{"uid":"cap_FmELY2Gd0jTo0QBdQhSWS","slug":"sampling-observations-daily-sum-series-equal-width-histogram-d60da128","name":"Sampling Observations — Daily Sum Series + Equal-Width Histogram","description":"Sampling observations — Daily sum series + Equal-width histogram: Daily sum series + Equal-width histogram for supplied sampling observations records (sample_value, sample_weight). 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-15-139?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","sample_value","sample_weight"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"sample_value":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"dataset_group":{"type":"string","default":"","maxLength":80},"sample_weight":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","sample_value":10,"dataset_group":"group-a","sample_weight":1},{"date":"2026-10-02","row_id":"row-2","sample_value":20,"dataset_group":"group-b","sample_weight":2},{"date":"2026-10-03","row_id":"row-3","sample_value":15,"dataset_group":"group-a","sample_weight":3},{"date":"2026-10-04","row_id":"row-4","sample_value":30,"dataset_group":"group-b","sample_weight":4}],"maxItems":200,"minItems":1},"field":{"enum":["sample_value","sample_weight"],"type":"string","default":"sample_value"}}},"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_YMzyblrCnEPoCubulK4lY","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 daily sum time series and an equal-width histogram from supplied sampling observation records (sample_value, sample_weight) for up to 200 rows.","exampleAgentPrompt":"Can you run a daily sum series and a 10-bin equal-width histogram on these sampling observations — I have 80 rows, each with a date, row_id, dataset_group, sample_value, and sample_weight — and analyze the sample_value field?","exampleUseCases":[{"title":"Environmental sensor daily aggregation","prompt":"I have 150 sensor readings with dates, sample values (pollution levels), and sample weights — can you compute the daily sum series and a 5-bin histogram of the sample_value field so I can see how readings accumulate each day and how they're distributed?"},{"title":"Survey response distribution analysis","prompt":"Here are 90 survey response records with sample_value scores and sample_weight importance factors, each tagged by date and group — give me a daily sum series and a 15-bin equal-width histogram of the sample_value field."},{"title":"Sales sampling quality review","prompt":"I've got 200 rows of sampled sales figures with dates, dataset groups, sample values, and weights — please run the daily sum series and a 8-bin histogram on the sample_weight field so I can audit the weighting distribution over time."}],"resultDescription":"Two independent analytical reports: (1) a daily sum series aggregating the chosen field (sample_value or sample_weight) by date across all supplied rows, and (2) an equal-width histogram breaking the chosen field into the specified number of bins with frequency counts. Both are computed locally on the supplied data with no external lookups.","failureModes":["More than 200 rows submitted — exceeds maxItems limit, request rejected","Invalid date format (not YYYY-MM-DD) — schema validation failure","bins value outside 1–30 range — validation error","sample_value or sample_weight outside ±1,000,000,000,000 — validation error","Empty rows array — minItems violation","Missing required fields (row_id, dataset_group, date, sample_value, sample_weight) — schema error","Payment not provided or insufficient — x402 payment required error"],"whenToPreferThis":"Choose this endpoint when you have up to 200 rows of sampling observations with dates and numeric values and need both a time-series daily sum and a histogram distribution report in a single low-cost call ($0.01 USDC). It is ideal for lightweight offline statistical summarization of sampled data without needing a full analytics platform or live data connection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:38:51.351Z","isFirstParty":false,"canonicalSlug":"sampling-observations-daily-sum-series-equal-width-histogram-d60da128"}