Description
For positive sourceX, sourceY, targetX, and targetY return xRatio=targetX/sourceX, yRatio=targetY/sourceY, and areaRatio=(targetX*targetY)/(sourceX*sourceY).
Precision-agriculture measurements combine spatial cells, sensor clocks, travel speeds, band signals, and application records. A correction or weighted share is meaningful only when coordinate frames, units, timestamps, and coverage bases agree. Supplied calibration and support flags remain distinct from measurements that establish them.
For positive sourceX, sourceY, targetX, and targetY return xRatio=targetX/sourceX, yRatio=targetY/sourceY, and areaRatio=(targetX*targetY)/(sourceX*sourceY).
When to use this tool
Use Precision Grid Resolution Mismatch Factor when you have the stated field, sensor, map, or application records and need this correction or geometric/accounting component.
How to use the tool and how it works
- Enter sourceX, sourceY, targetX, targetY. Use the units and conventions below.
- Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
- Read areaRatio, xRatio, yRatio. Use the output convention below.
For positive sourceX, sourceY, targetX, and targetY return xRatio=targetX/sourceX, yRatio=targetY/sourceY, and areaRatio=(targetX*targetY)/(sourceX*sourceY).1
| Input field | Meaning and units | Accepted input |
|---|---|---|
| sourceX | Source X | Required. Finite number; strictly above 0. |
| sourceY | Source Y | Required. Finite number; strictly above 0. |
| targetX | Target X | Required. Finite number; strictly above 0. |
| targetY | Target Y | Required. Finite number; strictly above 0. |
| Output field | Interpretation | Returned shape |
|---|---|---|
| areaRatio | Area Ratio | Required. Finite number. |
| xRatio | X Ratio | Required. Finite number. |
| yRatio | Y Ratio | Required. Finite number. |
{
"input": {
"sourceX": 2,
"sourceY": 3,
"targetX": 4,
"targetY": 6
},
"output": {
"areaRatio": 4,
"xRatio": 2,
"yRatio": 2
}
}Limitations and assumptions
- Use matching linear units for grid dimensions. The area ratio concerns nominal rectangular cells and does not resample maps or account for projection distortions.
- 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. Signed zero is exported as zero.
Alternative or Complementary methods
Verify the measurement calibration, coordinate frame, spatial support, and clock convention before combining this term into a map or control workflow. Use a complete equipment or field model when geometric and operating constraints matter.
References
Similar or alternative tools
- Grid Zone Overlap Fraction
Require positive cellArea and overlapArea within zero through cellArea; return fraction=overlapArea/cellArea.
- Precision Pass Guidance Cross Track Gap
Remaining margin to a supplied guidance corridor, not estimation of cross-track error.