Dataset statistics
Number of variables | 8 |
---|---|
Number of observations | 100 |
Missing cells | 0 |
Missing cells (%) | 0.0% |
Duplicate rows | 49 |
Duplicate rows (%) | 49.0% |
Total size in memory | 7.1 KiB |
Average record size in memory | 72.3 B |
Variable types
Categorical | 5 |
---|---|
Numeric | 3 |
Dataset
Description | 샘플 데이터 |
---|---|
Author | 한국수자원공사 |
URL | https://www.bigdata-environment.kr/user/data_market/detail.do?id=b851cd70-38bb-11ea-be28-4fa0eb812a46 |
댐이름 has constant value "" | Constant |
강우량(mm) has constant value "" | Constant |
저수율 has constant value "" | Constant |
Dataset has 49 (49.0%) duplicate rows | Duplicates |
저수위(m) is highly overall correlated with 저수량(백만m3) | High correlation |
저수량(백만m3) is highly overall correlated with 저수위(m) | High correlation |
일자/시간(t) is highly overall correlated with 유입량(ms) and 1 other fields | High correlation |
유입량(ms) is highly overall correlated with 일자/시간(t) and 1 other fields | High correlation |
방류량(ms) is highly overall correlated with 일자/시간(t) and 1 other fields | High correlation |
저수위(m) is highly imbalanced (69.6%) | Imbalance |
저수량(백만m3) is highly imbalanced (69.6%) | Imbalance |
Reproduction
Analysis started | 2023-12-10 11:59:50.940193 |
---|---|
Analysis finished | 2023-12-10 11:59:52.518796 |
Duration | 1.58 second |
Software version | ydata-profiling vv4.5.1 |
Download configuration | config.json |
댐이름
Categorical
CONSTANT
 
Distinct | 1 |
---|---|
Distinct (%) | 1.0% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 932.0 B |
군위 |
---|
Length
Max length | 2 |
---|---|
Median length | 2 |
Mean length | 2 |
Min length | 2 |
Unique
Unique | 0 ? |
---|---|
Unique (%) | 0.0% |
Sample
1st row | 군위 |
---|---|
2nd row | 군위 |
3rd row | 군위 |
4th row | 군위 |
5th row | 군위 |
Common Values
Value | Count | Frequency (%) |
군위 | 100 |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
군위 | 100 |
일자/시간(t)
Real number (ℝ)
HIGH CORRELATION
 
Distinct | 51 |
---|---|
Distinct (%) | 51.0% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 2.0190503 × 109 |
Minimum | 2.0190502 × 109 |
---|---|
Maximum | 2.0190504 × 109 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 1.0 KiB |
Quantile statistics
Minimum | 2.0190502 × 109 |
---|---|
5-th percentile | 2.0190502 × 109 |
Q1 | 2.0190503 × 109 |
median | 2.0190503 × 109 |
Q3 | 2.0190504 × 109 |
95-th percentile | 2.0190504 × 109 |
Maximum | 2.0190504 × 109 |
Range | 202 |
Interquartile range (IQR) | 119.5 |
Descriptive statistics
Standard deviation | 68.696004 |
---|---|
Coefficient of variation (CV) | 3.4023919 × 10-8 |
Kurtosis | -1.0762718 |
Mean | 2.0190503 × 109 |
Median Absolute Deviation (MAD) | 88.5 |
Skewness | -0.024521778 |
Sum | 2.0190503 × 1011 |
Variance | 4719.141 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
2019050213 | 2 | 2.0% |
2019050408 | 2 | 2.0% |
2019050310 | 2 | 2.0% |
2019050312 | 2 | 2.0% |
2019050314 | 2 | 2.0% |
2019050311 | 2 | 2.0% |
2019050309 | 2 | 2.0% |
2019050308 | 2 | 2.0% |
2019050306 | 2 | 2.0% |
2019050413 | 2 | 2.0% |
Other values (41) | 80 |
Value | Count | Frequency (%) |
2019050212 | 1 | |
2019050213 | 2 | |
2019050214 | 2 | |
2019050215 | 2 | |
2019050216 | 2 | |
2019050217 | 2 | |
2019050218 | 2 | |
2019050219 | 2 | |
2019050220 | 2 | |
2019050221 | 2 |
Value | Count | Frequency (%) |
2019050414 | 1 | |
2019050413 | 2 | |
2019050412 | 2 | |
2019050411 | 2 | |
2019050410 | 2 | |
2019050409 | 2 | |
2019050408 | 2 | |
2019050407 | 2 | |
2019050406 | 2 | |
2019050405 | 2 |
저수위(m)
Categorical
HIGH CORRELATION
  IMBALANCE
 
