{"uid":"cap_0wVdWavEwBSrlU79Ea64b","slug":"null-coverage-analytics-trailing-mean-series-two-measure-correlation-41e3cf0d","name":"Null Coverage Analytics — Trailing Mean Series + Two-Measure Correlation","description":"Null coverage — Trailing mean series + Two-measure correlation: Trailing mean series + Two-measure correlation for supplied null coverage records (missing_values, total_values). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.","url":"https://market.datapackvibe.com/x402/assistant-ib26-analytics-03-150?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"rows":{"type":"array","items":{"type":"object","required":["row_id","dataset_group","date","missing_values","total_values"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"total_values":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"dataset_group":{"type":"string","default":"","maxLength":80},"missing_values":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","total_values":1,"dataset_group":"group-a","missing_values":10},{"date":"2026-10-02","row_id":"row-2","total_values":2,"dataset_group":"group-b","missing_values":20},{"date":"2026-10-03","row_id":"row-3","total_values":3,"dataset_group":"group-a","missing_values":15},{"date":"2026-10-04","row_id":"row-4","total_values":4,"dataset_group":"group-b","missing_values":30}],"maxItems":200,"minItems":1},"field":{"enum":["missing_values","total_values"],"type":"string","default":"missing_values"},"window":{"type":"integer","default":2,"maximum":200,"minimum":2}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_uD4f_VisFZ9W0XZw3LjEr","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a trailing moving-average time series and a Pearson/two-measure correlation between missing_values and total_values for up to 200 supplied null-coverage records, returning two independent analytical reports.","exampleAgentPrompt":"Calculate a trailing mean series with a window of 5 and the correlation between missing_values and total_values for my null coverage dataset — here are 10 rows with dates from 2024-01-01 to 2024-01-10, dataset_group 'prod', and missing_values ranging from 3 to 25 against total_values of 100 each.","exampleUseCases":[{"title":"Data pipeline null rate trend analysis","prompt":"I have 30 days of null coverage records for my ETL pipeline — each row has a date, missing_values, and total_values. Can you run a trailing mean series with a window of 7 on missing_values and also show me the correlation between missing_values and total_values across all rows?"},{"title":"Multi-group data quality comparison","prompt":"I've got 60 rows of null coverage data split between two dataset groups, 'warehouse' and 'staging', with dates from 2024-03-01 onward. Run a 10-window trailing mean on total_values and give me the two-measure correlation report for missing_values vs total_values."},{"title":"Weekly data completeness reporting","prompt":"Here are my weekly null coverage numbers for the last 20 weeks — row IDs, dates, missing_values, and total_values all included. Compute the trailing mean series with a window of 4 and correlate missing_values with total_values so I can include the stats in my data quality summary."}],"resultDescription":"Returns two analytical reports: (1) a trailing moving-average time series over the selected field (missing_values or total_values) using the specified window size, and (2) a two-measure correlation analysis between missing_values and total_values — all computed locally from the supplied rows, with no external data lookups. Up to 200 rows supported per call.","failureModes":["Fewer than 2 rows supplied — minimum 1 row required but trailing mean needs at least window-size rows to produce meaningful output","Window size larger than the number of rows — leading to empty or truncated trailing mean series","Missing required fields (row_id, date, missing_values, total_values) — validation error","Date strings not matching YYYY-MM-DD pattern — schema rejection","Rows exceed 200 maximum — request rejected","Null/missing numeric values in critical fields — may produce NaN or skipped entries in the series"],"whenToPreferThis":"Choose this endpoint when you need both a rolling/trailing mean time series AND a correlation statistic between two null-coverage measures (missing_values and total_values) in a single low-cost call. It is ideal for data quality monitoring workflows where you want to smooth noisy null-rate data over time and simultaneously understand the linear relationship between missingness and dataset size. Prefer it over general-purpose analytics when your data follows the null-coverage schema (row_id, dataset_group, date, missing_values, total_values) and you need both reports bundled at $0.01 USDC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T00:57:40.563Z","isFirstParty":false,"canonicalSlug":"null-coverage-analytics-trailing-mean-series-two-measure-correlation-41e3cf0d"}