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minimizing the degree of impurity at each step, the cart can handle the outliers and be able to handle the vacancy values. The termination condition of the tree partition: 1, the node achieves the complete purity; 2, the depth of the tree reaches the depth of the user3, the number of samples in the node belongs to the user specified number;Pruning method of tree is a pruning method of cost complexity;See details: http://blog.csdn.net/tianguokaka/article/details/9018933 Copyright NOTICE: This ar
training samples.The above two or three can be done in the case of inverse existence, but what if the characteristics of the data are more than the sample points, because the inverse is not present at this time? You can use the ridge regression method to solve this problem, that is, it will be converted to, the other and the previous approach is similar.Of course, there is a method called forward stepwise regression, it is through each step to a certain weight increase or decrease a small value
Install e-file Debian on the dragon core machine through NFS
In the dragon core machine mounted system, a lot of methods, most of them listed here: http://dev.lemote.com/drupal/node/62In fact, the goal of installing the system is to put the file system and kernel that support the MIPs/loongson command to a certain part
Machine Learning notes of the Dragon Star program
Preface
In recent weeks, I spent some time learning the machine learning course of the Dragon Star program for the next summer vacation. For more information, see the appendix. This course chooses to talk about the basic model in ML. It also introduces popular and new
October 2017 in the idle fish online Amoy a loongson2f godson Ling Dragon 9s2a of one machine, come back a toss after,
Co-created graphics system is hung, only into the command system, Deb Source and no, in order not to the existing system
Hang up again, so I want to focus on the system. For this I have a 250g 2.5-inch blank hard drive to the machine, and then ac
Preface
In recent weeks, I spent some time learning the machine learning course of the Dragon Star program for the next summer vacation. For more information, see the appendix. This course chooses to talk about the basic model in ml. It also introduces popular and new algorithms in recent years. In addition, it also combines ml theory with actual problems, for example, it is applied to visual and Web appl
The DEBIAN6 system installation image file is
http://www.anheng.com.cn/loongson/install/lynloong_2f_9003/
File name is: lynloong_debian6_install.tar.gz
This file needs to be decompressed to 3 files, copy the three files to the U disk, and the device that was previously copied under the Co-creation system
The module files are also copied to the U-disk, which may be useful later. Insert the U-Disk into the godson all-in-one machine, press the DEL ke
500 units configuration information for switches, routers, and security devices are backed up to prevent device failures during the holiday A good backup can quickly restore the configuration, facing so many network equipment, let him helpless, see left off time only 30 minutes after work, go home to the station. 650) this.width=650; "Src=" Http://s5.51cto.com/wyfs02/M02/82/8A/wKiom1dYFC2yyL1UAADPmnt1uOM071.png-wh_500x0-wm_3 -wmp_4-s_958418019.png "title=" image 1.png "alt=" Wkiom1d
firm, voltmeter Test, and immediately after the glue gun with glue fixed.2. Connect all the device lines, and in the case of the chassis, the motherboard must be taken down carefully. Prevent it from being broken. Mat Cardboard.3. No metal is allowed in the chassis. For example, accidentally falling into a spiral to prevent a short circuit.4. Install the test after testing, various interfaces. For example, the network port, RS232 serial port, 15-pin VGA interface test. Test to check whether the
And to the Dragon Boat Festival, 3 days of holiday, so many want to buy a computer shoes finally have a careful choice of time. Compared to do-it-yourself DIY computer, brand computer to choose more secure. Many brand computers reinstall the system, there will be abnormal screen display or computer without sound and other problems, in fact, these are due to the installation of a corresponding brand-driven machine
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