Divide and Conquer
Similar to quick sort
2D Implementation
12345678910111213141516171819202122232425262728void quickHull(std::vector<Matrix<double> >&hull,std::vector<Matrix&l...
定义
A function f:Rn→Rf: \mathbf{R}^n \rightarrow \mathbf{R}f:Rn→R is convex if domf\operatorname{dom} fdomf is a convex set and if for all xxx, y∈domfy \in \operatorname{dom} fy∈domf, and θ\theta...
Using the Chain Rule to calculate derivatives
Name:w1,w2,w3,b1,b2,b3w_1,w_2,w_3,b_1,b_2,b_3w1,w2,w3,b1,b2,b3.
Estimate b3b_3b3. Assume we have the optimal values for all of the parameters e...
Features
The grey forecasting model needs to consider less external factors and does not rely too much on historical data, which is in line with the characteristics of “poor data” and “easy to flu...