gimi9 Pandas Profiling

Dataset statistics

Number of variables	13
Number of observations	10000
Missing cells	13341
Missing cells (%)	10.3%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	1.1 MiB
Average record size in memory	120.0 B

Variable types

Categorical	3
DateTime	2
Numeric	8

Dataset

Description	현재 운영하고 있는 국가 비점오염물질 측정망의 측정소 별 미확정 측정자료(수온, pH, 전기전도도, 용존산소, 탁도, T-N, T-P, TOC)를 제공합니다. (한시간단위 자료 제공)
URL	https://www.data.go.kr/data/15070145/fileData.do

Alerts

`측정소 명` is highly overall correlated with `수소이온지수(pH)` and 2 other fields	High correlation
`측정소 번호` is highly overall correlated with `수소이온지수(pH)` and 2 other fields	High correlation
`수소이온지수(pH)` is highly overall correlated with `전기전도도` and 5 other fields	High correlation
`전기전도도` is highly overall correlated with `수소이온지수(pH)` and 5 other fields	High correlation
`용존산소` is highly overall correlated with `수소이온지수(pH)` and 2 other fields	High correlation
`탁도` is highly overall correlated with `수소이온지수(pH)` and 3 other fields	High correlation
`총유기탄소(TOC)` is highly overall correlated with `수소이온지수(pH)` and 2 other fields	High correlation
`총질소(T-N)` has 4447 (44.5%) missing values	Missing
`총인(T-P)` has 4447 (44.5%) missing values	Missing
`총유기탄소(TOC)` has 4447 (44.5%) missing values	Missing
`탁도` is highly skewed (γ1 = 26.07802089)	Skewed
`수온` has 1952 (19.5%) zeros	Zeros
`수소이온지수(pH)` has 2054 (20.5%) zeros	Zeros
`전기전도도` has 1991 (19.9%) zeros	Zeros
`용존산소` has 1957 (19.6%) zeros	Zeros
`탁도` has 2436 (24.4%) zeros	Zeros
`총질소(T-N)` has 165 (1.7%) zeros	Zeros
`총인(T-P)` has 159 (1.6%) zeros	Zeros
`총유기탄소(TOC)` has 1715 (17.2%) zeros	Zeros

Reproduction

Analysis started	2023-12-12 00:37:52.397501
Analysis finished	2023-12-12 00:38:01.309222
Duration	8.91 seconds
Software version	ydata-profiling vv4.5.1
Download configuration	config.json

측정소 번호
Categorical

HIGH CORRELATION

Distinct	23
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

10116054	476
1001N40	474
1012N10	468
2022N20	464
1001N20	464
Other values (18)	7654

Length

Max length	8
Median length	8
Mean length	7.5198
Min length	7

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	2003N10
2nd row	1001N10
3rd row	10016043
4th row	10186057
5th row	10186057

Common Values

Value	Count	Frequency (%)
10116054	476	4.8%
1001N40	474	4.7%
1012N10	468	4.7%
2022N20	464	4.6%
1001N20	464	4.6%
20116050	458	4.6%
10116048	453	4.5%
1101N20	453	4.5%
10186052	452	4.5%
20226046	443	4.4%
Other values (13)	5395	53.9%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
10116054	476	4.8%
1001n40	474	4.7%
1012n10	468	4.7%
2022n20	464	4.6%
1001n20	464	4.6%
20116050	458	4.6%
10116048	453	4.5%
1101n20	453	4.5%
10186052	452	4.5%
20226046	443	4.4%
Other values (13)	5395	53.9%

측정소 명
Categorical

HIGH CORRELATION

Distinct	23
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

N물골	476
N반천	474
N자운	468
N호포	464
N송계	464
Other values (18)	7654

Length

Max length	3
Median length	3
Mean length	3
Min length	3

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	N옥수
2nd row	N삼옥
3rd row	N용산
4th row	N오리
5th row	N오리

Common Values

Value	Count	Frequency (%)
N물골	476	4.8%
N반천	474	4.7%
N자운	468	4.7%
N호포	464	4.6%
N송계	464	4.6%
N동암	458	4.6%
N솔정	453	4.5%
N황계	453	4.5%
N시흥	452	4.5%
N화목	443	4.4%
Other values (13)	5395	53.9%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
n물골	476	4.8%
n반천	474	4.7%
n자운	468	4.7%
n호포	464	4.6%
n송계	464	4.6%
n동암	458	4.6%
n솔정	453	4.5%
n황계	453	4.5%
n시흥	452	4.5%
n화목	443	4.4%
Other values (13)	5395	53.9%

