Overview

Dataset statistics

Number of variables23
Number of observations10000
Missing cells46583
Missing cells (%)20.3%
Duplicate rows0
Duplicate rows (%)0.0%
Total size in memory2.0 MiB
Average record size in memory213.0 B

Variable types

Categorical2
DateTime1
Numeric16
Unsupported4

Dataset

Description전국 연안 및 근해 정점 수질 상시측정을 통하여 향후 해양환경 상태 측정 및 변화를 예측·예보 할 수 있는 실시간 해양수질자료, 정제한 자료는 한달에 한번씩 meis.go.kr에서 갱신되며 해수일반(수온,염분등 6개), COD,TN,TP등의 자료를 5분 단위로 측정한 자료
Author해양환경공단
URLhttps://www.data.go.kr/data/15068986/fileData.do

Alerts

정점명 has constant value ""Constant
정점코드 has constant value ""Constant
전기전도도 has 328 (3.3%) missing valuesMissing
수온 has 131 (1.3%) missing valuesMissing
수소이온농도 has 241 (2.4%) missing valuesMissing
용존산소량 has 273 (2.7%) missing valuesMissing
탁도 has 463 (4.6%) missing valuesMissing
일사량 has 10000 (100.0%) missing valuesMissing
풍속 has 10000 (100.0%) missing valuesMissing
강수량 has 10000 (100.0%) missing valuesMissing
염분 has 339 (3.4%) missing valuesMissing
클로로필 has 1538 (15.4%) missing valuesMissing
화학적산소요구량 has 582 (5.8%) missing valuesMissing
총질소 has 338 (3.4%) missing valuesMissing
총인 has 350 (3.5%) missing valuesMissing
암모니아성질소 has 869 (8.7%) missing valuesMissing
질산성질소 has 583 (5.8%) missing valuesMissing
남조류 has 10000 (100.0%) missing valuesMissing
인산성인 has 395 (4.0%) missing valuesMissing
관측일자 has unique valuesUnique
일사량 is an unsupported type, check if it needs cleaning or further analysisUnsupported
풍속 is an unsupported type, check if it needs cleaning or further analysisUnsupported
강수량 is an unsupported type, check if it needs cleaning or further analysisUnsupported
남조류 is an unsupported type, check if it needs cleaning or further analysisUnsupported
탁도 has 3978 (39.8%) zerosZeros

Reproduction

Analysis started2023-12-12 02:08:14.593699
Analysis finished2023-12-12 02:08:15.189029
Duration0.6 seconds
Software versionydata-profiling vv4.5.1
Download configurationconfig.json

Variables

정점명
Categorical

CONSTANT 

Distinct1
Distinct (%)< 0.1%
Missing0
Missing (%)0.0%
Memory size156.2 KiB
인천송도
10000 

Length

Max length4
Median length4
Mean length4
Min length4

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row인천송도
2nd row인천송도
3rd row인천송도
4th row인천송도
5th row인천송도

Common Values

ValueCountFrequency (%)
인천송도 10000
100.0%

Length

2023-12-12T11:08:15.252073image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-12T11:08:15.364026image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
인천송도 10000
100.0%

정점코드
Categorical

CONSTANT 

Distinct1
Distinct (%)< 0.1%
Missing0
Missing (%)0.0%
Memory size156.2 KiB
109
10000 

Length

Max length3
Median length3
Mean length3
Min length3

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row109
2nd row109
3rd row109
4th row109
5th row109

Common Values

ValueCountFrequency (%)
109 10000
100.0%

Length

2023-12-12T11:08:15.480982image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-12T11:08:15.571479image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
109 10000
100.0%

관측일자
Date

UNIQUE 

Distinct10000
Distinct (%)100.0%
Missing0
Missing (%)0.0%
Memory size156.2 KiB
Minimum2022-01-01 00:10:00
Maximum2022-10-20 15:50:00
2023-12-12T11:08:15.675593image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T11:08:15.807930image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)

전기전도도
Real number (ℝ)

MISSING 

Distinct2508
Distinct (%)25.9%
Missing328
Missing (%)3.3%
Infinite0
Infinite (%)0.0%
Mean35.77916
Minimum18.08
Maximum48.23
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:15.958403image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum18.08
5-th percentile22.31
Q129.5475
median37.805
Q341.84
95-th percentile46.39
Maximum48.23
Range30.15
Interquartile range (IQR)12.2925

Descriptive statistics

Standard deviation7.714162
Coefficient of variation (CV)0.21560489
Kurtosis-1.049441
Mean35.77916
Median Absolute Deviation (MAD)5.36
Skewness-0.44370963
Sum346056.04
Variance59.508296
MonotonicityNot monotonic
2023-12-12T11:08:16.084777image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
39.02 15
 
