, B- rare, B+, O+, O- universal, AB+, AB-) are categories. If I used label encoding then each category becomes integer (e.g A+ =0, B-=1, AB+=2). This is compact but introduces a false ordering and the… Continue reading Using CatBoost.ai in Healthcare