측정 단위 구분 코드
Categorical

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

1H	5077
1HA	4923

Length

Max length	3
Median length	2
Mean length	2.4923
Min length	2

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	1HA
2nd row	1HA
3rd row	1HA
4th row	1HA
5th row	1HA

Common Values

Value	Count	Frequency (%)
1H	5077	50.8%
1HA	4923	49.2%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
1h	5077	50.8%
1ha	4923	49.2%

측정 일
Date

Distinct	90
Distinct (%)	0.9%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

Minimum	2022-01-01 00:00:00
Maximum	2022-03-31 00:00:00

Histogram

Histogram with fixed size bins (bins=50)

측정시간
Date

Distinct	24
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

Minimum	2023-12-12 00:00:00
Maximum	2023-12-12 23:00:00

Histogram

Histogram with fixed size bins (bins=24)

수온
Real number (ℝ)

ZEROS

Distinct	2468
Distinct (%)	24.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	10.331174

Minimum	-3.79
Maximum	29.31
Zeros	1952
Zeros (%)	19.5%
Negative	7
Negative (%)	0.1%
Memory size	166.0 KiB

Quantile statistics

Minimum	-3.79
5-th percentile	0
Q1	3.49
median	8.8
Q3	15.99
95-th percentile	25.02
Maximum	29.31
Range	33.1
Interquartile range (IQR)	12.5

Descriptive statistics

Standard deviation	8.4282609
Coefficient of variation (CV)	0.81580863
Kurtosis	-0.89331836
Mean	10.331174
Median Absolute Deviation (MAD)	6.13
Skewness	0.48627491
Sum	103311.74
Variance	71.035582
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.0	1952	19.5%
0.47	54	0.5%
14.38	37	0.4%
14.76	22	0.2%
9.04	14	0.1%
9.1	13	0.1%
24.96	12	0.1%
7.46	12	0.1%
7.47	12	0.1%
8.6	12	0.1%
Other values (2458)	7860	78.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
-3.79	1	< 0.1%
-0.56	1	< 0.1%
-0.38	1	< 0.1%
-0.27	1	< 0.1%
-0.24	1	< 0.1%
-0.13	1	< 0.1%
-0.08	1	< 0.1%
0.0	1952	19.5%
0.12	1	< 0.1%
0.2	1	< 0.1%

Value	Count	Frequency (%)
29.31	2	< 0.1%
29.28	1	< 0.1%
29.24	1	< 0.1%
29.23	2	< 0.1%
29.22	2	< 0.1%
29.21	3	< 0.1%
29.19	1	< 0.1%
29.17	1	< 0.1%
29.14	1	< 0.1%
29.12	1	< 0.1%

수소이온지수(pH)
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	450
Distinct (%)	4.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	5.307475

Minimum	0
Maximum	9.38
Zeros	2054
Zeros (%)	20.5%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	4.86
median	6.6
Q3	7.2525
95-th percentile	7.88
Maximum	9.38
Range	9.38
Interquartile range (IQR)	2.3925

Descriptive statistics

Standard deviation	2.8335582
Coefficient of variation (CV)	0.53388065
Kurtosis	-0.29639909
Mean	5.307475
Median Absolute Deviation (MAD)	0.96
Skewness	-1.1411668
Sum	53074.75
Variance	8.0290521
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.0	2054	20.5%
7.52	83	0.8%
7.28	74	0.7%
6.97	62	0.6%
6.81	61	0.6%
6.64	60	0.6%
6.89	60	0.6%
6.96	60	0.6%
6.69	58	0.6%
6.7	57	0.6%
Other values (440)	7371	73.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	2054	20.5%
0.48	1	< 0.1%
1.05	1	< 0.1%
2.88	1	< 0.1%
3.6	1	< 0.1%
3.91	1	< 0.1%
4.46	1	< 0.1%
4.51	1	< 0.1%
4.55	1	< 0.1%
4.56	4	< 0.1%

Value	Count	Frequency (%)
9.38	1	< 0.1%
9.35	3	< 0.1%
9.34	1	< 0.1%
9.33	1	< 0.1%
9.31	1	< 0.1%
9.3	1	< 0.1%
9.28	2	< 0.1%
9.21	1	< 0.1%
9.18	1	< 0.1%
9.1	1	< 0.1%

전기전도도
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	1158
Distinct (%)	11.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	307.2272

