notesum.ai
Published at December 10RFL: Simplifying Chemical Structure Recognition with Ring-Free Language
cs.CV
Released Date: December 10, 2024
Authors: Qikai Chang1, Mingjun Chen2, Changpeng Pi2, Pengfei Hu1, Zhenrong Zhang1, Jiefeng Ma1, Jun Du1, Baocai Yin2, Jinshui Hu2
Aff.: 1University of Science and Technology of China; 2iFLYTEK Research

| Methods | Markup | Params | Flops | EDU-CHEMC | Mini-CASIA-CSDB | ||
|---|---|---|---|---|---|---|---|
| (M) | (G) | EM(%) | Struct-EM(%) | EM(%) | Struct-EM(%) | ||
| Imago (Smolov, Zentsev, and Rybalkin 2011) † | SMILES | - | - | 0.00 | 0.00 | 38.80 | 38.88 |
| WYGIWYS (Deng, Kanervisto, and Rush 2016) ‡ | SMILES | - | - | - | - | 78.55 | -* |
| BTTR (Zhao et al. 2021) ‡ | SSML | 4.77 | 9.65 | 58.21 | 66.83 | 78.22 | -* |
| ABM (Bian et al. 2022) ‡ | SSML | 22.45 | 19.39 | 58.78 | 67.24 | - | - |
| CoMER (Zhao and Gao 2022) † | SSML | 4.99 | 11.18 | 59.47 | 68.71 | 90.67 | 91.06 |
| DenseWAP (Baseline) (Zhang, Du, and Dai 2018) | SSML | 15.39 | 18.98 | 61.35 | 69.68 | 92.09 | 92.47 |
| MSD-DenseWAP (Ours) | RFL | 16.01 | 21.00 | 64.92 | 73.15 | 94.10 | 94.44 |
| RCGD (Baseline) (Hu et al. 2023) | SSML | 16.11 | 21.02 | 62.86 | 71.88 | 95.01 | 95.38 |
| MSD-RCGD (Ours) | RFL | 16.74 | 23.04 | 65.39 | 73.26 | 95.23 | 95.58 |