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Radiometer Bandwidth Normalization Tool

Uniform spectral-density normalization under a caller-asserted flat-band approximation.

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Description

Return mean signal per bandwidth and a reference-bandwidth equivalent.

Atmospheric optical and radiation quantities distinguish spectral density, integrated flux, solid-angle response and reporting codes. A local attenuation factor, bin contribution or coverage bound requires compatible geometry and definitions rather than establishing a complete radiative transfer or observed cloud state.

Return mean signal per bandwidth and a reference-bandwidth equivalent.

When to use this tool

Use Radiometer Bandwidth Normalization when checking the stated optical, radiometric, cloud-code or coverage convention.

How to use the tool and how it works

  1. Enter integratedSignal, bandwidth, referenceBandwidth. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read perUnitBandwidth, referenceSignal. Use the output convention below.

Return mean signal per bandwidth and a reference-bandwidth equivalent. Require positive bandwidth/referenceBandwidth; perUnitBandwidth = integratedSignal/bandwidth, referenceSignal multiplies by referenceBandwidth.1

Input fieldMeaning and unitsAccepted input
integratedSignalIntegrated SignalRequired. Finite number.
bandwidthBandwidthRequired. Finite number; strictly above 0.
referenceBandwidthReference BandwidthRequired. Finite number; strictly above 0.
Output fieldInterpretationReturned shape
perUnitBandwidthPer Unit BandwidthRequired. Finite number.
referenceSignalReference SignalRequired. Finite number.
json
{
  "input": {
    "integratedSignal": 20,
    "bandwidth": 5,
    "referenceBandwidth": 2
  },
  "output": {
    "perUnitBandwidth": 4,
    "referenceSignal": 8
  }
}

Limitations and assumptions

  • The reference equivalent assumes the stated mean density applies there; actual spectral shape and detector response are not modeled.
  • Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
  • Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.

Alternative or Complementary methods

Use the source-specific observation code table and an appropriate calibrated spectral/atmospheric model for actual cloud or radiative interpretation.

References

  1. Calculation and input contract: atmospheric-physics/radiometer-bandwidth-normalization — tool.io

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