# Outlier & Consistency Report

**Generated:** 2026-02-22 14:06:48.084738

## Data Health & Integrity

Consistency check between Index(Status=OK) and Feature Extraction(Status).
If a record is OK in index but 'skipped'/'fail'/'miss' in feature, it indicates an extraction issue.

```text
Feature Set Match Rate     ok  soft_fail
          A     100.0% 145280        0.0
          B     100.0% 145280        0.0
          C     100.0% 145280        0.0
          D      96.9% 140838     4442.0
          E     100.0% 145280        0.0
```


## Distribution Analysis (With vs Without Outliers)
Comparing statistical properties. 'Clean' dataset excludes records flagged as 'outlier' in ANY category (Extreme Outliers > 3*IQR).

Total Records: 145280
Clean Records: 100833 (69.4%)
Outliers Removed: 44447

### Technical Metrics
```text
               Metric Scope  Count      Mean    Median       Std         Max
      html_size_bytes   All 145280 511049.52 328731.00 637193.84 27543003.00
      html_size_bytes Clean 100833 440712.90 327396.00 355311.33  1903499.00
              ttfb_ms   All 145280   1172.22    836.30   1684.63    48732.00
              ttfb_ms Clean 100833    961.68    779.30    605.63     3682.00
dom_content_loaded_ms   All 145280   2588.69   1899.15   2969.77    62941.80
dom_content_loaded_ms Clean 100833   2067.17   1758.80   1201.19     8015.10
               lcp_ms   All 143841   2374.77   1884.00   2435.03    57592.00
               lcp_ms Clean  99580   2029.22   1776.00   1143.84     7520.00
                  cls   All 145280      0.05      0.00      0.13        2.21
                  cls Clean 100833      0.02      0.00      0.03        0.16
```

### Readability Metrics
```text
                     Metric Scope  Count     Mean  Median       Std         Max
                 char_count   All 145275 18670.09 4032.00 165620.73 18797599.00
                 char_count Clean 100832  4591.37 3582.50   4187.00    24611.00
                 word_count   All 145275  1603.16  648.00   3047.39    19612.00
                 word_count Clean 100832   738.81  579.00    668.55     3938.00
        flesch_reading_ease   All 141006    33.85   45.72    311.65      119.19
        flesch_reading_ease Clean  99319    46.56   46.93     13.43      103.84
automated_readability_index   All 141006    19.56   13.81    152.86     9534.06
automated_readability_index Clean  99319    13.57   13.58      3.57       29.72
```

### Similarity Metrics
```text
         Metric Scope  Count  Mean  Median  Std  Max
      sim_title   All 145280  0.50    0.53 0.28 1.00
      sim_title Clean 100833  0.53    0.57 0.28 1.00
sim_description   All 145182  0.44    0.44 0.24 1.00
sim_description Clean 100784  0.46    0.46 0.24 1.00
         sim_h1   All 130272  0.51    0.54 0.29 1.00
         sim_h1 Clean  92806  0.54    0.58 0.29 1.00
    sim_content   All 145275  0.47    0.53 0.23 1.00
    sim_content Clean 100832  0.50    0.56 0.23 1.00
```

### Accessibility Metrics
```text
                  Metric Scope  Count  Mean  Median    Std   Max
contrast_violation_count   All 145280 18.45    1.00 143.37 11958
contrast_violation_count Clean 100833  3.74    0.00   6.81    32
    axe_violations_total   All 145280  1.38    1.00   1.23     6
    axe_violations_total Clean 100833  1.21    1.00   1.21     6
```