Datasets:

open-spaced-repetition
/

fsrs-dataset

review_time int64 1,224B 1,694B	card_id int64 1 1,693B	i int64 1 210	delta_t float64 0 4.48k	review_rating int64 1 4	y int64 0 1	t_history stringlengths 1 1.52k ⌀	r_history stringlengths 1 853 ⌀
1,631,735,593,296	1,630,607,654,030	1	0	3	1	null	null
1,631,959,760,796	1,630,607,654,030	2	2.5945	3	1	0.0	3
1,633,523,989,442	1,630,607,654,030	3	18.1045	3	1	0.0,2.5945	3,3
1,650,729,793,746	1,630,607,654,030	4	199.1413	3	1	0.0,2.5945,18.1045	3,3,3
1,631,439,488,664	1,630,607,654,032	1	0	3	1	null	null
1,631,605,341,856	1,630,607,654,032	2	1.9196	3	1	0.0	3
1,632,769,948,196	1,630,607,654,032	3	13.4792	3	1	0.0,1.9196	3,3
1,643,352,854,487	1,630,607,654,032	4	122.4873	3	1	0.0,1.9196,13.4792	3,3,3
1,631,777,074,401	1,630,607,654,034	1	0	3	1	null	null
1,632,052,500,253	1,630,607,654,034	2	3.1878	3	1	0.0	3
1,633,890,312,368	1,630,607,654,034	3	21.271	3	1	0.0,3.1878	3,3
1,652,249,259,237	1,630,607,654,034	4	212.4878	3	1	0.0,3.1878,21.271	3,3,3
1,631,738,034,939	1,630,607,654,036	1	0	3	1	null	null
1,631,776,032,369	1,630,607,654,036	2	0.4398	3	1	0.0	3
1,631,963,019,829	1,630,607,654,036	3	2.1642	3	1	0.0,0.4398	3,3
1,632,900,272,606	1,630,607,654,036	4	10.8478	3	1	0.0,0.4398,2.1642	3,3,3
1,641,543,170,675	1,630,607,654,036	5	100.0335	3	1	0.0,0.4398,2.1642,10.8478	3,3,3,3
1,668,024,976,120	1,630,607,654,036	6	306.5024	3	1	0.0,0.4398,2.1642,10.8478,100.0335	3,3,3,3,3
1,631,691,001,328	1,630,607,654,038	1	0	3	1	null	null
1,631,883,130,096	1,630,607,654,038	2	2.2237	3	1	0.0	3
1,632,948,449,349	1,630,607,654,038	3	12.3301	3	1	0.0,2.2237	3,3
1,643,129,082,307	1,630,607,654,038	4	117.8314	1	0	0.0,2.2237,12.3301	3,3,3
1,643,177,632,679	1,630,607,654,038	5	0.5619	3	1	0.0,2.2237,12.3301,117.8314	3,3,3,1
1,650,483,112,005	1,630,607,654,038	6	84.5542	1	0	0.0,2.2237,12.3301,117.8314,0.5619	3,3,3,1,3
1,650,904,999,546	1,630,607,654,038	7	4.883	3	1	0.0,2.2237,12.3301,117.8314,0.5619,84.5542	3,3,3,1,3,1
1,651,555,467,932	1,630,607,654,038	8	7.5286	3	1	0.0,2.2237,12.3301,117.8314,0.5619,84.5542,4.883	3,3,3,1,3,1,3
1,652,681,548,423	1,630,607,654,038	9	13.0333	1	0	0.0,2.2237,12.3301,117.8314,0.5619,84.5542,4.883,7.5286	3,3,3,1,3,1,3,3
1,653,334,386,223	1,630,607,654,038	10	7.556	3	1	0.0,2.2237,12.3301,117.8314,0.5619,84.5542,4.883,7.5286,13.0333	3,3,3,1,3,1,3,3,1
1,654,110,845,726	1,630,607,654,038	11	8.9868	3	1	0.0,2.2237,12.3301,117.8314,0.5619,84.5542,4.883,7.5286,13.0333,7.556	3,3,3,1,3,1,3,3,1,3
1,654,945,200,082	1,630,607,654,038	12	9.6569	3	1	0.0,2.2237,12.3301,117.8314,0.5619,84.5542,4.883,7.5286,13.0333,7.556,8.9868	3,3,3,1,3,1,3,3,1,3,3
1,660,074,284,973	1,630,607,654,038	13	59.3644	3	1	0.0,2.2237,12.3301,117.8314,0.5619,84.5542,4.883,7.5286,13.0333,7.556,8.9868,9.6569	3,3,3,1,3,1,3,3,1,3,3,3
1,666,543,639,323	1,630,607,654,038	14	74.8768	3	1	0.0,2.2237,12.3301,117.8314,0.5619,84.5542,4.883,7.5286,13.0333,7.556,8.9868,9.6569,59.3644	3,3,3,1,3,1,3,3,1,3,3,3,3
1,631,619,316,829	1,630,607,654,040	1	0	3	1	null	null
1,631,873,883,432	1,630,607,654,040	2	2.9464	1	0	0.0	3
1,632,085,347,258	1,630,607,654,040	3	2.4475	3	1	0.0,2.9464	3,1
1,632,769,453,876	1,630,607,654,040	4	7.9179	3	1	0.0,2.9464,2.4475	3,1,3
1,636,403,165,223	1,630,607,654,040	5	42.0568	1	0	0.0,2.9464,2.4475,7.9179	3,1,3,3
1,636,444,022,746	1,630,607,654,040	6	0.4729	3	1	0.0,2.9464,2.4475,7.9179,42.0568	3,1,3,3,1
1,638,733,178,709	1,630,607,654,040	7	26.4949	1	0	0.0,2.9464,2.4475,7.9179,42.0568,0.4729	3,1,3,3,1,3