0.1%
39.61 13
 
0.1%
41.28 13
 
0.1%
40.51 13
 
0.1%
41.07 13
 
0.1%
22.14 12
 
0.1%
40.35 12
 
0.1%
22.03 12
 
0.1%
43.74 12
 
0.1%
41.32 12
 
0.1%
Other values (2498) 9545
95.5%
(Missing) 328
 
3.3%
ValueCountFrequency (%)
18.08 1
< 0.1%
18.11 1
< 0.1%
19.6 1
< 0.1%
19.73 1
< 0.1%
19.86 1
< 0.1%
19.94 1
< 0.1%
20.04 1
< 0.1%
20.19 1
< 0.1%
20.22 1
< 0.1%
20.29 1
< 0.1%
ValueCountFrequency (%)
48.23 1
< 0.1%
48.06 1
< 0.1%
48.05 1
< 0.1%
48.0 2
< 0.1%
47.98 2
< 0.1%
47.93 2
< 0.1%
47.92 1
< 0.1%
47.9 2
< 0.1%
47.89 2
< 0.1%
47.87 1
< 0.1%

수온
Real number (ℝ)

MISSING 

Distinct2245
Distinct (%)22.7%
Missing131
Missing (%)1.3%
Infinite0
Infinite (%)0.0%
Mean14.097694
Minimum1.37
Maximum27.23
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:16.218352image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum1.37
5-th percentile2.5
Q16.5
median16.11
Q320.85
95-th percentile23.36
Maximum27.23
Range25.86
Interquartile range (IQR)14.35

Descriptive statistics

Standard deviation7.4568057
Coefficient of variation (CV)0.52893798
Kurtosis-1.365638
Mean14.097694
Median Absolute Deviation (MAD)5.57
Skewness-0.34423919
Sum139130.14
Variance55.603951
MonotonicityNot monotonic
2023-12-12T11:08:16.344084image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
2.77 19
 
0.2%
3.17 17
 
0.2%
21.02 17
 
0.2%
21.57 16
 
0.2%
20.71 16
 
0.2%
2.97 16
 
0.2%
20.91 16
 
0.2%
20.85 15
 
0.1%
21.33 15
 
0.1%
20.72 15
 
0.1%
Other values (2235) 9707
97.1%
(Missing) 131
 
1.3%
ValueCountFrequency (%)
1.37 2
< 0.1%
1.38 1
< 0.1%
1.4 1
< 0.1%
1.41 1
< 0.1%
1.42 1
< 0.1%
1.43 2
< 0.1%
1.47 2
< 0.1%
1.53 1
< 0.1%
1.54 1
< 0.1%
1.55 1
< 0.1%
ValueCountFrequency (%)
27.23 1
 
< 0.1%
26.93 1
 
< 0.1%
26.92 1
 
< 0.1%
26.76 3
< 0.1%
26.71 1
 
< 0.1%
26.65 1
 
< 0.1%
26.51 1
 
< 0.1%
26.49 1
 
< 0.1%
26.48 2
< 0.1%
26.45 1
 
< 0.1%

수소이온농도
Real number (ℝ)

MISSING 

Distinct121
Distinct (%)1.2%
Missing241
Missing (%)2.4%
Infinite0
Infinite (%)0.0%
Mean7.917429
Minimum7.31
Maximum8.51
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:16.485782image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum7.31
5-th percentile7.6
Q17.79
median7.91
Q38.04
95-th percentile8.27
Maximum8.51
Range1.2
Interquartile range (IQR)0.25

Descriptive statistics

Standard deviation0.19330095
Coefficient of variation (CV)0.024414611
Kurtosis0.16588102
Mean7.917429
Median Absolute Deviation (MAD)0.12
Skewness0.1240498
Sum77266.19
Variance0.037365259
MonotonicityNot monotonic
2023-12-12T11:08:16.630144image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
7.87 255
 
2.5%
7.9 234
 
2.3%
7.95 234
 
2.3%
7.91 230
 
2.3%
7.88 227
 
2.3%
7.97 223
 
2.2%
7.98 223
 
2.2%
7.92 216
 
2.2%
7.96 213
 
2.1%
7.94 201
 
2.0%
Other values (111) 7503
75.0%
(Missing) 241
 
2.4%
ValueCountFrequency (%)
7.31 1
 
< 0.1%
7.32 1
 
< 0.1%
7.33 2
 
< 0.1%
7.34 2
 
< 0.1%
7.35 3
 
< 0.1%
7.36 2
 
< 0.1%
7.37 3
 
< 0.1%
7.38 6
0.1%
7.39 9
0.1%
7.4 4
< 0.1%
ValueCountFrequency (%)
8.51 8
0.1%
8.5 6
0.1%
8.49 1
 
< 0.1%
8.48 9
0.1%
8.47 12
0.1%
8.46 12
0.1%
8.45 11
0.1%
8.44 5
0.1%
8.43 3
 
< 0.1%
8.42 10
0.1%

용존산소량
Real number (ℝ)

