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Refresh readme #110

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Mar 15, 2024
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7b6e708
Update README.md
wagnerlmichael Mar 15, 2024
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Update outlier proportions
wagnerlmichael Mar 15, 2024
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wagnerlmichael Mar 15, 2024
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Update README.md
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56 changes: 29 additions & 27 deletions README.md
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Expand Up @@ -116,7 +116,7 @@ FROM
TotalRecords, OutlierCount;
-->

As of 2024-02-28, around **6.9%** of the total sales have some sort of outlier classification. Within that 6.9%, the proportion of each outlier type is:
As of 2024-03-15, around **6.9%** of the total sales have some sort of outlier classification. Within that 6.9%, the proportion of each outlier type is:

<!--
/*
Expand Down Expand Up @@ -148,24 +148,24 @@ ORDER BY

|Outlier Type |Percentage|
|-----------------------|---------:|
|PTAX-203 flag (Low) |35.4% |
|Non-person sale (low) |18.07% |
|Non-person sale (high) |10.27% |
|High price (raw) |6.67% |
|Anomaly (high) |6.43% |
|Low price (raw) |4.55% |
|Low price (raw & sqft) |4.09% |
|PTAX-203 flag (High) |3.07% |
|Home flip sale (high) |2.26% |
|High price (sqft) |2.03% |
|Low price (sqft) |1.99% |
|Anomaly (low) |1.65% |
|High price (raw & sqft)|1.63% |
|Home flip sale (low) |1.15% |
|Family sale (low) |0.65% |
|PTAX-203 flag (Low) |35.5% |
|Non-person sale (low) |18.17% |
|Non-person sale (high) |10.29% |
|Anomaly (high) |7.08% |
|High price (raw) |6.2% |
|Low price (raw) |4.46% |
|Low price (raw & sqft) |4.02% |
|PTAX-203 flag (High) |2.98% |
|Home flip sale (high) |2.31% |
|Low price (sqft) |1.95% |
|High price (sqft) |1.88% |
|Anomaly (low) |1.76% |
|High price (raw & sqft)|1.44% |
|Home flip sale (low) |1.26% |
|Family sale (low) |0.64% |
|Family sale (high) |0.06% |
|High price swing |0.02% |
|Low price swing |0.01% |
|High price swing |0.01% |
|Low price swing |0.0% |


*These outliers are flagged if the relevant price columns (log10 transformed and normalized) are 2 standard deviations below or above the mean within a given group*
Expand Down Expand Up @@ -275,32 +275,34 @@ erDiagram
string short_commit_sha
string run_timestamp
string run_type
string run_note
}

parameter {
string run_id PK
bigint sales_flagged
timestamp earliest_data_ingest
timestamp latest_data_ingest
arraystring iso_forest_cols
arraystring res_stat_groups
arraystring condo_stat_groups
arraybigint dev_bounds
arraybigint ptax_sd
string run_filter
string iso_forest_cols
string stat_groups
string sales_to_write_filter
arraydouble dev_bounds
arraydouble ptax_sd
bigint rolling_window
string date_floor
string time_frame
bigint short_term_owner_threshold
bigint min_group_thresh
bigint min_group_threshold
}

group_mean {
string group
string group PK
double group_mean
double group_std
double group_sqft_std
double group_sqft_mean
bigint group_size
string run_id
string run_id PK
}
```

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