In order to solve the opto-distortion problems of medical electronic endoscope, the theory of real-time distortion correction system of medical electronic endoscope and the realization of hardware system are introduced.

Line-based nonlinear distortion correction of a calibration image;

BP NN-based method for lens distortion correction of large-field imaging;

Method for on-line calibration and distortion correction of image measurement system;

Probe into the Application of Artificial Neural Networks in Hydrologic Real-time Correction;

The difficulty problem of image deform in multi-speed security verification system is discussed in the paper, and a real-time correction algorithm is provided.

The real-time correction algorithm based on Kalman filter technique was proposed to improve the accuracy of real-time hydrological forecasting under the circumstances that the nonlinearity of flow concentration of river channels is evident.

The Kalmann filter real-time adjustment technique based on artificial neural networks;

In this paper the method of real-time adjustment of flood forecast for large river systems is developed based on the analysis of real-time flood forecast and real-time adjustment.

The feasibility of application of Kalman filtering to real time correction of hydrodynamic model is discussed in the paper and the state-space equation can be established using the discrete St.