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Observation Bin Occupancy Tool

Count supplied observations in fixed half-open time bins without assigning behavioral categories.

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Description

Bin supplied event times on a half-open grid.

Behavioral-study coding depends on observation intervals, missing samples, event records and assignment rules. Partial-, whole- and momentary-sampling summaries answer different questions; local agreement or coverage does not establish actual behavior, a diagnosis or an effective intervention.

Bin supplied event times on a half-open grid.

When to use this tool

Use Observation Bin Occupancy when checking the stated behavioral-research observation, assignment, coverage or coding convention.

How to use the tool and how it works

  1. Enter times, origin, binWidth, binCount. 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 counts, outsideCount. Use the output convention below.

Bin supplied event times on a half-open grid. Require binWidth > 0 and whole binCount 1..256; index = floor((time-origin)/width), increment a bin when within range and otherwise outsideCount.1

Input fieldMeaning and unitsAccepted input
timesTimesRequired. Array of finite number; maximum items 256.
originOriginRequired. Finite number.
binWidthBin WidthRequired. Finite number; strictly above 0.
binCountBin CountRequired. Safe integer; minimum 1; maximum 256.
Output fieldInterpretationReturned shape
countsCountsRequired. Array of safe integer; maximum items 256.
outsideCountOutside CountRequired. Safe integer.
json
{
  "input": {
    "times": [
      0,
      1,
      2,
      4,
      -1
    ],
    "origin": 0,
    "binWidth": 2,
    "binCount": 2
  },
  "output": {
    "counts": [
      2,
      1
    ],
    "outsideCount": 2
  }
}

Limitations and assumptions

  • The final upper boundary is outside; no actual event detection, duration weighting or behavioral inference is performed.
  • 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 verified observations and the study’s complete sampling/coding protocol, with appropriate statistical and professional interpretation for health or intervention decisions.

References

  1. Calculation and input contract: behavioral-science/observation-bin-occupancy — tool.io

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