MISSING 

Distinct1232
Distinct (%)12.7%
Missing273
Missing (%)2.7%
Infinite0
Infinite (%)0.0%
Mean7.9527696
Minimum1.11
Maximum17.26
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:16.814363image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum1.11
5-th percentile4.02
Q15.35
median7.12
Q311
95-th percentile12.867
Maximum17.26
Range16.15
Interquartile range (IQR)5.65

Descriptive statistics

Standard deviation3.0503851
Coefficient of variation (CV)0.38356261
Kurtosis-1.117027
Mean7.9527696
Median Absolute Deviation (MAD)2.35
Skewness0.3600428
Sum77356.59
Variance9.304849
MonotonicityNot monotonic
2023-12-12T11:08:16.967610image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
11.38 36
 
0.4%
11.33 36
 
0.4%
11.12 35
 
0.4%
11.3 35
 
0.4%
11.45 35
 
0.4%
11.42 34
 
0.3%
11.25 34
 
0.3%
11.43 34
 
0.3%
11.31 34
 
0.3%
11.41 34
 
0.3%
Other values (1222) 9380
93.8%
(Missing) 273
 
2.7%
ValueCountFrequency (%)
1.11 1
< 0.1%
1.35 1
< 0.1%
1.45 1
< 0.1%
1.52 1
< 0.1%
1.93 1
< 0.1%
2.08 1
< 0.1%
2.2 1
< 0.1%
2.25 1
< 0.1%
2.35 1
< 0.1%
2.36 1
< 0.1%
ValueCountFrequency (%)
17.26 1
< 0.1%
16.84 1
< 0.1%
16.83 1
< 0.1%
16.81 1
< 0.1%
16.71 1
< 0.1%
16.53 2
< 0.1%
16.49 1
< 0.1%
16.45 2
< 0.1%
16.43 1
< 0.1%
16.37 2
< 0.1%

탁도
Real number (ℝ)

MISSING  ZEROS 

Distinct23
Distinct (%)0.2%
Missing463
Missing (%)4.6%
Infinite0
Infinite (%)0.0%
Mean1.3030303
Minimum0
Maximum23
Zeros3978
Zeros (%)39.8%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:17.123218image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0
5-th percentile0
Q10
median1
Q31
95-th percentile5
Maximum23
Range23
Interquartile range (IQR)1

Descriptive statistics

Standard deviation2.0868376
Coefficient of variation (CV)1.6015265
Kurtosis21.177346
Mean1.3030303
Median Absolute Deviation (MAD)1
Skewness3.6487207
Sum12427
Variance4.3548912
MonotonicityNot monotonic
2023-12-12T11:08:17.245940image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=23)
ValueCountFrequency (%)
0 3978
39.8%
1 3259
32.6%
2 924
 
9.2%
3 408
 
4.1%
5 269
 
2.7%
4 258
 
2.6%
6 133
 
1.3%
7 106
 
1.1%
9 54
 
0.5%
8 54
 
0.5%
Other values (13) 94
 
0.9%
(Missing) 463
 
4.6%
ValueCountFrequency (%)
0 3978
39.8%
1 3259
32.6%
2 924
 
9.2%
3 408
 
4.1%
4 258
 
2.6%
5 269
 
2.7%
6 133
 
1.3%
7 106
 
1.1%
8 54
 
0.5%
9 54
 
0.5%
ValueCountFrequency (%)
23 4
 
< 0.1%
22 4
 
< 0.1%
21 6
0.1%
19 1
 
< 0.1%
18 1
 
< 0.1%
17 2
 
< 0.1%
16 2
 
< 0.1%
15 2
 
< 0.1%
14 6
0.1%
13 12
0.1%

일사량
Unsupported

MISSING  REJECTED  UNSUPPORTED 

Missing10000
Missing (%)100.0%
Memory size166.0 KiB

기온
Real number (ℝ)

Distinct3548
Distinct (%)35.7%
Missing51
Missing (%)0.5%
Infinite0
Infinite (%)0.0%
Mean15.131578
Minimum-9.1
Maximum35.72
Zeros2
Zeros (%)< 0.1%
Negative1250
Negative (%)12.5%
Memory size166.0 KiB
2023-12-12T11:08:17.378581image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum-9.1
5-th percentile-3.832
Q16.62
median17.54
Q323.92
95-th percentile29.03
Maximum35.72
Range44.82
Interquartile range (IQR)17.3

Descriptive statistics

Standard deviation10.587075
Coefficient of variation (CV)0.69966763
Kurtosis-0.93111974
Mean15.131578
Median Absolute Deviation (MAD)7.5
Skewness-0.471245
Sum150544.07
Variance112.08616
MonotonicityNot monotonic
2023-12-12T11:08:17.521748image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
24.59 13
 