Distinct | 3 |
---|---|
Distinct (%) | 3.0% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 932.0 B |
192.38 | |
---|---|
192.37 | 8 |
192.36 | 1 |
Length
Max length | 6 |
---|---|
Median length | 6 |
Mean length | 6 |
Min length | 6 |
Unique
Unique | 1 ? |
---|---|
Unique (%) | 1.0% |
Sample
1st row | 192.37 |
---|---|
2nd row | 192.37 |
3rd row | 192.38 |
4th row | 192.37 |
5th row | 192.37 |
Common Values
Value | Count | Frequency (%) |
192.38 | 91 | |
192.37 | 8 | 8.0% |
192.36 | 1 | 1.0% |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
192.38 | 91 | |
192.37 | 8 | 8.0% |
192.36 | 1 | 1.0% |
강우량(mm)
Categorical
CONSTANT
 
Distinct | 1 |
---|---|
Distinct (%) | 1.0% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 932.0 B |
0 |
---|
Length
Max length | 1 |
---|---|
Median length | 1 |
Mean length | 1 |
Min length | 1 |
Unique
Unique | 0 ? |
---|---|
Unique (%) | 0.0% |
Sample
1st row | 0 |
---|---|
2nd row | 0 |
3rd row | 0 |
4th row | 0 |
5th row | 0 |
Common Values
Value | Count | Frequency (%) |
0 | 100 |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
0 | 100 |
유입량(ms)
Real number (ℝ)
HIGH CORRELATION
 
Distinct | 23 |
---|---|
Distinct (%) | 23.0% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 1.32263 |
Minimum | 1.115 |
---|---|
Maximum | 6.107 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 1.0 KiB |
Quantile statistics
Minimum | 1.115 |
---|---|
5-th percentile | 1.116 |
Q1 | 1.119 |
median | 1.1235 |
Q3 | 1.129 |
95-th percentile | 1.13605 |
Maximum | 6.107 |
Range | 4.992 |
Interquartile range (IQR) | 0.01 |
Descriptive statistics
Standard deviation | 0.97837212 |
---|---|
Coefficient of variation (CV) | 0.73971717 |
Kurtosis | 21.142466 |
Mean | 1.32263 |
Median Absolute Deviation (MAD) | 0.0045 |
Skewness | 4.7663907 |
Sum | 132.263 |
Variance | 0.95721201 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
1.132 | 10 | 10.0% |
1.116 | 10 | 10.0% |
1.126 | 10 | 10.0% |
1.119 | 8 | 8.0% |
1.12 | 8 | 8.0% |
1.123 | 6 | 6.0% |
1.117 | 6 | 6.0% |
1.118 | 4 | 4.0% |
1.122 | 4 | 4.0% |
1.128 | 4 | 4.0% |
Other values (13) | 30 |
Value | Count | Frequency (%) |
1.115 | 2 | 2.0% |
1.116 | 10 | |
1.117 | 6 | |
1.118 | 4 | 4.0% |
1.119 | 8 | |
1.12 | 8 | |
1.121 | 2 | 2.0% |
1.122 | 4 | 4.0% |
1.123 | 6 | |
1.124 | 4 | 4.0% |
Value | Count | Frequency (%) |
6.107 | 2 | 2.0% |
6.076 | 2 | 2.0% |
1.156 | 1 | 1.0% |
1.135 | 1 | 1.0% |
1.134 | 2 | 2.0% |
1.133 | 4 | 4.0% |
1.132 | 10 | |
1.131 | 2 | 2.0% |
1.129 | 2 | 2.0% |
1.128 | 4 | 4.0% |
방류량(ms)
Real number (ℝ)
HIGH CORRELATION
 
