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Just a little bit, some feeling, not in depth, make a record.Reference: Hidden Markov (HMM), front/back algorithm, Viterbi algorithm re-summaryWho can explain the Viterbi algorithm in layman's?The 26th chapter of the second edition of the Beauty of mathematicsThe structure of this article:1.HMM three elements2. Viterbi algorithm3. Concise examplesHmm three elements:1. Initial probability distribution πZ1 may be State 1, State 2 ... State n, so Z1 has an n-point distribution: Z1

any of the pattern samples as the first cluster center, such as Z1 = x1 Step Two: Select the distance z1 the farthest sample as the second cluster center. by Calculation, | | X6-Z1 | | Max, so z2 = x6 Step three: Calculate the distance between each pattern sample {XI, i =,..., N} and {z1, z2}, i.e. di1= | | XI-Z1 | | di2= | | XI–Z2 | | and select the Minimum dis

CubeTime limit:2000/1000 MS (java/others) Memory limit:131072/65536 K (java/others)Total submission (s): 1949 Accepted Submission (s): 1013Problem Descriptiongiven an n*n*n cube A, whose elements is either 0 or 1. A[i, J, K] means the number in the I-th row, j-th column and k-th layer. Initially we have A[i, J, K] = 0 (1 We define operations, 1: ' Not ' operation that we change the A[i, J, k]=! A[i, J, K]. That's means we change A[i, J, K] from 0->1,or 1->0. (X10: "Query" Operation we want to ge

Z1 = New Complex (); // This creates complex zero (0, 0) VaR Z2 = New Complex ( 2 , 4 ); VaR Z3 = New Complex ( 3 , 5 ); Console . Writeline ( "Complex zero :" + Z1 ); Console . Writeline (Z2 + "+" + Z3 + "=" + (Z2 + Z3 )); Console . Writeline ( "| Z2 | =" + Z2.magn.pdf

: Integrated System Solution Corp. (57) This process is automatic. Of course, you can also use hciconfig (8) for manual control. Search for Bluetooth devices HCI has been started, and now you can use it to find the bluetooth device. Of course, you must first enable the Bluetooth function of the bluetooth device. This is not nonsense. The Bluetooth function of the mobile phone is disabled by default, signals are sent only under manual control and can be scanned. However, the individual differenc

functions. Samsung SGH-C268 mobile phone At present, the c268 price of Samsung is 599 yuan, which is much more cost-effective than the previous 738 yuan, especially for a Samsung mobile phone with beautiful folding design and practical functions, it is quite good. Friends who like to fold their mobile phones may wish to purchase at our store. Motorola c168 Price: 558 yuan Motorola c168i has a

Article Title: Who Can Android expect ?. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Everyone knows that Android is highly expected by Google. In fact, in addition to Google, many enterprises also regard Android as a strategy to reinvent itself or bring new market opportunities, such as Motorola, such as China

semilogx function uses semi-logarithm coordinates. the X axis is a common logarithm scale, while the Y axis remains linear. Semilogy is the opposite of semilogx. The loglog function uses the full logarithm coordinates, and the X and Y axes use the logarithm scales. Example: omitted 4. Plotting functions for adaptive function sampling 5. other two-dimensional images Ii. 3D plotting 1. Basic functions for drawing 3D Curves The most basic 3D graphic function is plot3, which extends the related fun

=-J * IJ * k = I =-K * jK * I = J =-I * k The hypothetical device has two quartile numbers: Q1= W1+X1I + Y1J+ Z1KQ2= W2+X2I + Y2J+ Z2K The legal meaning of adding four elements is as follows: Q1 + q2 = (W1 + W2) + (X1 + x2) I + (Y1 + y2) J + (Z1 + Z2) k The theory of multiplication of four elements is as follows: Q1 * q2 = (W1 * W2-X1 * x2-Y1 * Y2-z1 * Z2) +(W1* X2+X1* W2+Y1*

