Main AI Conferences Acceptance Rates and Information

Artificial Intelligence

(strategy, method, system)

Conference	Long Paper	Short Paper	Calls for Papers	Notes
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)	-
AAAI'20	20.6% (1591/7737)	-
AAAI'21	21.4% (1692/7911)	-	Sep 1 - 9
AAAI'22	15.0% (1349/9020)	-
AAAI'23	19.6% (1721/8777)	-
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 (joint ECAI)	20.5% (710/3470)	-
IJCAI'19	17.9% (850/4752)	-
IJCAI'20 (joint PRICAI)	12.6% (592/4717)	-
IJCAI'21	13.9% (587/4204)	-	Jan 12 - 18
IJCAI'22 (joint ECAI)	15.0% (681/4535)	-
IJCAI'23	15.0% (685/4566)	-
ECAI'12	28.5% (140/492)	-
ECAI'14	28.1% (158/562)	-
ECAI'16	27.0% (177/656)	-
ECAI'20	26.8% (365/1363)	-	Nov 15 - 19
ECAI'23	24.0% (391/1631)	-
ECAI'24	23.0% (547/2344)	-
PRICAI'14	36.5% (74/203)	9.9% (20/203)
PRICAI'16	32.9% (53/161)	9.3% (15/161)
PRICAI'18	21.5% (82/382)	15.2% (58/382)
PRICAI'19	41.9% (111/265)	4.9% (13/265)
PRICAI'21	24.0% (98/408)	7.4% (30/408)	Jul 31
PRICAI'22	21.1% (91/432)	9.0% (39/432)
PRICAI'23	24.6% (104/422)	9.2% (39/422)
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)	-
UAI'19	26.0% (118/450)	-
UAI'20	27.5% (142/515)	-
UAI'21	26.3% (205/777)	-
UAI'22	32.3% (230/712)	-
UAI'23	31.2% (243/778)	-
KR'12	26.2% (53/202)	-
KR'14	26.6% (58/218)	-
KR'16	26.9% (49/182)	-
KR'18	26.8% (65/243)	-

Machine Learning

(method, strategy, system)

Conference	Long Paper	Short Paper	Calls for Papers	Notes
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)	-
ICML'20	21.8% (1088/4990)	-
ICML'21	21.5% (1184/5513)	-	Jan 28 - Feb 4
ICML'22	21.9% (1235/5630)	-
ICML'23	27.9% (1827/6538)	-
NeurIPS'14	24.7% (414/1678)	-
NeurIPS'15	21.9% (403/1838)	-
NeurIPS'16	23.7% (569/2403)	-
NeurIPS'17	20.9% (678/3240)	-
NeurIPS'18	20.8% (1011/4856)	-
NeurIPS'19	21.2% (1428/6743)	-
NeurIPS'20	20.1% (1900/9454)	-	May 27 - Jun 3
NeurIPS'21	25.7% (2344/9122)	-
NeurIPS'22	25.7% (2672/10411)	-
NeurIPS'23	26.1% (3217/12343)	-
ICLR'14	-	-
ICLR'15	-	-
ICLR'16	-	-
ICLR'17	39.1% (198/507)	-
ICLR'18	32.0% (314/981)	-
ICLR'19	31.4% (500/1591)	-
ICLR'20	26.5% (687/2594)	-
ICLR'21	28.7% (860/2997)	-	Sep 28 - Oct 2
ICLR'22	32.9% (1095/3328)	-
ICLR'23	32.0% (1574/4956)	-
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)	-
COLT'20	30.9% (120/388)	-
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)	-
AISTATS'20	?% (423/?)	-		Ref
AISTATS'21	29.8% (455/1527)	-
AISTATS'22	29.2% (493/1685)	-

Computer Vision

Conference	Long Paper	Short Paper	Calls for Papers	Notes
CVPR'14	29.9% (540/1807)	-
CVPR'15	28.3% (602/2123)	-
CVPR'16	29.9% (643/2145)	-
CVPR'17	29.9% (783/2620)	-
CVPR'18	29.6% (979/3303)	-
CVPR'19	25.0% (1294/5160)	-
CVPR'20	22.1% (1470/6656)	-
CVPR'21	23.7% (1663/7015)	-
CVPR'22	25.3% (2067/8161)	-
CVPR'23	25.8% (2360/9155)	-
ICCV'13	27.9% (454/1629)	-
ICCV'15	30.9% (525/1698)	-
ICCV'17	29.0% (621/2143)	-
ICCV'19	25.0% (1077/4304)	-
ICCV'21	26.2% (1612/6152)	-
ICCV'23	26.8% (2162/8068)	-
ECCV'14	27.9% (363/1444)	-
ECCV'16	26.6% (415/1561)	-
ECCV'18	31.8% (776/2439)	-
ECCV'20	27.1% (1361/5025)	-
ECCV'22	19.9% (1629/8170)	-

