数学模型 Resources

Showing items tagged with "数学模型"

Ant Colony Optimization (ACO) is a novel general-purpose heuristic method for solving combinatorial optimization problems, characterized by positive feedback, distributed computation, and constructive greedy heuristic search. By establishing an appropriate mathematical model, fault location in distribution networks based on fault overcurrent is transformed into a nonlinear global optimization problem. The implementation typically involves simulating artificial ants that deposit pheromone trails, with probability-based path selection mechanisms guiding the search toward optimal solutions.

MATLAB 219 views Tagged

A speech emotion recognition system based on the Gaussian Mixture Model (GMM) framework, where GMM serves as a mathematical model for fitting data distributions. Discrepancies between observed data patterns and model outputs are expected since EM algorithm estimation of GMM parameters typically assumes incomplete data - meaning the algorithm computationally "completes" hidden or missing data components during parameter optimization. The system implementation involves feature extraction from speech signals, GMM parameter initialization, iterative EM updates for mean vectors, covariance matrices, and mixture weights, followed by maximum likelihood classification for emotion categorization.

MATLAB 258 views Tagged

DC Motor Mathematical Model including three distinct model files with corresponding MATLAB demonstration files for PID speed control and position control

MATLAB 297 views Tagged

Applying Simulink for automotive powertrain performance simulation. Many engineering problems involve complex mathematical models, where the fundamental approach uses differential equations to describe specific processes. After correctly establishing the mathematical model's differential equations, Simulink/MATLAB modules enable straightforward construction of simulation models based on these equations. Key implementation aspects include leveraging built-in solvers for differential equations and configuring subsystem blocks to represent vehicle components.

MATLAB 224 views Tagged