Approach Heuristic	Sub-Type of SAR Approach	Approach Name + Reference	Direction of Recovery Select All	Technique or Tool Select All	Availability Select All	Empirical Evaluation Select All	Applied-to Systems	Required Input
		An ML based Automatic SAR Approach [122]	Bottom-up	Technique	No	Not Specified	Not Specified	Structural Information, Dynamic Information, Textual Information, Contextual Information
		Supervised Learning SAR approach [123]	Bottom-up	Technique	No	Field Study	Jhotdraw, Xfig	Architectural Information
	Structural Dependency Based	An automated feature selection based technique [124]	Bottom-up	Technique	No	Field Study	SAVT, FES, Mozilla	Not Specified
		Bayesian learning based approach [125]	Bottom-up	Technique	No	Field Study	Mosaic	Architectural Information
		SArF [126]	Bottom-up	Technique	No	Case Study	Weka, Fujitsu's DMTool	Source Code
		CAESAR [144]	Bottom-up	Tool	No	Case Study	AUTOSAR, HTTP Driver	Source Code
		SARIF [140]	Bottom-up	Technique	Yes	Similarity Metrics	Bash, ArchStudio, Hadoop, ITK, Chromium, OODT, HDC, HDF, Libxml2	Source Code, Structural Information, Lexical Information
		Unnamed Approach [145]	Not Specified	Not Specified	No	Similarity Metrics	ArchStudio, Hadoops	Structural, Semantic, Directory Information
		Unnamed Approach [146]	Hybrid	Technique and Tool	No	Respondents	ArgoUML	Source Code, Lexical Information
		ISAR [147]	Bottom-up	Technique	No	Similarity Metrics	"Okhttp, Mabatis, Mockito, Junit, Retrofit, Jadx, Terrier, Clone, Freecol, and Fastjson"	Source Code
		NEGAR [148]	Bottom-up	Technique	No	Similarity Metrics	Bash, ArchStudio, Hadoop, ITK, Chromium	Source Code, Structural Information
		MAFM [149]	Bottom-up	Technique	No	Not Specified	SpringCloud, SpringBlade, SOP, microservice-platform, mogu_blog_v2, bigfans-cloud, mall-swarm, pig, Xueyuan, auto-platfrom@STQ, multi-task@STQ, ci-platform@STQ	Structural Information, Source Code
Clustering (ML based)	Mapping Based Recovery	RecovAr [127]	Top-Down	Technique	No	Precision and Recall	Hadoop and Struts	Not Specified
		ML based SAR Approach [128]	Bottom-up	Technique	No	Not Specified	Xfig, Apache, Clips, Bash, ELM, GhostView	Architectural Information
		MDSD based Tool [129]	Bottom-up	Tool	No	Case Study	Matrix Framework	Not Specified
		Arch [130]	Bottom-up	Tool	No	Case Study	Not Specified	Lexical Information, Historical Information, Structural Information
	Others	TTIMs based Approach [131]	Bottom-up	Technique	No	Case Study	Apache Hadoop	Structural Information
		Bunch [132], [133], [134], [135], [136], [137], [138]	Bottom-up	Tool	Yes	Case Study	dot	Source Code, Human Expertise

Approach Heuristic	Sub-Type of SAR Approach	Approach Name + Reference	Direction of Recovery Select All	Technique or Tool Select All	Availability Select All	Empirical Evaluation Select All	Applied-to Systems	Required Input
		ArchVis [1]	Hybrid	Tool	No	Experimental Simulation	A new feature-based evaluation framework	Source Code, Textual Information, Dynamic Information, Physical Information, Styles, Viewpoints
		ARM [2], [3]	Bottom-up	Technique	No	Case Study	SupraAnalyse and MATIS systems	Source Code, Human Expertise
		Dali [4], [5]	Hybrid	Tool	No	Field Study	VANISH Application	Source Code, Human Expertise
	Interactive and Expressive Visualization based Approach	Focus [6], [10]	Bottom-up	Technique	No	Case Study	Not Specified	Source Code, Human Expertise, Styles
Visualization Assisted		ManSART [8], [9]	Bottom-up	Tool	No	Not Specified	Not Specified	Source Code, Physical Organization, Human Expertise, Styles
		MAP [10]	Hybrid	Technique	No	Case Study	Not Specified	Source Code, Human Expertise, Styles
		QADSAR [11]	Bottom-up	Technique	No	Case Study	QAD analysis framework	Source Code, Human Expertise, Viewpoints
		Feature oriented Architecture Recovery [12]	Bottom-up	Technique	No	Case Study	Image Processing System	Source Code, Dynamic Information, Human Expertise, Styles
	Guiding based Architectural view Approach	Softwarenaut [13], [14]	Hybrid	Tool	Yes	Not Specified	Hapax semantic analysis framework	Source Code, Textual Information, Physical Organization, Human Expertise
		Feature oriented Architecture Recovery [15]	Bottom-up	Technique	No	Case Study	Image Processing System	Source Code, Dynamic Information, Human Expertise, Styles