Dataset statistics
| Number of variables | 1 |
|---|---|
| Number of observations | 13880 |
| Missing cells | 1923 |
| Missing cells (%) | 13.9% |
| Duplicate rows | 2681 |
| Duplicate rows (%) | 19.3% |
| Total size in memory | 216.9 KiB |
| Average record size in memory | 16.0 B |
Variable types
| TimeSeries | 1 |
|---|
Timeseries statistics
| Number of series | 1 |
|---|---|
| Time series length | 13880 |
| Starting point | 1983-01-01 00:00:00 |
| Ending point | 2020-12-31 00:00:00 |
| Period | 1 day |
| Dataset has 2681 (19.3%) duplicate rows | Duplicates |
Flow has 1923 (13.9%) missing values | Missing |
Flow is non stationary | Non stationary |
Flow is seasonal | Seasonal |
Reproduction
| Analysis started | 2024-05-12 18:18:51.895446 |
|---|---|
| Analysis finished | 2024-05-12 18:18:53.722064 |
| Duration | 1.83 second |
| Missing | Q_Station_NA_25027930_ok_Missing.csv |
| Download configuration | config.json |
Flow
Numeric time series
MISSING NON STATIONARY SEASONAL
| Distinct | 4769 |
|---|---|
| Distinct (%) | 39.9% |
| Missing | 1923 |
| Missing (%) | 13.9% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 4971.9662 |
|---|---|
| Minimum | 1293 |
| Maximum | 8306 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Memory size | 216.9 KiB |
Quantile statistics
| Minimum | 1293 |
|---|---|
| 5-th percentile | 2472 |
| Q1 | 3985 |
| median | 4998 |
| Q3 | 6040.3 |
| 95-th percentile | 7245.4 |
| Maximum | 8306 |
| Range | 7013 |
| Interquartile range (IQR) | 2055.3 |
Descriptive statistics
| Standard deviation | 1432.151 |
|---|---|
| Coefficient of variation (CV) | 0.28804519 |
| Kurtosis | -0.56514577 |
| Mean | 4971.9662 |
| Median Absolute Deviation (MAD) | 1027 |
| Skewness | -0.11557169 |
| Sum | 59449800 |
| Variance | 2051056.4 |
| Monotonicity | Not monotonic |
| Augmented Dickey-Fuller test p-value | 3.385401197 × 10-19 |
Histogram with fixed size bins (bins=50)
Gap statistics
| number of gaps | 27 |
|---|---|
| min | 3 days |
| max | 2 years, 34 weeks and 4 days |
| mean | 10 weeks, 2 days and 1 hour |
| std | 26 weeks, 16 hours and 11 minutes |
| Value | Count | Frequency (%) |
| 5342 | 17 | 0.1% |
| 4533 | 15 | 0.1% |
| 6077 | 15 | 0.1% |
| 4998 | 15 | 0.1% |
| 6857 | 15 | 0.1% |
| 5750 | 14 | 0.1% |
| 7519 | 13 | 0.1% |
| 5027 | 13 | 0.1% |
| 4220 | 13 | 0.1% |
| 4720 | 13 | 0.1% |
| Other values (4759) | 11814 | |
| (Missing) | 1923 | 13.9% |
| Value | Count | Frequency (%) |
| 1293 | 1 | |
| 1306 | 1 | |
| 1331 | 1 | |
| 1340 | 1 | |
| 1359 | 1 | |
| 1362 | 2 | |
| 1371 | 1 | |
| 1373 | 1 | |
| 1375 | 1 | |
| 1379 | 1 |
| Value | Count | Frequency (%) |
| 8306 | 1 | < 0.1% |
| 8299 | 1 | < 0.1% |
| 8291 | 3 | |
| 8284 | 3 | |
| 8276 | 1 | < 0.1% |
| 8268 | 1 | < 0.1% |
| 8261 | 3 | |
| 8253 | 1 | < 0.1% |
| 8246 | 3 | |
| 8238 | 1 | < 0.1% |
ACF and PACF
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.
| Flow | |
|---|---|
| Date | |
| 1983-01-01 | 4629.0 |
| 1983-01-02 | 4582.0 |
| 1983-01-03 | 4526.0 |
| 1983-01-04 | 4411.0 |
| 1983-01-05 | 4333.0 |
| 1983-01-06 | 4259.0 |
| 1983-01-07 | 4157.0 |
| 1983-01-08 | 4087.0 |
| 1983-01-09 | 4003.0 |
| 1983-01-10 | 3946.0 |
| Flow | |
|---|---|
| Date | |
| 2020-12-22 | 6654.9 |
| 2020-12-23 | 6602.7 |
| 2020-12-24 | 6545.6 |
| 2020-12-25 | 6399.2 |
| 2020-12-26 | 6331.8 |
| 2020-12-27 | 6263.8 |
| 2020-12-28 | 6225.9 |
| 2020-12-29 | 6180.6 |
| 2020-12-30 | 6161.3 |
| 2020-12-31 | 6127.6 |
Most frequently occurring
| Flow | # duplicates | |
|---|---|---|
| 2680 | NaN | 1923 |
| 1589 | 5342.0 | 17 |
| 1087 | 4533.0 | 15 |
| 1371 | 4998.0 | 15 |
| 2015 | 6077.0 | 15 |
| 2428 | 6857.0 | 15 |
| 1836 | 5750.0 | 14 |
| 868 | 4220.0 | 13 |
| 1198 | 4720.0 | 13 |
| 1385 | 5027.0 | 13 |