Statistics of acceptance rate for the main AI conferences
| Conference | Long Paper | Short Paper |
|---|---|---|
| ACL'14 | 26.2% (146/572) | 26.1% (139/551) |
| ACL'15 | 25.0% (173/692) | 22.4% (145/648) |
| ACL'16 | 28.0% (231/825) | 21.0% (97/463) |
| ACL'17 | 25.0% (195/751) | 18.9% (107/567) |
| ACL'18 | 25.3% (258/1018) | 24.0% (126/526) |
| EMNLP'14 | 30.4% (155/510) | 27.8% (70/252) |
| EMNLP'15 | 26.2% (157/600) | 22.1% (155/700) |
| EMNLP'16 | 25.8% (177/687) | 21.8% (87/400) |
| EMNLP'17 | 25.8% (216/836) | 18.4% (107/582) |
| EMNLP'18 | 25.5% (351/1376) | 23.2% (198/855) |
| NAACL HLT'13 | 30.0% (88/293) | 32.1% (51/162) |
| NAACL HLT'15 | 29.1% (117/402) | 22.1% (69/312) |
| NAACL HLT'16 | 25.3% (100/396) | 28.9% (82/284) |
| NAACL HLT'18 | 32.0% (207/647) | 29.4% (125/425) |
| NAACL HLT'19 | - (?/1198) | - (?/757) |
| EACL'12 | 26.0% (85/326) | - |
| EACL'14 | 24.6% (78/317) | 23.1% (46/199) |
| EACL'17 | 27.0% (119/441) | 23.9% (120/502) |
| COLING'12 | 27% (311/1000+) | - |
| COLING'14 | 30.8% (217/705) | - |
| COLING'16 | 32.4% (337/1039) | - |
| COLING'18 | 37.4% (332/888) | - |
| CVPR'14 | 29.9% (540/1807) (104 orals and 436 posters) | - |
| CVPR'15 | 28.3% (602/2123) (71 orals and 531 posters) | - |
| CVPR'16 | 29.9% (643/2145) (83 orals, 123 spotlights and 437 posters) | - |
| CVPR'17 | 29.9% (783/2620) (71 orals, 144 spotlights and 568 posters) | - |
| CVPR'18 | 29.6% (979/3303) (70 orals, 224 spotlights and 685 posters) | - |
| CVPR'19 | 25.2% (1300/5160) (288 short orals and 1300 posters) | - |
| ICCV'13 | 27.9% (454/1629) (41 orals and 413 posters) | - |
| ICCV'15 | 30.9% (525/1698) | - |
| ICCV'17 | 29.0% (621/2143) (45 orals, 56 spotlights and 520 posters) | - |
| ECCV'14 | 27.9% (363/1444) (38 orals and 325 posters) | - |
| ECCV'16 | 26.6% (415/1561) (28 orals, 45 spotlights, and 342 posters) | - |
| ECCV'18 | 31.8% (776/2439) (59 orals and 717 posters) | - |
| ICML'14 | 15.0% (Cycle I), 22.0% (Cycle II) | - |
| ICML'15 | 26.0% (270/1037) | - |
| ICML'16 | 24.0% (322/?) | - |
| ICML'17 | 25.9% (434/1676) | - |
| ICML'18 | 25.1% (621/2473) | - |
| ICML'19 | 22.6% (773/3424) | - |
| NIPS'14 | 24.7% (414/1678) | - |
| NIPS'15 | 21.9% (403/1838) | - |
| NIPS'16 | 23.6% (569/2403) | - |
| NIPS'17 | 20.9% (678/3240) (40 orals, 112 spotlights and 526 posters) | - |
| NIPS'18 | 20.8% (1011/4856) (30 orals, 168 spotlights and 813 posters) | - |
| ICLR'14 | - | - |
| ICLR'15 | - | - |
| ICLR'16 | - | - |
| ICLR'17 | 39.1% (198/507) (15 orals and 183 posters) | - |
| ICLR'18 | 32.0% (314/981) (23 orals and 291 posters) | - |
| ICLR'19 | 31.4% (500/1591) (24 orals and 476 posters) | - |
| COLT'14 | 32.1% (45/140) | - |
| COLT'15 | 34.8% (62/178) | - |
| COLT'16 | 26.1% (53/203) | - |
| COLT'17 | 32.5% (74/228) | - |
| COLT'18 | 27.2% (91/335) | - |
| UAI'14 | 32.0% (94/292) | - |
| UAI'15 | 34.0% (99/291) | - |
