Table 2 Performance statistics for a family of feedforward networks set up as a simple sequence of fully connected layers of the same width as the input vector.

A schematic of the network topology is given in the top diagram of Fig. 3.

Task	Network	Mean relative error	Relative error SD	*Iteration time, Tesla K40 (s)**
Distance distribution recovery	In-(256)₂-Out	0.090	0.231	0.32
	In-(256)₃-Out	0.077	0.208	0.44
	In-(256)₄-Out	0.070	0.195	0.74
	In-(256)₅-Out	0.069	0.194	0.99
	In-(256)₆-Out	0.069	0.192	1.19
Form factor recovery	In-(256)₂-Out	0.0065	0.0143	0.31
	In-(256)₃-Out	0.0042	0.0094	0.51
	In-(256)₄-Out	0.0037	0.0084	0.75
	In-(256)₅-Out	0.0034	0.0080	0.98
	In-(256)₆-Out	0.0034	0.0080	1.18

*Using a database with 100,000 DEER traces generated as described under “Training database generation” section.