Natural Language Processing

Conference	Long Paper	Short Paper	Calls for Papers	Notes
ACL'14	25.5% (146/572)	25.2% (139/551)
ACL'15	25.0% (173/692)	22.4% (145/648)
ACL'16	28.0% (231/825)	21.0% (97/463)
ACL'17	26.0% (195/751)	18.9% (107/567)
ACL'18	25.1% (256/1018)	23.8% (125/526)
ACL'19	25.7% (447/1737)	18.2% (213/1168)
ACL'20	25.4% (571/2244)	17.6% (208/1185)
ACL'21	24.5% (571/2327)	13.6% (139/1023)	Jan 25 - Feb 1
ACL'21 Findings	14.6% (339/2327)	11.5% (118/1023)
ACL'22	20.8% (604/3378)	2.9% (97/3378)
ACL'22 Findings	10.7% (~361/3378)	-
ACL'23	23.5% (910/3872)	16.5% (164/992)
ACL'23 Findings	18.4% (712/3872)	19.1% (189/992)
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)
EMNLP'19	25.6% (465/1813)	20.5% (218/1063)
EMNLP'20	24.5% (602/2455)	16.6% (150/904)	Jun 1
EMNLP'20 Findings	13.5% (332/2455)	12.7% (115/904)
EMNLP'21	25.6% (650/2540)	17.9% (190/1060)
EMNLP'21 Findings	11.8% (300/2540)	11.2% (119/1060)
EMNLP'22	22.1% (715/3242)	12.0% (114/948)
EMNLP'22 Findings	14.0% (453/3242)	10.1% (96/948)
NAACL-HLT'13	30.4% (89/293)	31.5% (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	31.7% (205/647)	29.4% (125/425)
NAACL-HLT'19	26.3% (281/1067)	21.3% (142/666)
NAACL-HLT'21	27.9% (350/1254)	23.3% (127/544)	Oct 23 - Nov 23	Ref
NAACL-HLT'22	17.0% (358/2103)	4.0% (84/2103)
NAACL-HLT'22 Findings	8.7% (183/2103)	1.2% (26/2103)
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)
EACL'21	24.7% (326/~1320)	-	Oct 7
COLING'12	~25.0% (195/~780)	-
COLING'14	31.7% (217/685)	-
COLING'16	32.4% (337/1039)	-
COLING'18	37.3% (331/888)	-
COLING'20	33.4% (622/1862)	-	Jul 1
COLING'22	33.4% (522/1563)	24.2% (112/463)
CoNLL'14	24.1% (20/83)	-
CoNLL'15	29.9% (38/127)	-
CoNLL'16	20.1% (30/149)	-
CoNLL'17	18.5% (50/271)	-
CoNLL'18	20.8% (57/274)	-
CoNLL'19	22.0% (97/441)	-
CoNLL'20	23.3% (53/227)		Jul 17

Knowledge Modeling

(strategy, system, method)

Conference	Long Paper	Short Paper	Calls for Papers	Notes
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)
CIKM'19	19.4% (200/1030)	21.3% (100/470)
CIKM'20	21.0% (193/920)	25.9% (103/397)	May 8 - 15
CIKM'21	21.7% (271/1251)	28.3% (177/626)
CIKM'22	23.3% (274/1175)	29.0% (196/675)		Ref
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)
SIGIR'20	26.5% (147/555)	30.2% (153/507)
SIGIR'21	21.0% (151/720)	27.6% (145/526)	Feb 2 - 9
SIGIR'22	20.3% (161/794)	24.7% (165/667)
TheWebConf'14	13.0% (84/645)	-
TheWebConf'15	14.0% (131/929)	-
TheWebConf'16	16.0% (115/727)	-
TheWebConf'17	17.0% (164/966)	-
TheWebConf'18	15.0% (171/1140)	-
TheWebConf'19	18.0% (225/1247)	-
TheWebConf'20	19.2% (217/1129)	24.7% (98/397)
TheWebConf'21	20.6% (357/1736)	-	Oct 12 - 19
TheWebConf'22	17.7% (323/1822)	-
TheWebConf'23	19.2% (365/1900)	-
ISWC'14	21.1% (38/180)	-
ISWC'15	22.1% (38/172)	-
ISWC'16	~23.0% (39/~170)	-
ISWC'17	~25.3% (55/~217)	-
ISWC'18	23.8% (39/164)	-
ISWC'19	21.6% (42/194)	-
ISWC'20	22.4% (38/170)	-	May 15 - 22
ESWC'14	24.5% (50/204)	-
ESWC'15	26.2% (43/164)	-
ESWC'16	23.0% (47/204)	-
ESWC'17	27.9% (51/183)	-
ESWC'18	26.8% (48/179)	-
ESWC'19	29.1% (39/134)	-
ESWC'20	23.5% (39/166)	-

