ATAT: Astronomical Transformer for time series and Tabular data

Open Access

Table 2

Ablation study F1 scores.

	PE

Tab. tokenizer	No lightcurve	Fixed sinusoidal Vaswani et al. (2017)	Time modulation (this work)
No tabular data	–	52.56 ± 0.62	62.70 ± 0.38
FT	36.10 ± 0.28	73.67 ± 0.33	79.99 ± 0.63
QFT (this work)	39.44 ± 0.50	76.77 ± 0.45	82.61 ± 0.59

Notes. Each row represents a different feature tokenizer used for the tabular transformer. Each column represents a different positional encoder.

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