Segmentation by type categorises the market according to the underlying computational approach: traditional machine‑learning models, deep‑learning architectures, computer‑vision pipelines, natural‑language‑processing (NLP) engines, and hybrid ensembles. Traditional machine‑learning, encompassing supervised classifiers (e.g., SVM, random forest) and unsupervised clustering, remains relevant for structured data such as quantitative biomarker scores. Deep‑learning, principally convolutional neural networks (CNNs) and recurrent neural networks (RNNs), delivers state‑of‑the‑art performance on whole‑slide imaging, enabling end‑to‑end diagnosis with minimal feature engineering. Computer‑vision pipelines integrate preprocessing, segmentation, and feature extraction modules, often serving as the backbone for both ML and DL solutions. NLP engines extract diagnostic narratives from pathology reports, facilitating data mining and decision support. Hybrid ensembles combine two or more of these techniques to improve robustness and interpretability, increasingly adopted in regulated environments. Each type contributes distinct value propositions—accuracy, speed, interpretability, or regulatory compliance—that collectively shape the overall market size and growth trajectory.