Applications of Artificial Intelligence Enhanced Drones in Distress Pavement, Pothole Detection, and Healthcare Monitoring with Service Delivery

Table 3

Thresholding techniques for crack segmentation.

Sr. No.	References	Years	Techniques	Results
1.	Yang et al. [64]	2020	Deep learning	Gives superior, accurate, and generalizability results
2.	Huyan et al. [87]	2019	Deep learning	Gives faster and better performance
3.	Lettsome et al. [88]	2012	Computer vision using edge detection	Performs much better Gives significant quantitative improvement
4.	Somcharean and Phiphobmongkol [61]	2008	Computer vision using edge detection	Eliminates false detection Gives accurate results and strong texture
5.	Tsai et al. [89]	2014	Multi-scaled segmentation technique	Gives promising results
6.	Lu [90]	2014	Multi-scaled segmentation technique	Gives improved versatility and detection accuracy
7.	Moussa and Hussain [91]	2011	Conventional Thresholding	Identifies cracks automatically and effectively
8.	Salari and Bao [92]	2011	Conventional Thresholding	Gives more effective and reliable results