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Table 2 Summary of key ATC prediction methods from the literature

From: Predicting anatomic therapeutic chemical classification codes using tiered learning

Method

Method details

Data Set Size (compounds)

Data Source(s)

Descriptors

Prediction Algorithm

Accuracy at ATC Depth 1

Maximum Accuracy and Prediction Depth

SuperPred [8]

2650 (for drug classification)

Transformer database, SuperTarget, ChEMBL, and BindingDB

2D, fragment, and 3D Structure-based

Consensus-based

80.90%

75.1% at a depth of 5

Chen et al. [5]

3934

KEGG

Chemical interactions, structure and ontology

Hybrid Method

75.70% (internal validation set)

75.70% (internal validation set)

Wang et al. [11]

790

KEGG BRITE, DrugBank

Information from chemical structures, target proteins, and ATC Codes.

Kernel method and SVM classification

74%

74% at depth 5.

Gurulingappa et al. [20]

504 (training + test)

Medline

Concepts generated from Medline terms

Naïve Bayes

77.12%

77.12% at depth 4

  1. Note that methods may define the notion of prediction accuracy differently. Consequently, any comparison of numeric accuracy values should factor in the definitions