{"uid":"cap_i99NUslLNua8PZhmUJMss","slug":"feature-availability-analytics-trailing-mean-series-equal-width-2addc03f","name":"Feature Availability Analytics: Trailing Mean Series + Equal-Width Histogram","description":"Feature availability — Trailing mean series + Equal-width histogram: Trailing mean series + Equal-width histogram for supplied feature availability records (populated_features, expected_features). 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-10-148?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"bins":{"type":"integer","default":5,"maximum":30,"minimum":1},"rows":{"type":"array","items":{"type":"object","required":["row_id","dataset_group","date","populated_features","expected_features"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"dataset_group":{"type":"string","default":"","maxLength":80},"expected_features":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"populated_features":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","dataset_group":"group-a","expected_features":1,"populated_features":10},{"date":"2026-10-02","row_id":"row-2","dataset_group":"group-b","expected_features":2,"populated_features":20},{"date":"2026-10-03","row_id":"row-3","dataset_group":"group-a","expected_features":3,"populated_features":15},{"date":"2026-10-04","row_id":"row-4","dataset_group":"group-b","expected_features":4,"populated_features":30}],"maxItems":200,"minItems":1},"field":{"enum":["populated_features","expected_features"],"type":"string","default":"populated_features"},"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_Zg_67MeZknAKq1eJOOHbF","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 an equal-width histogram over feature availability data (populated_features or expected_features) for up to 200 rows, returning two independent analytical reports.","exampleAgentPrompt":"Can you run a trailing mean series and equal-width histogram on my feature availability data — I have 50 rows with populated_features and expected_features values by date, use a window of 5 and 10 bins, analyzing the populated_features field?","exampleUseCases":[{"title":"ML pipeline data completeness audit","prompt":"I have 120 rows of daily feature availability records across two dataset groups with populated_features and expected_features counts. Can you generate a trailing mean series with a window of 7 and a 10-bin histogram so I can see how feature fill rates are trending and distributed?"},{"title":"Data drift monitoring dashboard","prompt":"Run a trailing mean and histogram report on this feature availability dataset — 80 rows, target field is expected_features, window of 3, and 5 bins. I want to spot any drift in how many features we expect to be populated week over week."},{"title":"Dataset group feature coverage comparison","prompt":"I've got 200 rows of feature availability data across multiple dataset groups. Can you compute a 14-period trailing mean series and an equal-width histogram with 20 bins on the populated_features column so I can compare coverage across groups?"}],"resultDescription":"Two independent analytical reports: (1) a trailing mean time series showing the rolling average of the selected feature field (populated_features or expected_features) over the specified window, and (2) an equal-width histogram binning the feature values into the requested number of bins with frequency counts — both computed locally against the supplied row data, up to 200 rows.","failureModes":["Fewer than 1 or more than 200 rows supplied — request rejected","Window size larger than the number of data rows — may produce sparse or empty trailing mean","Missing required fields (row_id, date, populated_features, expected_features) on any row — validation error","Invalid date format (not YYYY-MM-DD) — schema validation failure","Bins parameter outside 1–30 range — rejected","All values null for the selected field — histogram and mean series may be empty or undefined","Payment not received or insufficient USDC — 402 response"],"whenToPreferThis":"Choose this endpoint when you need both a time-smoothed trend view (trailing mean) and a frequency distribution (histogram) of feature availability or data completeness metrics in a single paid call. It is ideal for ML feature store monitoring, data quality audits, and completeness reporting where you have structured row-level records with populated and expected feature counts by date. Prefer this over general statistics endpoints when you specifically need histogram binning plus rolling mean on feature-availability-shaped data without requiring live data lookups or external enrichment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T07:19:45.336Z","isFirstParty":false,"canonicalSlug":"feature-availability-analytics-trailing-mean-series-equal-width-2addc03f"}