| UAI'16 | 31.0% (85/275) | - |
| UAI'17 | 31.0% (87/282) | - |
| UAI'18 | 30.8% (104/337) | - |
| AISTATS'14 | 35.8% (120/335) | - |
| AISTATS'15 | 28.7% (127/442) | - |
| AISTATS'16 | 30.7% (165/537) | - |
| AISTATS'17 | 31.7% (168/530) | - |
| AISTATS'18 | 33.2% (214/645) | - |
| AISTATS'19 | 32.4% (360/1111) | - |
| AAAI'14 | 28.0% (398/1406) | - |
| AAAI'15 | 26.7% (531/1991) | - |
| AAAI'16 | 25.8% (549/2132) | - |
| AAAI'17 | 24.6% (638/2590) | - |
| AAAI'18 | 24.6% (933/3800) | - |
| AAAI'19 | 16.2% (1150/7095) | - |
| IJCAI'13 | 28.0% (413/1473) | - |
| IJCAI'15 | 28.6% (572/1996) | - |
| IJCAI'16 | 24.0% (551/2294) | - |
| IJCAI'17 | 26.0% (660/2540) | - |
| IJCAI'18 | 20.5% (710/3470) | - |
| KDD'14 | 14.6% (151/1036) | - |
| KDD'15 | 19.5% (160/819) | - |
| KDD'16 | 13.7% (142/1115) | - |
| KDD'17 | 17.4% (130/748) | - |
| KDD'18 | 18.4% (181/983) (107 orals and 74 posters) | - |
| KDD'19 | 14.2% (170/1200) (110 orals and 60 posters) | - |
| SIGIR'14 | 21.0% (82/387) | 40.0% (104/263) |
| SIGIR'15 | 20.0% (70/351) | 31.3% (79/252) |
| SIGIR'16 | 18.0% (62/341) | 30.6% (104/339) |
| SIGIR'17 | 22.0% (78/362) | 30.0% (121/398) |
| SIGIR'18 | 21.0% (86/409) | 30.0% (98/327) |
| SIGIR'19 | 19.7% (84/426) | 24.4% (108/443) |
| WWW'14 | 13.0% (84/645) | - |
| WWW'15 | 14.0% (131/929) | - |
| WWW'16 | 16.0% (115/727) | - |
| WWW'17 | 17.0% (164/966) | - |
| WWW'18 | 15.0% (171/1140) | - |
| WWW'19 | - | - |
| ICDM'14 | 9.77% (71/727) | 9.76% (71/727) |
| ICDM'15 | 8.4% (68/807) | 9.7% (78/807) |
| ICDM'16 | 8.6% (78/904) | 11.0% (100/904) |
| ICDM'17 | 9.3% (72/778) | 10.7% (83/778) |
| ICDM'18 | 8.9% (84/948) | 11.1% (105/948) |
| WSDM'14 | 18.0% (64/355) | - |
| WSDM'15 | 16.4% (39/238) | - |
| WSDM'16 | 18.2% (67/368) | - |
| WSDM'17 | 15.8% (80/505) | - |
| WSDM'18 | 16.1% (84/514) | - |
| WSDM'19 | 16.4% (84/511) | - |
| CIKM'14 | 21.0% (175/838) | 21.9% (57/260) |
| CIKM'15 | 26.0% (165/646) | 25.0% (69/276) |
| CIKM'16 | 23.0% (160/701) | 23.5% (55/234) |
| CIKM'17 | 20.0% (171/855) | 28.4% (119/419) |
| CIKM'18 | 17.0% (147/862) | 23.2% (96/413) |
| SDM'14 | 29.0% (120/389) | - |
| SDM'15 | 22.0% | - |
| SDM'16 | 25.9% | - |
| SDM'17 | 26.0% | - |
| SDM'18 | 23.2% | - |
| INTERSPEECH'14 | - | - |
| INTERSPEECH'15 | 51.0% (~743/1458) | - |
| INTERSPEECH'16 | 50.5% (779/1541) | - |
| INTERSPEECH'17 | 52.0% (799/1582) | - |
| INTERSPEECH'18 | 54.3% (749/1320) | - |
| ICASSP'14 | 48.0% (1709/3500) | - |
| ICASSP'15 | 52.0% (?/?) | - |
| ICASSP'16 | 47.0% (1265/2682) | - |
| ICASSP'17 | 52.0% (1220/2518) | - |
| ICASSP'18 | 49.7% (1406/2929) | - |
| ICASSP'19 | 46.5% (1774/3815) | - |
Note: For KDD and WWW (now renamed to the Web Conference), only the papers from the research track are counted. For ICDM, submissions of short paper and those of long paper are in the same session and the decision of the paper type is made according to its quality.