0.1%
23.87 13
 
0.1%
24.61 13
 
0.1%
24.13 12
 
0.1%
21.36 11
 
0.1%
23.29 11
 
0.1%
17.3 11
 
0.1%
24.03 11
 
0.1%
16.21 11
 
0.1%
20.06 10
 
0.1%
Other values (3538) 9833
98.3%
(Missing) 51
 
0.5%
ValueCountFrequency (%)
-9.1 1
< 0.1%
-9.04 1
< 0.1%
-8.95 1
< 0.1%
-8.94 1
< 0.1%
-8.9 1
< 0.1%
-8.84 1
< 0.1%
-8.82 1
< 0.1%
-8.8 2
< 0.1%
-8.71 1
< 0.1%
-8.65 1
< 0.1%
ValueCountFrequency (%)
35.72 1
< 0.1%
35.46 1
< 0.1%
35.42 1
< 0.1%
35.33 1
< 0.1%
35.3 1
< 0.1%
35.25 1
< 0.1%
35.14 1
< 0.1%
35.06 1
< 0.1%
34.95 1
< 0.1%
34.93 1
< 0.1%

상대습도
Real number (ℝ)

Distinct3307
Distinct (%)33.2%
Missing51
Missing (%)0.5%
Infinite0
Infinite (%)0.0%
Mean63.639504
Minimum18.55
Maximum91.9
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:17.686925image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum18.55
5-th percentile35.68
Q151.11
median64.43
Q377.4
95-th percentile87.5
Maximum91.9
Range73.35
Interquartile range (IQR)26.29

Descriptive statistics

Standard deviation16.171044
Coefficient of variation (CV)0.25410387
Kurtosis-0.85521504
Mean63.639504
Median Absolute Deviation (MAD)13.12
Skewness-0.24138748
Sum633149.43
Variance261.50267
MonotonicityNot monotonic
2023-12-12T11:08:17.875514image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
83.0 34
 
0.3%
85.9 33
 
0.3%
82.8 33
 
0.3%
82.6 32
 
0.3%
78.8 29
 
0.3%
83.9 28
 
0.3%
71.2 27
 
0.3%
72.1 27
 
0.3%
81.9 27
 
0.3%
84.8 26
 
0.3%
Other values (3297) 9653
96.5%
(Missing) 51
 
0.5%
ValueCountFrequency (%)
18.55 1
< 0.1%
20.5 1
< 0.1%
20.92 1
< 0.1%
21.31 1
< 0.1%
21.61 1
< 0.1%
21.67 1
< 0.1%
21.88 1
< 0.1%
22.14 1
< 0.1%
22.99 1
< 0.1%
23.35 1
< 0.1%
ValueCountFrequency (%)
91.9 1
 
< 0.1%
91.8 2
 
< 0.1%
91.7 3
 
< 0.1%
91.6 4
 
< 0.1%
91.5 4
 
< 0.1%
91.4 4
 
< 0.1%
91.3 4
 
< 0.1%
91.2 15
0.1%
91.1 6
 
0.1%
91.0 11
0.1%

풍속
Unsupported

MISSING  REJECTED  UNSUPPORTED 

Missing10000
Missing (%)100.0%
Memory size166.0 KiB

풍향
Real number (ℝ)

Distinct3826
Distinct (%)38.5%
Missing51
Missing (%)0.5%
Infinite0
Infinite (%)0.0%
Mean211.60261
Minimum0.01
Maximum360
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:18.077969image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.01
5-th percentile28.554
Q1134.8
median242.8
Q3288.9
95-th percentile332.76
Maximum360
Range359.99
Interquartile range (IQR)154.1

Descriptive statistics

Standard deviation98.087388
Coefficient of variation (CV)0.46354527
Kurtosis-0.85132687
Mean211.60261
Median Absolute Deviation (MAD)59
Skewness-0.6214704
Sum2105234.3
Variance9621.1358
MonotonicityNot monotonic
2023-12-12T11:08:18.271170image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
280.2 19
 
0.2%
281.1 19
 
0.2%
280.3 16
 
0.2%
280.4 16
 
0.2%
292.9 16
 
0.2%
279.1 15
 
0.1%
274.6 15
 
0.1%
288.7 15
 
0.1%
280.8 15
 
0.1%
278.4 14
 
0.1%
Other values (3816) 9789
97.9%
(Missing) 51
 
0.5%
ValueCountFrequency (%)
0.01 2
< 0.1%
0.16 1
< 0.1%
0.24 1
< 0.1%
0.27 1
< 0.1%
0.31 1
< 0.1%
0.33 1
< 0.1%
0.42 1
< 0.1%
0.57 1
< 0.1%
0.67 1
< 0.1%
0.71 1
< 0.1%
ValueCountFrequency (%)
360.0 1
< 0.1%
359.9 1
< 0.1%
359.7 2
< 0.1%
359.6 1
< 0.1%
359.5 2
< 0.1%
359.4 1
< 0.1%
359.3 1
< 0.1%
359.2 2
< 0.1%
359.1 1
< 0.1%
359.0 2
< 0.1%

강수량
Unsupported

MISSING  REJECTED  UNSUPPORTED 

Missing10000
Missing (%)100.0%
Memory size166.0 KiB

염분
Real number (ℝ)