Minimum	0
Maximum	2107
Zeros	1991
Zeros (%)	19.9%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	33
median	231
Q3	461
95-th percentile	956
Maximum	2107
Range	2107
Interquartile range (IQR)	428

Descriptive statistics

Standard deviation	312.76617
Coefficient of variation (CV)	1.0180289
Kurtosis	0.48088667
Mean	307.2272
Median Absolute Deviation (MAD)	211
Skewness	1.0535927
Sum	3072272
Variance	97822.68
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0	1991	19.9%
152	63	0.6%
31	60	0.6%
39	52	0.5%
56	50	0.5%
54	41	0.4%
53	40	0.4%
59	38	0.4%
40	38	0.4%
57	37	0.4%
Other values (1148)	7590	75.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	1991	19.9%
1	3	< 0.1%
2	3	< 0.1%
3	6	0.1%
4	5	0.1%
5	5	0.1%
6	2	< 0.1%
7	1	< 0.1%
8	5	0.1%
9	11	0.1%

Value	Count	Frequency (%)
2107	1	< 0.1%
1997	1	< 0.1%
1907	1	< 0.1%
1798	2	< 0.1%
1608	1	< 0.1%
1468	1	< 0.1%
1461	1	< 0.1%
1435	1	< 0.1%
1404	1	< 0.1%
1387	1	< 0.1%

용존산소
Real number (ℝ)

HIGH CORRELATION ZEROS

Distinct	1772
Distinct (%)	17.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	7.277631

Minimum	0
Maximum	153.67
Zeros	1957
Zeros (%)	19.6%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0.8
median	5.33
Q3	9.16
95-th percentile	14.3605
Maximum	153.67
Range	153.67
Interquartile range (IQR)	8.36

Descriptive statistics

Standard deviation	13.2279
Coefficient of variation (CV)	1.8176107
Kurtosis	43.958988
Mean	7.277631
Median Absolute Deviation (MAD)	4.115
Skewness	6.1719311
Sum	72776.31
Variance	174.97734
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.0	1957	19.6%
0.01	109	1.1%
6.28	59	0.6%
5.72	45	0.4%
0.81	27	0.3%
6.34	23	0.2%
4.83	19	0.2%
4.66	18	0.2%
0.8	18	0.2%
4.81	18	0.2%
Other values (1762)	7707	77.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	1957	19.6%
0.01	109	1.1%
0.02	11	0.1%
0.03	6	0.1%
0.04	5	0.1%
0.05	9	0.1%
0.06	6	0.1%
0.07	5	0.1%
0.08	3	< 0.1%
0.09	2	< 0.1%

Value	Count	Frequency (%)
153.67	2	< 0.1%
141.12	1	< 0.1%
137.6	1	< 0.1%
137.46	1	< 0.1%
137.02	1	< 0.1%
135.73	1	< 0.1%
134.4	2	< 0.1%
134.11	1	< 0.1%
132.35	1	< 0.1%
127.15	1	< 0.1%

탁도
Real number (ℝ)

HIGH CORRELATION SKEWED ZEROS

Distinct	2859
Distinct (%)	28.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	24.430585

Minimum	0
Maximum	7726.77
Zeros	2436
Zeros (%)	24.4%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0.02
median	2.71
Q3	10.5025
95-th percentile	76.413
Maximum	7726.77
Range	7726.77
Interquartile range (IQR)	10.4825

Descriptive statistics

Standard deviation	187.67029
Coefficient of variation (CV)	7.6817762
Kurtosis	840.80319
Mean	24.430585
Median Absolute Deviation (MAD)	2.71
Skewness	26.078021
Sum	244305.85
Variance	35220.137
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.0	2436	24.4%
0.38	64	0.6%
0.01	59	0.6%
0.52	42	0.4%
0.53	37	0.4%
0.54	34	0.3%
13.92	33	0.3%
0.86	31	0.3%
0.51	31	0.3%
0.5	29	0.3%
Other values (2849)	7204	72.0%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	2436	24.4%
0.01	59	0.6%
0.02	25	0.2%
0.03	21	0.2%
0.04	9	0.1%
0.05	7	0.1%
0.06	10	0.1%
0.07	5	0.1%
0.08	2	< 0.1%
0.09	2	< 0.1%

Value	Count	Frequency (%)
7726.77	1	< 0.1%
6708.99	1	< 0.1%
6599.64	1	< 0.1%
5804.96	2	< 0.1%
3540.64	1	< 0.1%
3452.1	1	< 0.1%
3429.01	1	< 0.1%
3232.55	1	< 0.1%
3008.94	1	< 0.1%
2888.21	1	< 0.1%

