Scribner/Doyle Log Scale Recovery Lookup

Audit paired local Scribner/Doyle recovery scaling reference. Audit caller independently verified matched reference against actual observation, not a fabricated specification. Caller independently verifies units, applicability and matching conditions; no operational recipe, safety certification, causal efficacy or legal/resource classification is inferred.

Description

Scribner and Doyle references represent different board-foot estimation conventions.

Scribner and Doyle references represent different board-foot estimation conventions.1

A comparison requires the same log dimensions and explicitly identified rule rather than treating the two estimates as interchangeable. Use this tool to compare an observation with an exact caller-supplied numeric reference.

When to use Scribner/Doyle Log Scale Recovery Lookup

Use this tool to compare an observation with an exact caller-supplied numeric reference. Establish the species/site, survey protocol, units, sampled area or exposure, and the independently chosen reference or model.

How to use Scribner/Doyle Log Scale Recovery Lookup and understand its results

  1. Establish the species/site, survey protocol, units, sampled area or exposure, and the independently chosen reference or model.
  2. Enter callerScribnerDoyleRecoveryIds, callerScribnerDoyleRecoveryValues, queryScribnerDoyleRecoveryId, observedScribnerDoyleRecoveryValue, using the field meanings and rules below, then run the tool.
  3. Read callerMatchedScribnerDoyleRecoveryValue, signedObservedMinusScribnerDoyleRecoveryReference. Interpret the fields using their units, signs and evidence conventions below.
  4. If input validation fails, correct the reported field and run again. Before applying the result, check reference scope, model assumptions and any missing evidence or placeholder values.
Input fieldMeaningValue typeRequirement
callerScribnerDoyleRecoveryIdsCaller scribner doyle recovery idslist of stringRequired
callerScribnerDoyleRecoveryValuesCaller scribner doyle recovery valueslist of numberRequired
queryScribnerDoyleRecoveryIdQuery scribner doyle recovery idstringRequired
observedScribnerDoyleRecoveryValueObserved scribner doyle recovery valuenumberRequired

Enter nonempty aligned caller reference IDs and numeric reference values, an exact query ID and an observed value on the same unit and protocol basis. Reference values and the observation must be nonnegative; they need not be integers. IDs must be unique and nonblank, with at most 128 UTF-16 units each. The implementation uses case-sensitive exact matching without trimming, returns the matched reference value and subtracts it from the observation. An absent query or duplicate key fails. No regional dataset is installed, retrieved or authenticated.

reference=values[indexOfExact(queryId,ids)]; signedDifference=observed−reference

Use the exact units, boundary rules, ordering and missing-evidence conventions above.

Output fieldMeaningValue type
callerMatchedScribnerDoyleRecoveryValueCaller Matched Scribner Doyle Recovery Value; follow the units, sign, ordering and evidence convention stated abovenumber
signedObservedMinusScribnerDoyleRecoveryReferenceSigned Observed Minus Scribner Doyle Recovery Reference; follow the units, sign, ordering and evidence convention stated abovenumber
json
{
  "input": {
    "callerScribnerDoyleRecoveryIds": [
      "a",
      "b"
    ],
    "callerScribnerDoyleRecoveryValues": [
      2,
      4
    ],
    "queryScribnerDoyleRecoveryId": "b",
    "observedScribnerDoyleRecoveryValue": 5
  },
  "output": {
    "callerMatchedScribnerDoyleRecoveryValue": 4,
    "signedObservedMinusScribnerDoyleRecoveryReference": 1
  }
}

Limitations and assumptions

The numerical reference, unit basis and observation come from the caller. No authoritative regional table, standard edition, calibration or management rule is installed, retrieved or verified.

All listed fields require explicit values. Unexpected fields, incorrect types, nonfinite numbers and sparse evidence arrays fail validation; the specific bounds and alignment requirements are stated above. Extremely large inputs or outputs can also be rejected. An input error is distinct from a successful result reporting false, no matches or missing evidence.

Alternative or Complementary methods

Use Kozak Taper Curve Calculator for this related task: A Kozak 1969-style taper relation expresses squared relative diameter as a quadratic in relative height.

Use International 1/4-Inch Rule Yield Lookup when its separate inputs and assumptions fit the question: The International quarter-inch rule is a named board-foot convention for log estimates.

References

  1. Scribner/Doyle Log Scale Recovery Lookup — tool.io

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