溢出和精度损失检测

调试溢出和精度损失的来源，并与浮点行为进行比较

识别、跟踪和调试溢出、精度损失以及范围或精度浪费的来源。将嵌入式实现与理想浮点行为进行比较。

App

检查与参数量化相关的数值问题

Data Type Override Preferences Using fipref
Data type override using the fipref object.
Underflow and Overflow Logging Using fipref
Examples of using fipref objects to set logging preferences for fi objects.
Compute Quantization Error
This example shows how to compute and compare the statistics of the signal quantization error when using various rounding methods.
Visualize Differences Between Floating-Point and Fixed-Point Results
Use a custom plot function to compare the behavior of the generated fixed-point code against the behavior of the original floating-point MATLAB code.
Enable Plotting Using the Simulation Data Inspector
Inspect and compare floating-point and fixed-point logged input and output data.
Custom Plot Functions
Visualize numerical differences during fixed-point conversion.
Detect Overflows
Detect overflows using the app.

Use the Fixed-Point Tool to Explore Numerical Behavior
Example showing how to use the Fixed-Point Tool to compare floating-point and fixed-point data types.
处理 Simulink 模型中的溢出
控制当模型包含溢出时收到的警告消息。
Net Slope and Net Bias Precision
Net slope and bias precision, detecting precision loss, underflow, and overflow.
Detect Fixed-Point Constant Precision Loss
This example shows how to detect fixed-point constant precision loss.
Use Scaled Doubles to Avoid Precision Loss
How to avoid precision loss by overriding the data types in your model with scaled doubles.