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Mathematics is the foundation of computer technology, linear algebra is the basis of machine learning and deep learning, the best way to understand the knowledge of the data I think is to understand the concept, mathematics is not only used for exams in school, but also the essential basic knowledge of the work, in fact, there are many interestin
This is already the third algorithm of machine learning. Speaking of the simple Bayes, perhaps everyone is not very clear what. But if you have studied probability theory and mathematical statistics, you may have some idea of Bayesian theorem, but you can't remember where it is. Yes, so important a theorem, in probability theory and mathematical statistics, only a very small space to introduce it. This is n
Bayesian Introduction Bayesian learning Method characteristic Bayes rule maximum hypothesis example basic probability formula table
Machine learning learning speed is not fast enough, but hope to learn more down-to-earth. After all, although it is it but more biased in mathematics, so to learn the rigorous and thoroug
Vi. more hyper-parameters in grid search and K-nearest algorithmVii. Normalization of data Feature ScalingSolution: Map all data to the same scaleViii. the Scaler in Scikit-learnpreprocessing.pyImportNumPy as NPclassStandardscaler:def __init__(self): Self.mean_=None Self.scale_=NonedefFit (self, X):"""get the mean and variance of the data based on the training data set X""" assertX.ndim = = 2,"The dimension of X must be 2"Self.mean_= Np.array ([Np.mean (X[:,i]) forIinchRange (x.shape[1]))
1. The complete course of statistics all of statistics Carnegie Kimelon Wosseman
2. Fourth edition, "Probability Theory and Mathematical Statistics" Morris. Heidegger, Morris H.degroot, and Mark. Schevish (Mark j.shervish)
3. Introduction to Linear algebra, Gilbert. Strong--Online video tutorials are classic
4. "Numerical linear algebra", Tracy Füssen. Lloyd and David. Bao
Textbooks suitable for undergraduates
5. Predictive data analysis of machine
Analytical:Two categories: Each classifier can only divide the samples into two categories. The prison samples were warders, thieves, food-delivery officers, and others. Two classifications certainly won't work. Vapnik 95 proposed to the basis of the support vector machine is a two classification classifier, this classifier learning process is to solve a positive and negative two classification derived fro
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Nonlinear Transformation (nonlinear conversion)
ReviewIn the 11th lecture, we introduce how to deal with two classification problems through logistic regression, and how to solve multiple classification problems by Ova/ovo decomposition.
Quadratic hypothesesThe two-time hypothetical space linear hypothetical space is extremely flawed:
So far, the machine learning model we have introduced is linear model,
machine learning classification algorithms such as Bayesian, SVM, decision tree and so on can be used for static defect prediction techniques. In order to solve the problem of class imbalance, the methods of resampling, integration learning and cost sensitivity are adopted.
In this paper, multi-core learning algor
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We have developed a false news detector using machine learning and natural language processing, which has an accuracy rate of more than 95% on the validation set. In the real world, the accuracy rate should be lower than 95%, especially with the passage of time, the way the creation of false news will change.
Because of the rapid development of natural language processing and
http://www.paper.edu.cnDiscussion on software protection using virtual machine technologyZhang LuSchool of Computer Science and Technology, Beijing University of Posts and Telecommunications, Peking (100876)E-mail:dwingg@gmail.comAbsrtact: This paper presents a new method of software protection using virtual machine pr
is all 0. And because it can be deduced that b=1nz∗zt=wt∗ (1NX∗XT) w=wt∗c∗w, this expression actually means that the function of the linear transformation matrix W in the PCA algorithm is to diagonalization the original covariance matrix C. Because diagonalization in linear algebra is obtained by solving eigenvalue and corresponding eigenvector, the process of PCA algorithm can be introduced (the process is mainly excerpted from Zhou Zhihua's "machine
Virtual Machine-Based Software Protection TechnologyGuideVirtual Machine-based software protection technology is not sure whether it is first proposed by vmprotect, but vmprotect is undoubtedly to promote this technology to people. Nowadays, virtual machine-based
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Reprint Please specify the Source: http://www.cnblogs.com/ymingjingr/p/4271742.htmlDirectoryMachine learning Cornerstone Note When machine learning can be used (1)Machine learning Cornerstone Note 2--When you can use machine
first, gradient descent method
In the machine learning algorithm, for many supervised learning models, the loss function of the original model needs to be constructed, then the loss function is optimized by the optimization algorithm in order to find the optimal parameter. In the optimization algorithm of machine
http://blog.csdn.net/pipisorry/article/details/44119187Machine learning machines Learning-andrew NG Courses Study notesMachine Learning System DesignPrioritizing what do I do on priorityError analysisError Metrics for skewed Classes Error metrics with biased classesTrading Off Precision and recall weigh accuracy and recall rateData for machines
Which programming language should I choose for machine learning ?, Machine Programming Language
Which programming language should developers learn to get jobs like machine learning or data science?
This is a very important issue. We have discussed this issue in many forums.
TOP1: Brush Machine Wizard
Brush Machine Wizard is a running on the PC side of the Android mobile phone brush machine software, can help users in a brief process to quickly complete the brush machine upgrade. It can help you automatically install device drivers, get root pe
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