MISSING 

Distinct1061
Distinct (%)11.0%
Missing339
Missing (%)3.4%
Infinite0
Infinite (%)0.0%
Mean28.176175
Minimum12.57
Maximum31.41
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:18.467043image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum12.57
5-th percentile23.69
Q127.5
median28.89
Q329.65
95-th percentile30.33
Maximum31.41
Range18.84
Interquartile range (IQR)2.15

Descriptive statistics

Standard deviation2.2559711
Coefficient of variation (CV)0.08006662
Kurtosis6.0740438
Mean28.176175
Median Absolute Deviation (MAD)0.91
Skewness-2.0906831
Sum272210.03
Variance5.0894058
MonotonicityNot monotonic
2023-12-12T11:08:18.622010image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
28.92 156
 
1.6%
28.91 151
 
1.5%
28.93 138
 
1.4%
28.89 135
 
1.4%
28.9 121
 
1.2%
28.94 116
 
1.2%
28.84 114
 
1.1%
28.86 114
 
1.1%
28.87 109
 
1.1%
28.85 100
 
1.0%
Other values (1051) 8407
84.1%
(Missing) 339
 
3.4%
ValueCountFrequency (%)
12.57 1
< 0.1%
13.19 1
< 0.1%
13.33 1
< 0.1%
13.53 2
< 0.1%
13.93 1
< 0.1%
14.24 1
< 0.1%
14.64 1
< 0.1%
14.65 1
< 0.1%
14.76 1
< 0.1%
14.79 1
< 0.1%
ValueCountFrequency (%)
31.41 1
 
< 0.1%
31.31 2
< 0.1%
31.29 4
< 0.1%
31.27 1
 
< 0.1%
31.26 1
 
< 0.1%
31.25 3
< 0.1%
31.24 3
< 0.1%
31.23 2
< 0.1%
31.21 2
< 0.1%
31.19 1
 
< 0.1%

클로로필
Real number (ℝ)

MISSING 

Distinct1637
Distinct (%)19.3%
Missing1538
Missing (%)15.4%
Infinite0
Infinite (%)0.0%
Mean4.4120834
Minimum0.01
Maximum51.73
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:18.804495image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.01
5-th percentile0.28
Q10.69
median2.02
Q33.67
95-th percentile23.6585
Maximum51.73
Range51.72
Interquartile range (IQR)2.98

Descriptive statistics

Standard deviation7.2986383
Coefficient of variation (CV)1.6542385
Kurtosis9.6006975
Mean4.4120834
Median Absolute Deviation (MAD)1.4
Skewness3.0653645
Sum37335.05
Variance53.270121
MonotonicityNot monotonic
2023-12-12T11:08:18.973053image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0.39 68
 
0.7%
0.36 63
 
0.6%
0.43 62
 
0.6%
0.34 62
 
0.6%
0.37 61
 
0.6%
0.3 59
 
0.6%
0.41 58
 
0.6%
0.33 57
 
0.6%
0.29 57
 
0.6%
0.32 56
 
0.6%
Other values (1627) 7859
78.6%
(Missing) 1538
 
15.4%
ValueCountFrequency (%)
0.01 2
< 0.1%
0.02 3
< 0.1%
0.03 3
< 0.1%
0.04 2
< 0.1%
0.05 2
< 0.1%
0.06 4
< 0.1%
0.08 2
< 0.1%
0.09 1
 
< 0.1%
0.1 2
< 0.1%
0.11 3
< 0.1%
ValueCountFrequency (%)
51.73 1
< 0.1%
48.19 1
< 0.1%
47.18 1
< 0.1%
46.97 1
< 0.1%
46.88 1
< 0.1%
46.15 1
< 0.1%
46.09 1
< 0.1%
45.8 1
< 0.1%
45.69 1
< 0.1%
45.44 1
< 0.1%

화학적산소요구량
Real number (ℝ)

MISSING 

Distinct527
Distinct (%)5.6%
Missing582
Missing (%)5.8%
Infinite0
Infinite (%)0.0%
Mean2.2039425
Minimum0.01
Maximum9.53
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:19.121749image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.01
5-th percentile0.53
Q11.39
median2.26
Q32.85
95-th percentile3.91
Maximum9.53
Range9.52
Interquartile range (IQR)1.46

Descriptive statistics

Standard deviation1.07737
Coefficient of variation (CV)0.48883763
Kurtosis1.8697056
Mean2.2039425
Median Absolute Deviation (MAD)0.72
Skewness0.61757625
Sum20756.73
Variance1.1607261
MonotonicityNot monotonic
2023-12-12T11:08:19.273702image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
2.4 71
 