Data Mining

(system, strategy, method)

Conference	Long Paper	Short Paper	Calls for Papers	Notes
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)	-
KDD'19	14.2% (170/1200)	-
KDD'20	16.9% (216/1279)	-
KDD'21	15.4% (238/1541)	-
KDD'22	15.0% (254/1695)	-
KDD'23	22.1% (313/1416)	-
ICDM'14	9.8% (71/727)	9.8% (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)
ICDM'19	9.1% (95/1046)	9.46% (99/1046)
ICDM'20	9.8% (91/930)	9.9% (92/930)
ICDM'21	9.9% (98/990)	10.1% (100/990)
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)	-
WSDM'20	14.8% (91/615)	-
WSDM'21	18.6% (112/603)	-
WSDM'22	15.8% (80/505)	-
WSDM'23	17.8% (123/690)	-
VLDB'14	20.0% (~261/1305)	-
VLDB'15	21.3% (~151/710)	-
VLDB'16	35.5% (~187/527)	-
VLDB'17	18.6% (~104/559)	-
VLDB'18	21.0% (~213/1014)	-
VLDB'19	18.9% (~128/677)	-
VLDB'20	24.8% (~31/125)	-
RecSys'14	23.0% (35/152)	-
RecSys'15	21.4% (28/131)	-
RecSys'16	18.2% (29/159)	-
RecSys'17	20.8% (26/125)	16.4% (20/122)
RecSys'18	17.7% (32/181)	-
RecSys'19	19.0% (36/189)	-
RecSys'20	17.9% (39/218)	-	May 25 - Jun 1
JCDL'14	28.7% (31/108)	-
JCDL'15	30.0% (18/60)	-
JCDL'16	28.8% (15/52)	-
JCDL'17	29.9% (23/77)	-
JCDL'18	36.6% (26/71)	-
JCDL'19	29.5% (26/88)	24.2% (16/66)	Jan 25
JCDL'20	31.1% (33/106)	31.1% (28/90)
JCDL'21	28.9% (22/76)	34.1% (14/41)
TPDL'13	15.2% (24/158)	8.2% (13/158)
TPDL'15	36.1% (22/61)	23.0% (14/61)
TPDL'17	36.8% (39/106)	10.4% (11/106)
TPDL'19	21.3% (16/75)	16.0% (12/75)	Apr 26
TPDL'20	26.4% (14/53)	7.5% (4/53)
TPDL'21	18.9% (10/53)	5.7% (3/53)

Signal Processing

Conference	Long Paper	Short Paper	Calls for Papers	Notes
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)	-
INTERSPEECH'19	49.3% (914/1855)	-
INTERSPEECH'20	47.7% (1021/2140)	-		Ref
INTERSPEECH'21	48.4% (963/1990)	-
ICASSP'14	48.0% (1709/3500)	-
ICASSP'15	52.0% (1207/2322)	-
ICASSP'16	47.0% (1265/2682)	-
ICASSP'17	52.0% (1220/2518)	-
ICASSP'18	49.7% (1406/2929)	-
ICASSP'19	49.1% (1725/3510)	-		Ref
ICASSP'20	47.6% (1881/3951)	-		Ref
ICASSP'21	48.0% (1734/3610)	-
ICASSP'22	45.0% (1785/3967)	-

Note:

1. For KDD, TheWebConf (WWW), and ISWC, only research track papers are counted.
2. For ICDM, TPDL, and PRICAI, papers are accepted as either long paper or short paper based on their quality.
3. For ACL and EMNLP, papers are accepted to either the main proceedings or the Findings based on their perceived impact.

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• Extending Conference-Acceptance-Rate with larger coverage and more information, est. Jan 2020.
• Updates are welcome via new issues/pull requests.