Distinct | 21 |
---|---|
Distinct (%) | 21.0% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 1.12431 |
Minimum | 1.115 |
---|---|
Maximum | 1.156 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 1.0 KiB |
Quantile statistics
Minimum | 1.115 |
---|---|
5-th percentile | 1.116 |
Q1 | 1.119 |
median | 1.1235 |
Q3 | 1.129 |
95-th percentile | 1.134 |
Maximum | 1.156 |
Range | 0.041 |
Interquartile range (IQR) | 0.01 |
Descriptive statistics
Standard deviation | 0.0067803862 |
---|---|
Coefficient of variation (CV) | 0.0060307087 |
Kurtosis | 3.161145 |
Mean | 1.12431 |
Median Absolute Deviation (MAD) | 0.0045 |
Skewness | 1.1179861 |
Sum | 112.431 |
Variance | 4.5973636 × 10-5 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
1.132 | 12 | |
1.116 | 10 | 10.0% |
1.126 | 10 | 10.0% |
1.12 | 8 | 8.0% |
1.119 | 8 | 8.0% |
1.123 | 6 | 6.0% |
1.117 | 6 | 6.0% |
1.118 | 4 | 4.0% |
1.128 | 4 | 4.0% |
1.122 | 4 | 4.0% |
Other values (11) | 28 |
Value | Count | Frequency (%) |
1.115 | 2 | 2.0% |
1.116 | 10 | |
1.117 | 6 | |
1.118 | 4 | 4.0% |
1.119 | 8 | |
1.12 | 8 | |
1.121 | 2 | 2.0% |
1.122 | 4 | 4.0% |
1.123 | 6 | |
1.124 | 4 | 4.0% |
Value | Count | Frequency (%) |
1.156 | 1 | 1.0% |
1.135 | 3 | 3.0% |
1.134 | 2 | 2.0% |
1.133 | 4 | 4.0% |
1.132 | 12 | |
1.131 | 2 | 2.0% |
1.129 | 2 | 2.0% |
1.128 | 4 | 4.0% |
1.127 | 2 | 2.0% |
1.126 | 10 |
저수량(백만m3)
Categorical
HIGH CORRELATION
  IMBALANCE
 
Distinct | 3 |
---|---|
Distinct (%) | 3.0% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 932.0 B |
22.37 | |
---|---|
22.353 | 8 |
22.335 | 1 |
Length
Max length | 6 |
---|---|
Median length | 5 |
Mean length | 5.09 |
Min length | 5 |
Unique
Unique | 1 ? |
---|---|
Unique (%) | 1.0% |
Sample
1st row | 22.353 |
---|---|
2nd row | 22.353 |
3rd row | 22.37 |
4th row | 22.353 |
5th row | 22.353 |
Common Values
Value | Count | Frequency (%) |
22.37 | 91 | |
22.353 | 8 | 8.0% |
22.335 | 1 | 1.0% |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
22.37 | 91 | |
22.353 | 8 | 8.0% |
22.335 | 1 | 1.0% |
저수율
Categorical
CONSTANT
 