1,638,898,257,780	1,630,607,654,040	8	1.9106	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949	3,1,3,3,1,3,1
1,642,970,935,414	1,630,607,654,040	9	47.1375	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106	3,1,3,3,1,3,1,3
1,654,374,898,117	1,630,607,654,040	10	131.9903	1	0	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375	3,1,3,3,1,3,1,3,3
1,654,432,153,500	1,630,607,654,040	11	0.6627	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903	3,1,3,3,1,3,1,3,3,1
1,654,544,200,442	1,630,607,654,040	12	1.2968	1	0	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627	3,1,3,3,1,3,1,3,3,1,3
1,654,668,606,537	1,630,607,654,040	13	1.4399	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627,1.2968	3,1,3,3,1,3,1,3,3,1,3,1
1,654,875,182,564	1,630,607,654,040	14	2.3909	1	0	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627,1.2968,1.4399	3,1,3,3,1,3,1,3,3,1,3,1,3
1,654,946,871,308	1,630,607,654,040	15	0.8297	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627,1.2968,1.4399,2.3909	3,1,3,3,1,3,1,3,3,1,3,1,3,1
1,655,322,915,486	1,630,607,654,040	16	4.3524	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627,1.2968,1.4399,2.3909,0.8297	3,1,3,3,1,3,1,3,3,1,3,1,3,1,3
1,655,878,335,968	1,630,607,654,040	17	6.4285	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627,1.2968,1.4399,2.3909,0.8297,4.3524	3,1,3,3,1,3,1,3,3,1,3,1,3,1,3,3
1,660,073,804,172	1,630,607,654,040	18	48.5587	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627,1.2968,1.4399,2.3909,0.8297,4.3524,6.4285	3,1,3,3,1,3,1,3,3,1,3,1,3,1,3,3,3
1,666,382,149,163	1,630,607,654,040	19	73.0133	3	1	0.0,2.9464,2.4475,7.9179,42.0568,0.4729,26.4949,1.9106,47.1375,131.9903,0.6627,1.2968,1.4399,2.3909,0.8297,4.3524,6.4285,48.5587	3,1,3,3,1,3,1,3,3,1,3,1,3,1,3,3,3,3
1,631,740,229,478	1,630,607,654,042	1	0	3	1	null	null
1,631,776,487,633	1,630,607,654,042	2	0.4197	3	1	0.0	3
1,632,052,640,277	1,630,607,654,042	3	3.1962	3	1	0.0,0.4197	3,3
1,633,890,316,624	1,630,607,654,042	4	21.2694	3	1	0.0,0.4197,3.1962	3,3,3
1,652,249,291,941	1,630,607,654,042	5	212.4881	1	0	0.0,0.4197,3.1962,21.2694	3,3,3,3
1,652,634,967,694	1,630,607,654,042	6	4.4638	3	1	0.0,0.4197,3.1962,21.2694,212.4881	3,3,3,3,1
1,654,804,694,793	1,630,607,654,042	7	25.1126	3	1	0.0,0.4197,3.1962,21.2694,212.4881,4.4638	3,3,3,3,1,3
1,660,503,813,023	1,630,607,654,042	8	65.962	3	1	0.0,0.4197,3.1962,21.2694,212.4881,4.4638,25.1126	3,3,3,3,1,3,3
1,631,604,739,186	1,630,607,654,044	1	0	3	1	null	null
1,631,874,200,971	1,630,607,654,044	2	3.1188	3	1	0.0	3
1,633,523,999,503	1,630,607,654,044	3	19.0949	3	1	0.0,3.1188	3,3
1,650,475,863,445	1,630,607,654,044	4	196.2021	3	1	0.0,3.1188,19.0949	3,3,3
1,631,349,897,705	1,630,607,654,046	1	0	3	1	null	null
1,631,545,779,813	1,630,607,654,046	2	2.2672	3	1	0.0	3
1,632,322,685,995	1,630,607,654,046	3	8.992	3	1	0.0,2.2672	3,3
1,639,601,233,215	1,630,607,654,046	4	84.2424	3	1	0.0,2.2672,8.992	3,3,3
1,666,551,044,958	1,630,607,654,046	5	311.9191	3	1	0.0,2.2672,8.992,84.2424	3,3,3,3
1,631,740,216,718	1,630,607,654,048	1	0	3	1	null	null
1,631,776,497,657	1,630,607,654,048	2	0.4199	3	1	0.0	3
1,632,052,156,853	1,630,607,654,048	3	3.1905	3	1	0.0,0.4199	3,3
1,634,054,338,614	1,630,607,654,048	4	23.1734	3	1	0.0,0.4199,3.1905	3,3,3
1,654,631,138,797	1,630,607,654,048	5	238.1574	1	0	0.0,0.4199,3.1905,23.1734	3,3,3,3