0.7%
2.11 69
 
0.7%
2.32 63
 
0.6%
2.62 61
 
0.6%
2.45 59
 
0.6%
2.41 58
 
0.6%
2.6 55
 
0.5%
2.73 55
 
0.5%
2.58 55
 
0.5%
2.27 53
 
0.5%
Other values (517) 8819
88.2%
(Missing) 582
 
5.8%
ValueCountFrequency (%)
0.01 1
 
< 0.1%
0.03 1
 
< 0.1%
0.04 6
0.1%
0.05 2
 
< 0.1%
0.06 3
 
< 0.1%
0.07 5
0.1%
0.09 4
< 0.1%
0.1 5
0.1%
0.11 2
 
< 0.1%
0.12 9
0.1%
ValueCountFrequency (%)
9.53 2
< 0.1%
8.84 2
< 0.1%
7.96 1
 
< 0.1%
7.86 4
< 0.1%
7.74 1
 
< 0.1%
7.51 4
< 0.1%
7.44 1
 
< 0.1%
7.33 1
 
< 0.1%
7.27 1
 
< 0.1%
7.24 1
 
< 0.1%

총질소
Real number (ℝ)

MISSING 

Distinct1618
Distinct (%)16.7%
Missing338
Missing (%)3.4%
Infinite0
Infinite (%)0.0%
Mean1.0772902
Minimum0.209
Maximum3.023
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:19.729278image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.209
5-th percentile0.496
Q10.757
median1.005
Q31.344
95-th percentile1.86295
Maximum3.023
Range2.814
Interquartile range (IQR)0.587

Descriptive statistics

Standard deviation0.43319835
Coefficient of variation (CV)0.40211853
Kurtosis0.90305482
Mean1.0772902
Median Absolute Deviation (MAD)0.279
Skewness0.86757372
Sum10408.778
Variance0.18766081
MonotonicityNot monotonic
2023-12-12T11:08:19.882276image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0.69 31
 
0.3%
0.858 30
 
0.3%
0.729 29
 
0.3%
1.01 27
 
0.3%
0.772 27
 
0.3%
0.822 26
 
0.3%
0.824 25
 
0.2%
0.628 25
 
0.2%
1.029 24
 
0.2%
1.088 23
 
0.2%
Other values (1608) 9395
94.0%
(Missing) 338
 
3.4%
ValueCountFrequency (%)
0.209 1
 
< 0.1%
0.218 2
 
< 0.1%
0.223 1
 
< 0.1%
0.224 3
< 0.1%
0.231 1
 
< 0.1%
0.24 2
 
< 0.1%
0.25 1
 
< 0.1%
0.256 2
 
< 0.1%
0.259 5
0.1%
0.262 2
 
< 0.1%
ValueCountFrequency (%)
3.023 2
< 0.1%
3.017 3
< 0.1%
2.997 2
< 0.1%
2.976 1
 
< 0.1%
2.934 1
 
< 0.1%
2.905 1
 
< 0.1%
2.899 1
 
< 0.1%
2.89 1
 
< 0.1%
2.885 1
 
< 0.1%
2.861 2
< 0.1%

총인
Real number (ℝ)

MISSING 

Distinct226
Distinct (%)2.3%
Missing350
Missing (%)3.5%
Infinite0
Infinite (%)0.0%
Mean0.089783109
Minimum0.013
Maximum0.33
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:20.044258image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.013
5-th percentile0.039
Q10.065
median0.085
Q30.10875
95-th percentile0.158
Maximum0.33
Range0.317
Interquartile range (IQR)0.04375

Descriptive statistics

Standard deviation0.036663541
Coefficient of variation (CV)0.40835678
Kurtosis2.2153255
Mean0.089783109
Median Absolute Deviation (MAD)0.021
Skewness1.0485611
Sum866.407
Variance0.0013442153
MonotonicityNot monotonic
2023-12-12T11:08:20.202025image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0.087 171
 
1.7%
0.077 162
 
1.6%
0.088 161
 
1.6%
0.091 151
 
1.5%
0.075 139
 
1.4%
0.094 136
 
1.4%
0.068 134
 
1.3%
0.079 134
 
1.3%
0.063 132
 
1.3%
0.084 131
 
1.3%
Other values (216) 8199
82.0%
(Missing) 350
 
3.5%
ValueCountFrequency (%)
0.013 5
 
0.1%
0.014 6
 
0.1%
0.017 1
 
< 0.1%
0.018 5
 
0.1%
0.019 14
0.1%
0.02 3
 
< 0.1%
0.021 5
 
0.1%
0.022 19
0.2%
0.023 3
 
< 0.1%
0.024 20
0.2%
ValueCountFrequency (%)
0.33 2
< 0.1%
0.3 1
 
< 0.1%
0.288 1
 
< 0.1%
0.285 1
 
< 0.1%
0.272 1
 
< 0.1%
0.268 3
< 0.1%
0.265 1
 
< 0.1%
0.259 2
< 0.1%
0.256 1
 
< 0.1%
0.255 1
 
< 0.1%

암모니아성질소
Real number (ℝ)

MISSING 

Distinct693
Distinct (%)7.6%
Missing869
Missing (%)8.7%
Infinite0
Infinite (%)0.0%
Mean0.17955131
Minimum0.001
Maximum1.435
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:20.395952image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.001
5-th percentile0.012
Q10.069
median0.119
Q30.229
95-th percentile0.562
Maximum1.435
Range1.434
Interquartile range (IQR)0.16

