{"service":"HALOWERK propwerk","endpoint":"/v1/gentrification-index","method":"POST","content_type":"application/json","inputSchema":{"type":"object","required":["metrics"],"additionalProperties":false,"properties":{"metrics":{"type":"array","minItems":1,"maxItems":1000,"items":{"type":"object","required":["metric_id","baseline_value","current_value","normalization_scale","pressure_direction","weight"],"additionalProperties":false,"properties":{"metric_id":{"type":"string","minLength":1,"maxLength":128},"baseline_value":{"type":"number","minimum":-1000000000000000,"maximum":1000000000000000},"current_value":{"type":"number","minimum":-1000000000000000,"maximum":1000000000000000},"normalization_scale":{"type":"number","minimum":1e-9,"maximum":1000000000000000},"pressure_direction":{"type":"string","enum":["increase","decrease"]},"weight":{"type":"number","minimum":0,"maximum":1000000}}}}}},"requestExample":{"metrics":[{"metric_id":"median_rent","baseline_value":1100,"current_value":1420,"normalization_scale":250,"pressure_direction":"increase","weight":0.4},{"metric_id":"low_income_household_share","baseline_value":0.38,"current_value":0.29,"normalization_scale":0.08,"pressure_direction":"decrease","weight":0.35},{"metric_id":"eviction_filings_per_1000","baseline_value":12,"current_value":16,"normalization_scale":5,"pressure_direction":"increase","weight":0.25}]},"operations":[{"method":"POST","inputSchema":{"type":"object","required":["metrics"],"additionalProperties":false,"properties":{"metrics":{"type":"array","minItems":1,"maxItems":1000,"items":{"type":"object","required":["metric_id","baseline_value","current_value","normalization_scale","pressure_direction","weight"],"additionalProperties":false,"properties":{"metric_id":{"type":"string","minLength":1,"maxLength":128},"baseline_value":{"type":"number","minimum":-1000000000000000,"maximum":1000000000000000},"current_value":{"type":"number","minimum":-1000000000000000,"maximum":1000000000000000},"normalization_scale":{"type":"number","minimum":1e-9,"maximum":1000000000000000},"pressure_direction":{"type":"string","enum":["increase","decrease"]},"weight":{"type":"number","minimum":0,"maximum":1000000}}}}}},"requestExample":{"metrics":[{"metric_id":"median_rent","baseline_value":1100,"current_value":1420,"normalization_scale":250,"pressure_direction":"increase","weight":0.4},{"metric_id":"low_income_household_share","baseline_value":0.38,"current_value":0.29,"normalization_scale":0.08,"pressure_direction":"decrease","weight":0.35},{"metric_id":"eviction_filings_per_1000","baseline_value":12,"current_value":16,"normalization_scale":5,"pressure_direction":"increase","weight":0.25}]}}],"example_request":{"metrics":[{"metric_id":"median_rent","baseline_value":1100,"current_value":1420,"normalization_scale":250,"pressure_direction":"increase","weight":0.4},{"metric_id":"low_income_household_share","baseline_value":0.38,"current_value":0.29,"normalization_scale":0.08,"pressure_direction":"decrease","weight":0.35},{"metric_id":"eviction_filings_per_1000","baseline_value":12,"current_value":16,"normalization_scale":5,"pressure_direction":"increase","weight":0.25}]},"serviceName":"HALOWERK propwerk","tags":["iot","neighborhood","indicator"],"outputSchema":{"type":"object","required":["method"],"properties":{"method":{"type":"string"}},"additionalProperties":true},"outputExample":{"descriptive_index_0_to_100":75.133593,"combined_standardized_change":1.10575,"components":[{"metric_id":"median_rent","standardized_change":1.28,"weighted_contribution":0.512},{"metric_id":"low_income_household_share","standardized_change":1.125,"weighted_contribution":0.39375},{"metric_id":"eviction_filings_per_1000","standardized_change":0.8,"weighted_contribution":0.2}],"interpretation":"higher means greater caller-defined change pressure; it is not a causal or moral judgment","method":"weighted standardized neighborhood-change indicator"}}