{"uid":"cap_4JBC5B2RN3hsZf4CmddGt","slug":"feedback-theme-cross-validation-grouped-three-fold-baseline-evaluation-eb8da321","name":"Feedback Theme Cross-Validation — Grouped Three-Fold Baseline Evaluation","description":"Feedback theme - Grouped three-fold baseline evaluation: Grouped three-fold baseline evaluation for Feedback theme. Up to 200 supplied labelled text records. Local dataset tools, evaluation and small naive-Bayes baselines; no hosted model or foundation-model training. One of 25 profiles or calculations across 20 shared operations in this sector. 0.01 USDC includes one bounded grouped three-fold baseline evaluation deliverable.","url":"https://market.datapackvibe.com/x402/assistant-sector-ml-feedback-theme-cross-validation?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"records":{"type":"array","items":{"type":"object","required":["id","text","actual"],"properties":{"id":{"type":"string","default":"","maxLength":80,"minLength":1},"text":{"type":"string","default":"","maxLength":1000},"actual":{"enum":["quality","price","delivery","support"],"type":"string"}},"additionalProperties":false},"default":[{"id":"example-0-0","text":"quality sample document number 0 for this supplied dataset.","actual":"quality"},{"id":"example-0-1","text":"quality sample document number 1 for this supplied dataset.","actual":"quality"},{"id":"example-0-2","text":"quality sample document number 2 for this supplied dataset.","actual":"quality"},{"id":"example-1-0","text":"price sample document number 0 for this supplied dataset.","actual":"price"},{"id":"example-1-1","text":"price sample document number 1 for this supplied dataset.","actual":"price"},{"id":"example-1-2","text":"price sample document number 2 for this supplied dataset.","actual":"price"},{"id":"example-2-0","text":"delivery sample document number 0 for this supplied dataset.","actual":"delivery"},{"id":"example-2-1","text":"delivery sample document number 1 for this supplied dataset.","actual":"delivery"},{"id":"example-2-2","text":"delivery sample document number 2 for this supplied dataset.","actual":"delivery"},{"id":"example-3-0","text":"support sample document number 0 for this supplied dataset.","actual":"support"},{"id":"example-3-1","text":"support sample document number 1 for this supplied dataset.","actual":"support"},{"id":"example-3-2","text":"support sample document number 2 for this supplied dataset.","actual":"support"}],"maxItems":200,"minItems":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_ZzJH_fU7mPz_gav_k61-Q","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":"Runs a grouped three-fold cross-validation with a naive-Bayes baseline classifier on up to 200 labelled feedback text records across four themes: quality, price, delivery, and support.","exampleAgentPrompt":"Run a grouped three-fold baseline cross-validation on my 60 labelled customer feedback records — each record has an ID, the feedback text, and an actual label that's one of quality, price, delivery, or support — and tell me how accurately a naive-Bayes classifier can distinguish those four themes.","exampleUseCases":[{"title":"Benchmark feedback classifier before training","prompt":"I've got 120 labelled customer reviews tagged as either quality, price, delivery, or support. Can you run a grouped three-fold baseline evaluation on them so I know how well a naive-Bayes model can separate those categories before I invest in anything heavier?"},{"title":"Validate labelling quality of feedback dataset","prompt":"We just finished manually labelling 180 customer support tickets into quality, price, delivery, and support themes — can you run a three-fold cross-validation with a naive-Bayes baseline to check if the labels are consistent and learnable?"},{"title":"Compare theme separability across feedback channels","prompt":"I have 90 product review snippets split across quality, price, delivery, and support labels. Run a grouped three-fold baseline evaluation on them so I can see which themes are easiest for a simple model to distinguish and which ones are getting confused."}],"resultDescription":"A bounded grouped three-fold baseline evaluation deliverable containing cross-validation accuracy metrics computed by a naive-Bayes classifier over the supplied labelled text records. Results indicate how well the four feedback themes (quality, price, delivery, support) can be separated by a simple baseline model, with per-fold or aggregate performance scores.","failureModes":["Fewer than 2 records supplied — minItems constraint violated","More than 200 records supplied — maxItems constraint exceeded","Invalid or missing 'actual' label — must be one of: quality, price, delivery, support","Record ID exceeds 80 characters or is empty — minLength/maxLength constraint violated","Text field exceeds 1000 characters per record","Insufficient class representation across folds for meaningful cross-validation","Payment not completed via x402 protocol — request rejected before processing"],"whenToPreferThis":"Choose this endpoint when you have a small labelled feedback dataset (up to 200 records) and want a quick, cheap ($0.01 USDC) baseline evaluation using a naive-Bayes classifier with grouped three-fold cross-validation, without needing a hosted model or foundation-model infrastructure. It is specifically designed for the four feedback themes — quality, price, delivery, support — and is ideal for validating label quality, estimating baseline separability, or benchmarking before committing to more expensive ML pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T19:16:43.912Z","isFirstParty":false,"canonicalSlug":"feedback-theme-cross-validation-grouped-three-fold-baseline-evaluation-eb8da321"}