총질소(T-N)
Real number (ℝ)

MISSING ZEROS

Distinct	2564
Distinct (%)	46.2%
Missing	4447
Missing (%)	44.5%
Infinite	0
Infinite (%)	0.0%
Mean	9.2099092

Minimum	0
Maximum	91.158
Zeros	165
Zeros (%)	1.7%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0
5-th percentile	1.2348
Q1	4.27
median	6.34
Q3	8.639
95-th percentile	14.5768
Maximum	91.158
Range	91.158
Interquartile range (IQR)	4.369

Descriptive statistics

Standard deviation	14.726901
Coefficient of variation (CV)	1.5990278
Kurtosis	21.802554
Mean	9.2099092
Median Absolute Deviation (MAD)	2.142
Skewness	4.6928512
Sum	51142.626
Variance	216.88161
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
4.27	453	4.5%
8.327	418	4.2%
5.91	379	3.8%
6.34	203	2.0%
0.0	165	1.7%
2.934	157	1.6%
2.556	106	1.1%
88.863	87	0.9%
88.638	45	0.4%
70.55	17	0.2%
Other values (2554)	3523	35.2%
(Missing)	4447	44.5%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	165	1.7%
0.042	1	< 0.1%
0.202	1	< 0.1%
0.338	1	< 0.1%
0.348	1	< 0.1%
0.35	2	< 0.1%
0.375	1	< 0.1%
0.419	1	< 0.1%
0.421	1	< 0.1%
0.433	1	< 0.1%

Value	Count	Frequency (%)
91.158	1	< 0.1%
90.354	1	< 0.1%
90.15	1	< 0.1%
89.24	1	< 0.1%
88.863	87	0.9%
88.638	45	0.4%
88.093	2	< 0.1%
87.192	1	< 0.1%
87.181	1	< 0.1%
86.872	2	< 0.1%

총인(T-P)
Real number (ℝ)

MISSING ZEROS

Distinct	542
Distinct (%)	9.8%
Missing	4447
Missing (%)	44.5%
Infinite	0
Infinite (%)	0.0%
Mean	0.53522078

Minimum	0
Maximum	19.549
Zeros	159
Zeros (%)	1.6%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0
5-th percentile	0.019
Q1	0.041
median	0.071
Q3	0.137
95-th percentile	3.163
Maximum	19.549
Range	19.549
Interquartile range (IQR)	0.096

Descriptive statistics

Standard deviation	1.7930408
Coefficient of variation (CV)	3.3500955
Kurtosis	32.230869
Mean	0.53522078
Median Absolute Deviation (MAD)	0.032
Skewness	5.2074823
Sum	2972.081
Variance	3.2149951
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.071	474	4.7%
0.097	442	4.4%
0.041	403	4.0%
3.163	238	2.4%
0.048	222	2.2%
0.022	187	1.9%
0.0	159	1.6%
8.909	87	0.9%
0.027	55	0.5%
0.046	47	0.5%
Other values (532)	3239	32.4%
(Missing)	4447	44.5%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	159	1.6%
0.001	13	0.1%
0.002	11	0.1%
0.003	14	0.1%
0.004	11	0.1%
0.005	8	0.1%
0.006	10	0.1%
0.007	5	0.1%
0.008	2	< 0.1%
0.009	6	0.1%

Value	Count	Frequency (%)
19.549	1	< 0.1%
19.174	1	< 0.1%
19.116	1	< 0.1%
18.981	1	< 0.1%
18.894	1	< 0.1%
18.693	1	< 0.1%
18.462	2	< 0.1%
18.38	1	< 0.1%
18.037	1	< 0.1%
13.278	1	< 0.1%

총유기탄소(TOC)
Real number (ℝ)

HIGH CORRELATION MISSING ZEROS

Distinct	984
Distinct (%)	17.7%
Missing	4447
Missing (%)	44.5%
Infinite	0
Infinite (%)	0.0%
Mean	3.7114497

Minimum	0
Maximum	62.38
Zeros	1715
Zeros (%)	17.2%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0
median	3.75
Q3	5.46
95-th percentile	9.524
Maximum	62.38
Range	62.38
Interquartile range (IQR)	5.46