Descriptive statistics

Standard deviation0.17537793
Coefficient of variation (CV)0.97675662
Kurtosis5.3338721
Mean0.17955131
Median Absolute Deviation (MAD)0.066
Skewness2.0750894
Sum1639.483
Variance0.030757418
MonotonicityNot monotonic
2023-12-12T11:08:20.554618image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0.093 83
 
0.8%
0.062 76
 
0.8%
0.007 75
 
0.8%
0.094 70
 
0.7%
0.008 64
 
0.6%
0.091 63
 
0.6%
0.098 61
 
0.6%
0.006 60
 
0.6%
0.092 59
 
0.6%
0.097 59
 
0.6%
Other values (683) 8461
84.6%
(Missing) 869
 
8.7%
ValueCountFrequency (%)
0.001 2
 
< 0.1%
0.002 8
 
0.1%
0.003 24
 
0.2%
0.004 29
 
0.3%
0.005 27
 
0.3%
0.006 60
0.6%
0.007 75
0.8%
0.008 64
0.6%
0.009 52
0.5%
0.01 43
0.4%
ValueCountFrequency (%)
1.435 1
 
< 0.1%
1.322 1
 
< 0.1%
1.24 1
 
< 0.1%
1.239 4
< 0.1%
1.143 2
 
< 0.1%
1.14 1
 
< 0.1%
1.11 2
 
< 0.1%
1.096 3
< 0.1%
1.083 6
0.1%
1.079 1
 
< 0.1%

질산성질소
Real number (ℝ)

MISSING 

Distinct1233
Distinct (%)13.1%
Missing583
Missing (%)5.8%
Infinite0
Infinite (%)0.0%
Mean0.50164957
Minimum0.012
Maximum2.673
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:20.745527image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.012
5-th percentile0.059
Q10.248
median0.46
Q30.697
95-th percentile1.134
Maximum2.673
Range2.661
Interquartile range (IQR)0.449

Descriptive statistics

Standard deviation0.34054281
Coefficient of variation (CV)0.67884602
Kurtosis1.559071
Mean0.50164957
Median Absolute Deviation (MAD)0.225
Skewness0.95100878
Sum4724.034
Variance0.11596941
MonotonicityNot monotonic
2023-12-12T11:08:20.899310image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0.073 53
 
0.5%
0.076 43
 
0.4%
0.049 38
 
0.4%
0.066 35
 
0.4%
0.081 34
 
0.3%
0.085 29
 
0.3%
0.048 29
 
0.3%
0.057 29
 
0.3%
0.05 29
 
0.3%
0.064 28
 
0.3%
Other values (1223) 9070
90.7%
(Missing) 583
 
5.8%
ValueCountFrequency (%)
0.012 2
 
< 0.1%
0.014 3
< 0.1%
0.015 1
 
< 0.1%
0.016 1
 
< 0.1%
0.017 3
< 0.1%
0.019 2
 
< 0.1%
0.02 3
< 0.1%
0.021 6
0.1%
0.022 3
< 0.1%
0.023 3
< 0.1%
ValueCountFrequency (%)
2.673 1
 
< 0.1%
2.563 1
 
< 0.1%
2.411 1
 
< 0.1%
2.317 3
< 0.1%
2.314 1
 
< 0.1%
2.281 3
< 0.1%
2.248 1
 
< 0.1%
2.215 3
< 0.1%
2.138 2
< 0.1%
2.077 1
 
< 0.1%

남조류
Unsupported

MISSING  REJECTED  UNSUPPORTED 

Missing10000
Missing (%)100.0%
Memory size166.0 KiB

인산성인
Real number (ℝ)

MISSING 

Distinct141
Distinct (%)1.5%
Missing395
Missing (%)4.0%
Infinite0
Infinite (%)0.0%
Mean0.058410203
Minimum0.004
Maximum0.154
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size166.0 KiB
2023-12-12T11:08:21.047652image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0.004
5-th percentile0.014
Q10.041
median0.057
Q30.076
95-th percentile0.103
Maximum0.154
Range0.15
Interquartile range (IQR)0.035

Descriptive statistics

Standard deviation0.026192388
Coefficient of variation (CV)0.44842146
Kurtosis-0.23638963
Mean0.058410203
Median Absolute Deviation (MAD)0.017
Skewness0.27245267
Sum561.03
Variance0.00068604121
MonotonicityNot monotonic
2023-12-12T11:08:21.220396image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0.042 291
 
2.9%
0.043 258
 
2.6%
0.041 256
 
2.6%
0.044 255
 
2.5%
0.04 198
 
2.0%
0.049 181
 
1.8%
0.064 173
 
1.7%
0.039 173
 
1.7%
0.067 166
 
1.7%
0.066 163
 
1.6%
Other values (131) 7491
74.9%
(Missing) 395
 
4.0%
ValueCountFrequency (%)
0.004 3
 
< 0.1%
0.005 17
 
0.2%
0.006 28
 
0.3%
0.007 20
 
0.2%
0.008 47
0.5%
0.009 59
0.6%
0.01 76
0.8%
0.011 78
0.8%
0.012 58
0.6%
0.013 66
0.7%
ValueCountFrequency (%)
0.154 3
 