Distinct | 1 |
---|---|
Distinct (%) | 1.0% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 932.0 B |
45.9 |
---|
Length
Max length | 4 |
---|---|
Median length | 4 |
Mean length | 4 |
Min length | 4 |
Unique
Unique | 0 ? |
---|---|
Unique (%) | 0.0% |
Sample
1st row | 45.9 |
---|---|
2nd row | 45.9 |
3rd row | 45.9 |
4th row | 45.9 |
5th row | 45.9 |
Common Values
Value | Count | Frequency (%) |
45.9 | 100 |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
45.9 | 100 |
일자/시간(t) | 저수위(m) | 유입량(ms) | 방류량(ms) | 저수량(백만m3) | |
---|---|---|---|---|---|
일자/시간(t) | 1.000 | 0.706 | 0.478 | 0.972 | 0.706 |
저수위(m) | 0.706 | 1.000 | 0.174 | 0.696 | 1.000 |
유입량(ms) | 0.478 | 0.174 | 1.000 | 0.465 | 0.174 |
방류량(ms) | 0.972 | 0.696 | 0.465 | 1.000 | 0.696 |
저수량(백만m3) | 0.706 | 1.000 | 0.174 | 0.696 | 1.000 |
저수위(m) | 저수량(백만m3) | |
---|---|---|
저수위(m) | 1.000 | 1.000 |
저수량(백만m3) | 1.000 | 1.000 |
일자/시간(t) | 유입량(ms) | 방류량(ms) | 저수위(m) | 저수량(백만m3) | |
---|---|---|---|---|---|
일자/시간(t) | 1.000 | -0.932 | -0.927 | 0.347 | 0.347 |
유입량(ms) | -0.932 | 1.000 | 0.998 | 0.284 | 0.284 |
방류량(ms) | -0.927 | 0.998 | 1.000 | 0.372 | 0.372 |
저수위(m) | 0.347 | 0.284 | 0.372 | 1.000 | 1.000 |
저수량(백만m3) | 0.347 | 0.284 | 0.372 | 1.000 | 1.000 |
댐이름 | 일자/시간(t) | 저수위(m) | 강우량(mm) | 유입량(ms) | 방류량(ms) | 저수량(백만m3) | 저수율 | |
---|---|---|---|---|---|---|---|---|
0 | 군위 | 2019050213 | 192.37 | 0 | 6.107 | 1.135 | 22.353 | 45.9 |
1 | 군위 | 2019050214 | 192.37 | 0 | 1.133 | 1.133 | 22.353 | 45.9 |
2 | 군위 | 2019050217 | 192.38 | 0 | 6.076 | 1.132 | 22.37 | 45.9 |
3 | 군위 | 2019050216 | 192.37 | 0 | 1.133 | 1.133 | 22.353 | 45.9 |
4 | 군위 | 2019050215 | 192.37 | 0 | 1.132 | 1.132 | 22.353 | 45.9 |
5 | 군위 | 2019050214 | 192.37 | 0 | 1.133 | 1.133 | 22.353 | 45.9 |
6 | 군위 | 2019050219 | 192.38 | 0 | 1.131 | 1.131 | 22.37 | 45.9 |
7 | 군위 | 2019050218 | 192.38 | 0 | 1.134 | 1.134 | 22.37 | 45.9 |
8 | 군위 | 2019050217 | 192.38 | 0 | 6.076 | 1.132 | 22.37 | 45.9 |
9 | 군위 | 2019050216 | 192.37 | 0 | 1.133 | 1.133 | 22.353 | 45.9 |
댐이름 | 일자/시간(t) | 저수위(m) | 강우량(mm) | 유입량(ms) | 방류량(ms) | 저수량(백만m3) | 저수율 | |
---|---|---|---|---|---|---|---|---|
90 | 군위 | 2019050320 | 192.38 | 0 | 1.12 | 1.12 | 22.37 | 45.9 |
91 | 군위 | 2019050320 | 192.38 | 0 | 1.12 | 1.12 | 22.37 | 45.9 |
92 | 군위 | 2019050319 | 192.38 | 0 | 1.12 | 1.12 | 22.37 | 45.9 |
93 | 군위 | 2019050319 | 192.38 | 0 | 1.12 | 1.12 | 22.37 | 45.9 |
94 | 군위 | 2019050314 | 192.38 | 0 | 1.122 | 1.122 | 22.37 | 45.9 |
95 | 군위 | 2019050316 | 192.38 | 0 | 1.123 | 1.123 | 22.37 | 45.9 |
96 | 군위 | 2019050315 | 192.38 | 0 | 1.123 | 1.123 | 22.37 | 45.9 |
97 | 군위 | 2019050315 | 192.38 | 0 | 1.123 | 1.123 | 22.37 | 45.9 |
98 | 군위 | 2019050212 | 192.36 | 0 | 1.135 | 1.135 | 22.335 | 45.9 |
99 | 군위 | 2019050213 | 192.37 | 0 | 6.107 | 1.135 | 22.353 | 45.9 |
Most frequently occurring
댐이름 | 일자/시간(t) | 저수위(m) | 강우량(mm) | 유입량(ms) | 방류량(ms) | 저수량(백만m3) | 저수율 | # duplicates | |
---|---|---|---|---|---|---|---|---|---|
0 | 군위 | 2019050213 | 192.37 | 0 | 6.107 | 1.135 | 22.353 | 45.9 | 2 |
1 | 군위 | 2019050214 | 192.37 | 0 | 1.133 | 1.133 | 22.353 | 45.9 | 2 |
2 | 군위 | 2019050215 | 192.37 | 0 | 1.132 | 1.132 | 22.353 | 45.9 | 2 |
3 | 군위 | 2019050216 | 192.37 | 0 | 1.133 | 1.133 | 22.353 | 45.9 | 2 |
4 | 군위 | 2019050217 | 192.38 | 0 | 6.076 | 1.132 | 22.37 | 45.9 | 2 |
5 | 군위 | 2019050218 | 192.38 | 0 | 1.134 | 1.134 | 22.37 | 45.9 | 2 |
6 | 군위 | 2019050219 | 192.38 | 0 | 1.131 | 1.131 | 22.37 | 45.9 | 2 |
7 | 군위 | 2019050220 | 192.38 | 0 | 1.132 | 1.132 | 22.37 | 45.9 | 2 |
8 | 군위 | 2019050221 | 192.38 | 0 | 1.132 | 1.132 | 22.37 | 45.9 | 2 |
9 | 군위 | 2019050222 | 192.38 | 0 | 1.132 | 1.132 | 22.37 | 45.9 | 2 |