Descriptive statistics

Standard deviation	4.3152201
Coefficient of variation (CV)	1.1626778
Kurtosis	32.978843
Mean	3.7114497
Median Absolute Deviation (MAD)	2.4
Skewness	4.0104817
Sum	20609.68
Variance	18.621125
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.0	1715	17.2%
1.45	375	3.8%
4.88	29	0.3%
1.44	23	0.2%
4.28	18	0.2%
4.65	18	0.2%
5.05	17	0.2%
12.21	16	0.2%
4.97	16	0.2%
4.78	15	0.1%
Other values (974)	3311	33.1%
(Missing)	4447	44.5%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	1715	17.2%
0.01	2	< 0.1%
0.02	1	< 0.1%
0.03	1	< 0.1%
0.05	1	< 0.1%
0.06	2	< 0.1%
0.07	1	< 0.1%
0.08	1	< 0.1%
0.09	1	< 0.1%
0.11	1	< 0.1%

Value	Count	Frequency (%)
62.38	1	< 0.1%
54.76	2	< 0.1%
54.42	1	< 0.1%
47.76	1	< 0.1%
47.0	2	< 0.1%
42.03	1	< 0.1%
40.22	2	< 0.1%
37.94	1	< 0.1%
36.81	1	< 0.1%
36.33	1	< 0.1%

Heatmap
Table

	측정소 번호	측정소 명	측정 단위 구분 코드	측정 일	측정시간	수온	수소이온지수(pH)	전기전도도	용존산소	탁도	총질소(T-N)	총인(T-P)	총유기탄소(TOC)
측정소 번호	1.000	1.000	0.026	0.000	0.000	0.798	0.845	0.838	0.570	0.146	0.573	0.632	0.415
측정소 명	1.000	1.000	0.026	0.000	0.000	0.798	0.845	0.838	0.570	0.146	0.573	0.632	0.415
측정 단위 구분 코드	0.026	0.026	1.000	0.000	0.000	0.000	0.000	0.000	0.018	0.000	0.000	0.000	0.000
측정 일	0.000	0.000	0.000	1.000	0.000	0.566	0.458	0.365	0.358	0.282	0.450	0.406	0.399
측정시간	0.000	0.000	0.000	0.000	1.000	0.115	0.053	0.037	0.079	0.041	0.049	0.115	0.107
수온	0.798	0.798	0.000	0.566	0.115	1.000	0.718	0.709	0.328	0.127	0.355	0.426	0.293
수소이온지수(pH)	0.845	0.845	0.000	0.458	0.053	0.718	1.000	0.591	0.241	0.000	0.384	0.431	0.250
전기전도도	0.838	0.838	0.000	0.365	0.037	0.709	0.591	1.000	0.272	0.113	0.336	0.239	0.247
용존산소	0.570	0.570	0.018	0.358	0.079	0.328	0.241	0.272	1.000	0.000	0.018	0.000	0.000
탁도	0.146	0.146	0.000	0.282	0.041	0.127	0.000	0.113	0.000	1.000	0.000	0.000	0.234
총질소(T-N)	0.573	0.573	0.000	0.450	0.049	0.355	0.384	0.336	0.018	0.000	1.000	0.770	0.270
총인(T-P)	0.632	0.632	0.000	0.406	0.115	0.426	0.431	0.239	0.000	0.000	0.770	1.000	0.144
총유기탄소(TOC)	0.415	0.415	0.000	0.399	0.107	0.293	0.250	0.247	0.000	0.234	0.270	0.144	1.000

Heatmap
Table

	측정 단위 구분 코드	측정소 명	측정소 번호
측정 단위 구분 코드	1.000	0.023	0.023
측정소 명	0.023	1.000	1.000
측정소 번호	0.023	1.000	1.000

Heatmap
Table

	수온	수소이온지수(pH)	전기전도도	용존산소	탁도	총질소(T-N)	총인(T-P)	총유기탄소(TOC)	측정소 번호	측정소 명	측정 단위 구분 코드
수온	1.000	0.077	0.166	0.260	0.158	0.078	-0.073	-0.236	0.448	0.448	0.000
수소이온지수(pH)	0.077	1.000	0.731	0.715	0.751	0.017	-0.001	0.503	0.533	0.533	0.000
전기전도도	0.166	0.731	1.000	0.546	0.772	0.335	0.108	0.655	0.504	0.504	0.000
용존산소	0.260	0.715	0.546	1.000	0.531	-0.060	0.082	0.281	0.250	0.250	0.014
탁도	0.158	0.751	0.772	0.531	1.000	0.109	0.042	0.590	0.059	0.059	0.000
총질소(T-N)	0.078	0.017	0.335	-0.060	0.109	1.000	0.232	0.241	0.280	0.280	0.000
총인(T-P)	-0.073	-0.001	0.108	0.082	0.042	0.232	1.000	0.009	0.349	0.349	0.000
총유기탄소(TOC)	-0.236	0.503	0.655	0.281	0.590	0.241	0.009	1.000	0.185	0.185	0.000
측정소 번호	0.448	0.533	0.504	0.250	0.059	0.280	0.349	0.185	1.000	1.000	0.023
측정소 명	0.448	0.533	0.504	0.250	0.059	0.280	0.349	0.185	1.000	1.000	0.023
측정 단위 구분 코드	0.000	0.000	0.000	0.014	0.000	0.000	0.000	0.000	0.023	0.023	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

