Mathematical notations used throughout the guide.
Engineers programming automated optical inspection or coordinate measuring machines (CMM) cannot hard-code tolerance limits. They must program a decision rule. The formulas in the official guide allow for real-time risk-based decision-making. iso iec guide 98-4 pdf
—a calculation that combines the measurement with prior knowledge. Risk Management Mathematical notations used throughout the guide
The document distinguishes between two types of risk: iso iec guide 98-4 pdf