Java. 92%

C# 4%

Kotlin. 4%

Python. 4%

Long Method. 10%

God Class 13%

Feature Envy 17%

Blob. 2%

Spaghetti Code 1%

Exception Thrown in Finally Block 1%

Long Parameter List. 2%

Switch Statement 1%

Large Class. 1%

Data Class 9%

Duplicate Code 2%

Shotgun Surgery 5%

Dispersed Coupling 5%

Dummy Handler 1%

Type Checking 3%

Over Logging. 1%

Refused Bequest. 6%

Brain Class 3%

Nested Try Statement 1%

Data Clump. 1%

Traditional Breaker 4%

Complex Class. 2%

Message Chain. 1%

Brain Method 4%

Empty Catch Block. 2%

change history. S1, S2, S3, S5, S15, S19

modifiability S1, S2, S3, S15, S19

Quality S4

Architectural relevance S1, S2, S3, S5, S13, S15

context relevance index S11

Metrics. S12

Machine Learning S18, S23, S24, S25

Quality Depriciation Index Ruke (QDIR). S20

S1, S3, S6, S11, S13, S14, S18, S24. Precision

S4, S5, S20. effort Estimation, effort saved.

S5. Correction Ratio (CCR).

S6, S11, S13, S18, S24. Recall

S6, S11, S13, S18, S24. F-measure.

S12, S22. Maintainability Complexity Index.

S1, S5, S15 SpIRIT.

S2, S3, S5, S13, S15, S20. JSpIRIT.

S4, S9, S12, S20. Jdeodorant.

S6, S8, S11. infusion.

S7. iPlasma.

S7, S24. PMD.

S7. Fluid.

S16. Finder.

S18. Décor

S19. DT-SOA

S20 Robusta.

S24. SonarKotlin.

S20. Robusta.

S9. change history

S11, S13. automated approach.

S19, S21. functionality based

S4, S5, S12, S16, S20. metric based.

S8. context-based

S1. semi-automated approach

S7, S18, S14, S25. machine learning based.

S3, S14, S15. hurestic.