1,654,718,310,855	1,630,607,654,048	6	1.0089	3	1	0.0,0.4199,3.1905,23.1734,238.1574	3,3,3,3,1
1,654,875,192,294	1,630,607,654,048	7	1.8158	3	1	0.0,0.4199,3.1905,23.1734,238.1574,1.0089	3,3,3,3,1,3
1,655,149,179,507	1,630,607,654,048	8	3.1711	3	1	0.0,0.4199,3.1905,23.1734,238.1574,1.0089,1.8158	3,3,3,3,1,3,3
1,655,874,391,489	1,630,607,654,048	9	8.3937	3	1	0.0,0.4199,3.1905,23.1734,238.1574,1.0089,1.8158,3.1711	3,3,3,3,1,3,3,3
1,660,146,462,868	1,630,607,654,048	10	49.4453	3	1	0.0,0.4199,3.1905,23.1734,238.1574,1.0089,1.8158,3.1711,8.3937	3,3,3,3,1,3,3,3,3
1,631,545,546,669	1,630,607,654,050	1	0	1	0	null	null
1,631,602,862,593	1,630,607,654,050	2	0.6634	3	1	0.0	1
1,631,859,246,525	1,630,607,654,050	3	2.9674	3	1	0.0,0.6634	1,3
1,632,323,758,794	1,630,607,654,050	4	5.3763	3	1	0.0,0.6634,2.9674	1,3,3
1,632,772,481,664	1,630,607,654,050	5	5.1936	3	1	0.0,0.6634,2.9674,5.3763	1,3,3,3
1,633,524,006,018	1,630,607,654,050	6	8.6982	1	0	0.0,0.6634,2.9674,5.3763,5.1936	1,3,3,3,3
1,633,590,662,128	1,630,607,654,050	7	0.7715	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982	1,3,3,3,3,1
1,633,727,240,013	1,630,607,654,050	8	1.5808	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715	1,3,3,3,3,1,3
1,633,973,302,648	1,630,607,654,050	9	2.8479	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808	1,3,3,3,3,1,3,3
1,634,490,022,043	1,630,607,654,050	10	5.9805	1	0	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479	1,3,3,3,3,1,3,3,3
1,634,541,601,889	1,630,607,654,050	11	0.597	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805	1,3,3,3,3,1,3,3,3,1
1,634,716,622,560	1,630,607,654,050	12	2.0257	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597	1,3,3,3,3,1,3,3,3,1,3
1,635,074,033,512	1,630,607,654,050	13	4.1367	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257	1,3,3,3,3,1,3,3,3,1,3,3
1,635,598,757,935	1,630,607,654,050	14	6.0732	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367	1,3,3,3,3,1,3,3,3,1,3,3,3
1,637,699,932,944	1,630,607,654,050	15	24.3192	1	0	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732	1,3,3,3,3,1,3,3,3,1,3,3,3,3
1,637,742,432,128	1,630,607,654,050	16	0.4919	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732,24.3192	1,3,3,3,3,1,3,3,3,1,3,3,3,3,1
1,637,860,621,104	1,630,607,654,050	17	1.3679	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732,24.3192,0.4919	1,3,3,3,3,1,3,3,3,1,3,3,3,3,1,3
1,638,287,464,123	1,630,607,654,050	18	4.9403	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732,24.3192,0.4919,1.3679	1,3,3,3,3,1,3,3,3,1,3,3,3,3,1,3,3
1,638,970,689,467	1,630,607,654,050	19	7.9077	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732,24.3192,0.4919,1.3679,4.9403	1,3,3,3,3,1,3,3,3,1,3,3,3,3,1,3,3,3
1,640,176,205,518	1,630,607,654,050	20	13.9527	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732,24.3192,0.4919,1.3679,4.9403,7.9077	1,3,3,3,3,1,3,3,3,1,3,3,3,3,1,3,3,3,3
1,643,465,665,579	1,630,607,654,050	21	38.0725	1	0	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732,24.3192,0.4919,1.3679,4.9403,7.9077,13.9527	1,3,3,3,3,1,3,3,3,1,3,3,3,3,1,3,3,3,3,3
1,643,565,806,678	1,630,607,654,050	22	1.159	3	1	0.0,0.6634,2.9674,5.3763,5.1936,8.6982,0.7715,1.5808,2.8479,5.9805,0.597,2.0257,4.1367,6.0732,24.3192,0.4919,1.3679,4.9403,7.9077,13.9527,38.0725	1,3,3,3,3,1,3,3,3,1,3,3,3,3,1,3,3,3,3,3,1

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Number of rows:

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