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Regular Language Classification on 21 Regular Tasks OOD lengths 41–500

100Even Pairs

LSTM

Updated 8d ago

Evaluation Results

Method	Links
LSTM 2026.05		100	100	100	60.3	100	97.7	100	98.4	89	82.1	100	100	100	100	100	100	100	100	100	100	97.3
BBT-GRC 2026.05		100	94	100	100	100	98.5	84.6	84.7	84.3	90.5	99.4	99.4	100	100	100	100	99.9	100	100	100	100
MLP-LDRU 2026.05		100	100	100	100	100	100	100	98.5	98.1	96	100	100	100	100	100	100	100	100	100	100	100
TF 2026.05		91.5	31.4	49.9	23.3	98.2	92.5	97.6	98.4	98.7	98.7	70.7	85.5	74.3	50	100	89.2	86.4	58.5	79.5	51.6	58.2
RNN 2026.05		77.4	100	100	100	100	100	95	97.1	99.2	92.7	100	100	100	100	100	82.2	65.4	99.4	61.4	96.9	85
TF 2026.05		61.1	54.4	49.9	21.6	100	98.3	96	92.3	89.7	84.4	100	100	74.3	50	100	56	93	90	40.3	31	21.3
Gated DeltaNet 2026.05		52.2	76.5	53.4	25.8	100	91.6	93.1	75.6	76	74.6	99.9	99.1	75.1	54.7	100	52.4	22	18.9	30.1	21.5	69.4