Determining the time before or after a galaxy merger event

Open Access

Table 1.

MSE of the normalised merger times for different architectures from the epoch with the lowest MSE of the normalised merger times of the validation data set, along with their associated mean and median un-normalised merger time errors.

Architecture	Training	Validation	Validation error

	MSE	MSE	Mean ^(a)	Median ^(a)
ResNet50	0.075	0.065	327	324
Swin	0.034	0.042	236	193
CNN	0.040	0.037	215	165
Autoencoder	0.036	0.038	222	160

Notes.

^(a)

Values in Myr.

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