< 0.1%
0.148 1
 
< 0.1%
0.145 1
 
< 0.1%
0.144 1
 
< 0.1%
0.142 2
 
< 0.1%
0.141 4
 
< 0.1%
0.14 1
 
< 0.1%
0.139 1
 
< 0.1%
0.137 5
0.1%
0.136 10
0.1%

Sample

정점명정점코드관측일자전기전도도수온수소이온농도용존산소량탁도일사량기온상대습도풍속풍향강수량염분클로로필화학적산소요구량총질소총인암모니아성질소질산성질소남조류인산성인
2680인천송도1092022-01-10 07:25:0022.183.578.1410.412<NA>-2.8879.2<NA>349.7<NA>28.741.923.021.2480.0710.4620.062<NA>0.046
81558인천송도1092022-10-16 05:00:0034.9616.647.784.255<NA>16.2472.5<NA>23.69<NA>26.450.472.711.3170.0910.2031.185<NA>0.06
46517인천송도1092022-06-13 21:30:0046.3819.887.744.660<NA>24.5934.47<NA>122.4<NA>30.121.92<NA>0.5040.070.0510.247<NA>0.047
39353인천송도1092022-05-19 23:50:0042.7315.017.876.731<NA>17.2361.12<NA>248.5<NA>29.912.231.420.5660.0590.1670.399<NA>0.048
59366인천송도1092022-07-29 09:55:0043.9724.07.844.90<NA>31.0761.87<NA>128.8<NA>28.26<NA><NA>0.6640.0720.0210.384<NA>0.058
43990인천송도1092022-06-05 02:40:0042.8218.337.584.481<NA>20.6580.1<NA>161.8<NA>27.58<NA>0.720.9360.0690.1590.46<NA>0.047
3899인천송도1092022-01-14 13:10:0022.63.438.0210.943<NA>-2.1133.01<NA>270.5<NA>28.942.751.961.2990.1490.310.087<NA>0.053
47398인천송도1092022-06-17 01:20:00<NA>18.187.483.62<NA>18.7375.8<NA>276.3<NA><NA>3.62.991.5490.1370.9030.533<NA>0.114
36259인천송도1092022-05-09 05:50:0040.1312.647.887.813<NA>12.0473.2<NA>357.2<NA>29.816.742.171.4540.0840.240.558<NA>0.055
75798인천송도1092022-09-26 05:00:0040.2418.858.066.521<NA>17.6275.9<NA>32.12<NA>28.890.282.460.5030.0830.0120.477<NA>0.079
정점명정점코드관측일자전기전도도수온수소이온농도용존산소량탁도일사량기온상대습도풍속풍향강수량염분클로로필화학적산소요구량총질소총인암모니아성질소질산성질소남조류인산성인
69550인천송도1092022-09-04 12:05:0039.121.167.975.970<NA>23.3880.1<NA>135.5<NA>26.460.392.420.8920.0910.0250.539<NA>0.07
44034인천송도1092022-06-05 06:20:0046.7317.447.796.31<NA>21.5362.58<NA>147.8<NA>30.421.931.581.2760.1120.3150.686<NA>0.077
11077인천송도1092022-02-08 14:45:0025.564.498.0311.550<NA>4.1538.93<NA>254.7<NA>28.891.440.290.6960.0740.080.048<NA>0.041
3713인천송도1092022-01-13 21:40:0022.02.697.9110.784<NA>-6.2243.91<NA>318.0<NA>28.934.441.821.6560.0960.1920.076<NA>0.041
80811인천송도1092022-10-13 14:45:0037.1121.69<NA>3.378<NA>21.1552.82<NA>289.6<NA>24.760.562.371.381<NA>0.131.248<NA><NA>
65933인천송도1092022-08-22 00:20:0036.9123.527.785.680<NA>26.5181.1<NA>249.2<NA>23.571.032.891.2890.1260.0870.837<NA>0.1
65149인천송도1092022-08-19 01:10:0039.3422.527.835.340<NA>24.9578.8<NA>196.1<NA>25.770.622.950.9940.1120.1120.595<NA>0.08
727인천송도1092022-01-03 12:35:0021.933.768.3810.333<NA>1.3431.62<NA>181.7<NA>29.072.842.451.0030.0670.660.084<NA>0.049
45928인천송도1092022-06-11 20:25:0046.4220.227.714.860<NA>25.8951.87<NA>62.39<NA>30.151.39<NA>0.5260.0650.0410.263<NA>0.046
5903인천송도1092022-01-21 12:10:0023.03.18.0511.332<NA>2.0839.29<NA>0.77<NA>28.971.972.250.8220.1080.0840.064<NA>0.043