{"uid":"cap_GjuUYIC2qZ-6dRE7zhmAq","slug":"sampling-observations-duplicate-key-report-equal-width-histogram-3f4c0613","name":"Sampling Observations — Duplicate Key Report + Equal-Width Histogram","description":"Sampling observations — Duplicate key report + Equal-width histogram: Duplicate key report + 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-15-064?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_rSUpg6eTP8sKgWB0NdJOq","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":"Analyzes up to 200 sampling observation records (sample_value, sample_weight) to produce a duplicate key report and an equal-width histogram in a single API call.","exampleAgentPrompt":"I have 120 sampling observation rows with row_id, dataset_group, date, sample_value, and sample_weight fields — can you run a duplicate key report and build a 10-bin equal-width histogram on the sample_value field for me?","exampleUseCases":[{"title":"Survey data quality check","prompt":"I've got 80 survey response rows with sample_value and sample_weight columns — can you check them for duplicate row IDs and show me how the sample_value is distributed across 8 equal-width bins?"},{"title":"Weighted sample distribution analysis","prompt":"Here are 150 observation records from my field study. I need a duplicate key report to catch any repeated entries, plus a histogram with 5 bins on the sample_weight column so I can see the spread."},{"title":"Pre-analysis data validation for research dataset","prompt":"Before I hand this sampling dataset off to my stats team, can you run it through a duplicate key check and give me a 15-bin equal-width histogram on sample_value? There are about 200 rows total."}],"resultDescription":"Returns two analytical reports: (1) a duplicate key report identifying any row_id values that appear more than once across the submitted records, and (2) an equal-width histogram showing the frequency distribution of the selected numeric field (sample_value or sample_weight) divided into the specified number of bins (1–30). Both reports are computed locally from the supplied data with no external lookups.","failureModes":["More than 200 rows submitted — request will be rejected or truncated","bins value outside 1–30 range — validation error","Missing required fields (row_id, dataset_group, date, sample_value, sample_weight) on any row — schema validation failure","date field not matching YYYY-MM-DD pattern — format error","All sample_value or sample_weight entries are null — histogram cannot be computed","Payment not included or insufficient USDC — x402 payment required error"],"whenToPreferThis":"Choose this endpoint when you need both a duplicate key check and a distribution histogram on sampling observation data in a single cheap call ($0.01 USDC). It is ideal for pre-analysis data quality workflows on datasets up to 200 rows where you want to detect repeated row IDs and understand the numeric distribution of sample_value or sample_weight without any external data enrichment or live lookups.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:38:02.740Z","isFirstParty":false,"canonicalSlug":"sampling-observations-duplicate-key-report-equal-width-histogram-3f4c0613"}