{"uid":"cap_7mJroDdGCoa0H_ewW9qy7","slug":"label-review-analytics-equal-width-histogram-secondary-measure-6538efea","name":"Label Review Analytics: Equal-Width Histogram + Secondary-Measure Weighted Mean","description":"Label review — Equal-width histogram + Secondary-measure weighted mean: Equal-width histogram + Secondary-measure weighted mean for supplied label review records (reviewed_records, changed_labels). 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-12-172?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","reviewed_records","changed_labels"],"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},"changed_labels":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"reviewed_records":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","dataset_group":"group-a","changed_labels":1,"reviewed_records":10},{"date":"2026-10-02","row_id":"row-2","dataset_group":"group-b","changed_labels":2,"reviewed_records":20},{"date":"2026-10-03","row_id":"row-3","dataset_group":"group-a","changed_labels":3,"reviewed_records":15},{"date":"2026-10-04","row_id":"row-4","dataset_group":"group-b","changed_labels":4,"reviewed_records":30}],"maxItems":200,"minItems":1},"field":{"enum":["reviewed_records","changed_labels"],"type":"string","default":"reviewed_records"}}},"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_T4T3vuvzj-PhWlBq5BZrZ","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":"Generates two analytical reports — an equal-width histogram and a secondary-measure weighted mean — for label review records (reviewed_records and changed_labels) over up to 200 rows.","exampleAgentPrompt":"Can you run a histogram and weighted mean analysis on my label review data? I have 4 rows across two dataset groups (group-a and group-b) with reviewed_records as the primary field, using 5 bins.","exampleUseCases":[{"title":"ML annotation audit distribution analysis","prompt":"I need to analyze how our reviewed_records are distributed across 10 equal-width bins for our label review batch — here are 50 rows with row_id, date, dataset_group, reviewed_records, and changed_labels. Use reviewed_records as the primary field."},{"title":"Weighted label change rate summary","prompt":"Can you compute the secondary-measure weighted mean for changed_labels weighted by reviewed_records across my 120-row label review export? I want to understand the average rate of label changes relative to how many records were reviewed."},{"title":"Dataset group label quality comparison","prompt":"I have label review records from two dataset groups over the past month — about 80 rows total. Run me a 7-bin histogram on reviewed_records and also give me the weighted mean of changed_labels so I can compare quality across groups."}],"resultDescription":"Returns two analytical reports: (1) an equal-width histogram showing the frequency distribution of the selected primary field (reviewed_records or changed_labels) across the specified number of bins, and (2) a secondary-measure weighted mean computed from the supplied label review rows. Both reports are generated locally without external lookups.","failureModes":["Rows array is empty or missing required fields (row_id, date, reviewed_records, changed_labels)","More than 200 rows submitted — exceeds the maximum row limit","Invalid date format (must be YYYY-MM-DD)","bins parameter out of range (must be 1–30)","Null values in numeric fields may affect histogram and weighted mean calculations","Invalid field enum value (must be 'reviewed_records' or 'changed_labels')"],"whenToPreferThis":"Choose this endpoint when you have up to 200 label review records and need both a binned frequency distribution and a weighted mean statistic in a single low-cost call. It is ideal for ML data quality audits, annotation review sessions, or dataset group comparisons where you want local statistical analysis without any external data lookups or predictions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:38:52.451Z","isFirstParty":false,"canonicalSlug":"label-review-analytics-equal-width-histogram-secondary-measure-6538efea"}