The correlation heatmap measures nullity correlation: how strongly the presence or absence of one variable affects the presence of another.

First rows
Last rows

	측정소 번호	측정소 명	측정 단위 구분 코드	측정 일	측정시간	수온	수소이온지수(pH)	전기전도도	용존산소	탁도	총질소(T-N)	총인(T-P)	총유기탄소(TOC)
69000	2003N10	N옥수	1HA	2022-01-24	11:00	22.85	5.35	50	4.86	0.52	<NA>	<NA>	<NA>
7493	1001N10	N삼옥	1HA	2022-02-19	12:00	0.0	0.0	0	0.0	0.0	0.0	3.163	0.0
2897	10016043	N용산	1HA	2022-02-04	07:00	26.83	5.83	59	0.14	1.69	5.91	0.041	0.0
40294	10186057	N오리	1HA	2022-01-19	13:00	12.45	6.63	437	6.84	1.78	3.079	0.271	4.2
40051	10186057	N오리	1HA	2022-01-08	15:00	13.99	6.62	471	6.17	7.35	6.289	0.032	5.11
29857	1012N10	N자운	1H	2022-01-22	19:00	23.29	6.38	160	12.81	1.34	<NA>	<NA>	<NA>
30664	1012N10	N자운	1H	2022-02-25	16:00	22.38	6.19	185	9.23	0.0	<NA>	<NA>	<NA>
62320	1101N20	N황계	1HA	2022-03-01	12:00	10.55	6.91	415	2.56	13.87	<NA>	<NA>	<NA>
58299	1101N10	N팽성	1HA	2022-03-10	05:00	10.8	7.34	790	11.73	6.09	6.148	0.14	4.75
62555	1101N20	N황계	1HA	2022-03-11	11:00	0.0	0.0	0	0.0	0.0	<NA>	<NA>	<NA>

	측정소 번호	측정소 명	측정 단위 구분 코드	측정 일	측정시간	수온	수소이온지수(pH)	전기전도도	용존산소	탁도	총질소(T-N)	총인(T-P)	총유기탄소(TOC)
86495	2022N10	N효충	1HA	2022-02-15	19:00	9.81	7.69	317	9.49	29.98	<NA>	<NA>	<NA>
77312	20136051	N도진	1HA	2022-01-17	00:00	3.43	7.72	275	5.02	2.28	2.95	0.027	28.33
27850	10116054	N물골	1HA	2022-01-24	07:00	24.22	5.4	88	0.48	1.05	8.327	0.097	0.0
30756	1012N10	N자운	1H	2022-03-01	13:00	23.46	6.19	186	9.28	0.0	<NA>	<NA>	<NA>
71988	20116050	N동암	1H	2022-03-01	06:00	8.01	7.54	322	2.2	4.92	<NA>	<NA>	<NA>
65267	20036055	N송야	1HA	2022-01-31	06:00	17.44	4.85	45	2.07	0.0	6.34	0.048	0.0
49637	11016053	N동연	1HA	2022-02-26	15:00	9.51	6.73	1050	4.8	4.87	8.094	0.117	6.75
70411	2003N10	N옥수	1HA	2022-03-24	08:00	7.33	7.45	41	10.55	3.35	<NA>	<NA>	<NA>
29898	1012N10	N자운	1H	2022-01-24	13:00	23.35	6.32	162	11.36	1.14	<NA>	<NA>	<NA>
46001	11016049	N수직	1HA	2022-03-25	02:00	14.47	6.84	1097	10.18	11.06	6.879	0.129	8.47

Overview

Variables

Common Values

Length

Common Values

Length

Common Values

Length

Common Values (Plot)

Interactions

Correlations

Missing values

Sample