Tag：Maximize

Time：2021712
Link to the original text:http://tecdat.cn/?p=22853 This paper introduces different solvers in r that can be used for portfolio optimization. Universal solver The general solver can deal with any nonlinear optimization problem, but the cost may be slow convergence. defaultpackage The package stats (basic R package installed by default) provides several general optimizations. optimize()。 For onedimensional […]

Time：202177
Link to the original text:http://tecdat.cn/?p=3432 Source of the original text:Tuo end data tribal official account Introduction to linear programming Optimization is a technique for finding the best solution to a given problem for all possible solutions. Optimization uses rigorous mathematical models to find the most effective solution to a given problem. To start with the […]

Time：2021427
Link to the original text:http://tecdat.cn/?p=22034 I believe everyone has heard of the diversified portfolio of stocks and bonds. The improved stock matching trading strategy basically uses a forward method (RefarticleTo maximize the Sharpe ratio, we prefer volatility to yield. In other words, it uses a 72 day moving window to maximize the total return between […]

Time：2021420
If you want to get used to a system, the first thing to do is to be familiar with the shortcut keys of the system, and so is Ubuntu. Although most people have used Ubuntu, few of them have read the list of Ubuntu shortcuts. If I had not prepared this article, I would not […]

Time：20201122
introduce VLayerBased on vue.js The popup component of PC webpage is developed. collectionmsgalertdialognotifypopovertoastactionsheetAnd many other functions in one beautiful bullet frame components. Support drag and drop, zoom, maximize  full screen and other functions. As shown in the above figure, the following is a brief introduction to the specific implementation process. Rapid introduction staymain.jsThe components […]

Time：20201122
introduce VLayerBased on vue.js The popup component of PC webpage is developed. collectionmsgalertdialognotifypopovertoastactionsheetAnd many other functions in one beautiful bullet frame components. Support drag and drop, zoom, maximize  full screen and other functions. As shown in the above figure, the following is a brief introduction to the specific implementation process. Rapid introduction staymain.jsThe components […]

Time：2020923
Advanced experiment 23.1 pirates share the spoils P pirates stole D diamonds and then went to the high seas to share the spoils. They agreed on the following sharing strategy: first, P pirates draw lots to determine the serial number of 1p. Then, pirate No. 1 will put forward a distribution plan (the plan […]