Table 1.

Comparison of the architectures which are used in the segmentation task.

Feature/model	UNet	UNet++	FPN	LinkNet	PSPNet	MANet
Skip connections	Yes	Nested	Yes	Yes	No	No
Nested architecture	No	Yes	No	No	No	No
Feature pyramid	No	No	Yes	Yes	No	No
Multi-scale features	No	Yes	No	Yes	Yes	No
Attention mechanisms	No	No	No	No	No	Yes