QA Official

SVM Parameter Setting and Significance of Various Parameters

https://qaofficial.com/post/2019/04/01/68374-svm-parameter-setting-and-significance-of-various-parameters.html 2019-04-01
parameters: [ 5x1double ] % structural variables, which in turn hold parameters such as-s-t-d-g-r, etc. NR _ class: number of 4% classifications totalsv: 39% total number of support vectors rho: [6x1 double] %b=-model.rho Label: [4x1 double] ProbA: [] ProbB: [] NSV: [ 4x1double ] % Number of support vectors per class sv_coef: [39x3 double] % Coefficients of Support Vector SVs: [39x12 double] % specific support vector, stored as sparse matrix

eclipse installation and Chinese localization, as well as configuration

https://qaofficial.com/post/2019/04/01/68234-eclipse-installation-and-chinese-localization-as-well-as-configuration.html 2019-04-01
Download eclipse from the official website http://www.eclipse.org/downloads/eclipse-packages/ -Select " Eclipse IDE for Java Developers" to determine whether it is 64bit or 32 bit or http://www.eclipse.org/downloads/download the recommended version directly Install after download, customize installation directory 注意,安装时提示没有java环境,请下载sun(Oracle)的jdk

freemarker Label Learning Complete Tutorial, Very Comprehensive ~

https://qaofficial.com/post/2019/04/01/68326-freemarker-label-learning-complete-tutorial-very-comprehensive-~.html 2019-04-01
Recently, I was learning freemarker to make web pages static, so I searched the following related knowledge ~~~copy from: http://demojava.iteye.com/blog/800204 The following contents are all collected online: FreeMarker's template file is not much more complicated than HTML pages. FreeMarker template file mainly consists of the following four parts: 1, text: direct output part 2, comments: < #-...-> format part, not output 3. Interpolation: the parts in $ { ... }

javaEE Basics

https://qaofficial.com/post/2019/04/01/68333-javaee-basics.html 2019-04-01
What is servlet servlet is actually a java class, but it inherits the httpServlet class. servlet's main function is to accept page parameters and then call business logic, which you can understand as a transit point. servlet Runs on Server servlet Lifecycle init (): initialization phase, executed only once service (): Response to Customer Request Phase destroy (): destruction phase servlet Working Principle When the user sends a request to the server, the service () method will be called to respond to the request.

javaEE specification and SSH three frameworks exactly have what relation

https://qaofficial.com/post/2019/04/01/68349-javaee-specification-and-ssh-three-frameworks-exactly-have-what-relation.html 2019-04-01
1994-2000 is the great sailing age of the Internet. Please note that the following points in time are very important. In 1994, Netscape released version 0.9 of Navigator browser.This is the first mature web browser in history, causing a sensation.However, this version of the browser can only be used for browsing and does not have the ability to interact with visitors.Netscape is in urgent need of a web script language that enables browsers to interact with web pages.

libfacedetection (ii): human eye detection based on libface

https://qaofficial.com/post/2019/04/01/68241-libfacedetection-ii-human-eye-detection-based-on-libface.html 2019-04-01
On the basis of libface, the human eye detector provided by opencv is added. Please refer to the specific code for the specific process: /* The MIT License (MIT) Copyright (c) 2015-2017 Shiqi Yu [email protected] Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to

libfacedetetion Face Detection (for your own viewing)

https://qaofficial.com/post/2019/04/01/68231-libfacedetetion-face-detection-for-your-own-viewing.html 2019-04-01
Camera-based // libfacedec.cpp : 定义控制台应用程序的入口点。 // #include "stdafx.h" #include "stdafx.h" #include <opencv.hpp>//加载OPENCV库所需的头文件 #include <facede

libsvm code reading: analysis on svm_train function

https://qaofficial.com/post/2019/04/01/68368-libsvm-code-reading-analysis-on-svm_train-function.html 2019-04-01
Update: 2014-2-27 LINJM @ HQU " Libsvm Column Address: http://blog.csdn.net/column/details/libsvm.html" In svm, training is a very important step. Let's look at the train part of svm. In svm_train of libsvm, there are two parts: regression and classification. I will only introduce the classification. classification steps are as follows: Count the total number of categories, record the labels of categories at the same time, and count the number of samples of

oneclassSVM ,SVDD

https://qaofficial.com/post/2019/04/01/68370-oneclasssvm-svdd.html 2019-04-01
Today I'd like to introduce you to one class classification and use SVDD (Support Vector Domain Description) to do one class classification.Recently, I came into contact with one classification, which is quite interesting. It is still quite different from the thinking of many types of classification. It is a long posture ~ We know that classification problems are generally of category 2 or more, typical category 2 problems such as

tld Label Learning Classic Tutorial

https://qaofficial.com/post/2019/04/01/68325-tld-label-learning-classic-tutorial.html 2019-04-01
1. Overview   JSP 2.0 provides two new methods for developing custom tags: 1, SimpleTag mechanism simpletag JSP 2.0 has added a new API for creating custom tags: javax.servlet.jsp.tagext.simpletag, which defines an interface for implementing simple tags.Different from the existing interface in JSP 1.2, SimpleTag interface does not use the doStartTag () and doEndTag () methods, but provides a simple doTag () method.This method is used only once when calling the tag.