{"uid":"cap_X0ojYk43pO5J7W_cprVQk","slug":"rqm-reconstruct-time-domain-signal-8ba244ff","name":"RQM Reconstruct Time Domain Signal","description":"Reconstruct Time Domain Signal: Convert these bounded frequency bins into time-domain samples and verify the caller's... Use when: The caller needs a bounded objective result that can directly gate or feed its next step. Returns: strict JSON summary, checksummed artifact manifest. Boundaries: Deterministic bounded local signal processing only; no causal, hardware, physical, regulatory, safety, or...","url":"https://jobs.rqmtechnologies.com/x402/buyer-jobs/wave.reconstruct-time-domain-signal.v1","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"request":{"type":"object","description":"Reconstruct Time Domain Signal request metadata is discovery-only while execution is disabled.","additionalProperties":true},"schema_version":{"const":"rqm.jobs.bazaar-buyer-job-request.v1"},"idempotency_key":{"type":"string","pattern":"^[A-Za-z0-9][A-Za-z0-9._:-]*$","maxLength":128,"minLength":1},"max_total_price":{"type":"string","pattern":"^(?:0|[1-9]\\d{0,13})(?:\\.\\d{1,6})?$"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_q5TKn2aS5pCuN-vzNBygm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts bounded frequency-domain bins (complex samples) back into time-domain samples via inverse FFT and validates round-trip accuracy against a caller-supplied maximum RMSE threshold.","exampleAgentPrompt":"Take these 512 complex frequency bins sampled at 44100 Hz with ortho normalization and reconstruct the original time-domain signal, then verify the round-trip RMSE stays below 0.01.","exampleUseCases":[{"title":"Audio waveform reconstruction from spectrum","prompt":"I have 1024 complex frequency bins from an audio FFT at 44100 Hz using backward normalization — reconstruct the time-domain audio samples and confirm the round-trip RMSE is under 0.001."},{"title":"RF signal round-trip integrity check","prompt":"Convert these 256 complex RF frequency bins sampled at 2.4 GHz with forward normalization back into time-domain samples and tell me if the round-trip error stays below 0.05 — I want to make sure the spectral representation is lossless."},{"title":"Sensor capture verification after spectral processing","prompt":"I processed a sensor capture through a forward FFT and now need to invert it back to time domain at 1000 Hz with ortho normalization; compare the result against my original reference samples and flag if the RMSE exceeds 0.1."}],"resultDescription":"Returns time-domain complex samples reconstructed from the input frequency bins, along with a round-trip RMSE value computed against optional reference samples, and a pass/fail verdict indicating whether the RMSE is within the caller-specified maximum threshold.","failureModes":["RMSE exceeds maximum_round_trip_rmse threshold — reconstruction rejected","frequency_bins count outside 1–4096 range — validation error","sample_rate_hz is zero or negative — rejected","invalid normalization enum value — schema error","mismatched reference_time_samples length — error","malformed complex sample (missing real or imaginary) — schema validation failure","payment failure (x402) — request not processed"],"whenToPreferThis":"Use this endpoint when you have frequency-domain complex bins (e.g. from an FFT or RQM's Convert Capture To Spectrum endpoint) and need to recover the original time-domain signal with a bounded, verifiable reconstruction error. Ideal for pipelines that require a quantitative round-trip RMSE guarantee before passing results downstream. Prefer this over manual IFFT implementations when you need a managed, pay-per-call service with built-in validation. Not suitable when you need streaming reconstruction, hardware-in-the-loop truth, or causal/physical diagnosis of the signal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:55:55.525Z","isFirstParty":false}