1#include 2#include 3#include 4 #defineINF 10000000005 #defineM 1556 using namespacestd;7 intxx[5]={0,1,-1,0,0},yy[5]={0,0,0,1,-1};8 inta[m][m],b[m][m],n,m,mx,x1,x2,y1,y2,z1,z2,a1,a2,b1,b2,c1,c2,v[m][m][2*m],d[m][m][2*M];9 Charch;Ten intans=inf; One structData A { - intx,y,w,w1; - }; the BOOL operator>(data a,data b) - { - returnA.w>B.W; - } + voidDij (intXinty) - { + for(intI=1; i) A for(intj=1; j) at for(intk=0; k) -

http://blog.csdn.net/wust_xhj/article/details/47779539How to push it, look here.F[0]=0F[1]=1[0,1]* | 0 Q | (n-1) =[f (n-1), f (n)]| 1 q-1|Run Fast Power#include #includestring.h>#include#includeusing namespaceStd;typedefLong Longll;#defineMAXN 105structnode{ll z[3][3];}; ll Quick (ll a,ll b,ll c) {ll ans=1; while(b>0) { if(b%2==1) ans= (ans*a)%C; b/=2; A= (a*a)%C; } returnans;} ll P;node mou (node A,node b) {node C; for(intI=0;i2; i++) { for(intj=0;j2; j + +) {ll sum

, process:The model differs from the first model given in that it has two hidden layers.To familiarize ourselves with this model, we need to first understand the process of forward propagation, and for this model, the forward propagation process is as follows:Among them, the meaning of a1,z2 and other parameters can be referred to the first neural network model, the analogy is obtained.Then we define the error delta symbol to have the following meanin

There is a cube. Each lattice is 0 at first. You can operate on the lattice, change 0 to 1, change 1 to 0, and finally ask the last value of a grid.Idea: The application of three-dimensional tree arrays, plug-in points.Code:[Cpp]# Include # Include # Include Using namespace std;Const int n= 110;Int num [N] [N] [N];Int inline lowbit (int x ){Return x (-x );}Void inline update (int x, int y, int z, int add ){Int tempy = y, tempz = z;While (x> 0 ){Y = tempy;While (y> 0 ){Z = tempz;While (z> 0 ){Nu

Passwords for almost all mobile phonesPhone unlock: * 2767*2878 #/* 2767*7377 #Reset the Samsung QR code: * 2767*3855 # It can also be used for unlock or lock.Samsung display temperature and battery capacity: * #0228 #Samsung adjusted display contrast: * #0523 #Samsung Software Version: * #9999 #Samsung A100-A188 to see version: * #0837 #Motorola t2688 unlock all locks: 19980722T2688/2988/988 d no Chinese characters: * #0000 # OK (plug-in card)

Original article: http://zhidao.baidu.com/question/4947852.html Passwords for almost all mobile phonesPhone unlock: * 2767*2878 #/* 2767*7377 #Reset the Samsung QR code: * 2767*3855 # It can also be used for unlock or lock.Samsung display temperature and battery capacity: * #0228 #Samsung adjusted display contrast: * #0523 #Samsung Software Version: * #9999 #Samsung A100-A188 to see version: * #0837 #Motorola t2688 unlock all locks: 19980722T2688/2

AboutIPhonePlatform development is what we will introduce in this article. We will conduct comparative analysis from multiple platforms. Let's look at the content first. 1. Which platform is more promising for iPhone and Android? I prefer the iPhone platform (includingIPhone, IPod Touch, and iPad in a broad sense), because I think the most important thing to be successful in the future of mobile platforms is release and standards.IPhoneThe hardware is completely closed, and the distribution chan

There is a risk of flashing! Be careful with DIY !! 1. Prepare the tool Backup Tool: MPX200 _ Backup Tool Brush tool: Motorola mobile Upgrade Wizard Other tools: mpx200_tools 2. Prepare Rom2003 Simplified Chinese version (second edition): mpx200_chs_v2 The size of mpx200_chs_v2.img is 33,181,762 bytes. Please do not use the first version, it will damage your mobile phone! 3. How to back up the Rom?You can use the backup tool to back up the MPX200 ROM

With the development of PowerPC, the use of PowerPC architecture of the processor has formed a huge family, in communications, industrial control, aerospace defense and other requirements of high-performance and high reliability of the field has been widely used, is a "noble chip." At present, there are few Chinese materials to elaborate the PowerPC family pedigree, it is a regrettable thing. This article will give beginners a brief introduction to the PowerPC family. It is not an easy thing to

first rotating around the X axis is the latitude value, and then the degree of rotation around the Z axis is the longitude value. The spatial coordinates of A and B are calculated as (x1, y1, z1) and (x2, y2, z2) respectively ). 3. then calculate the angle between the two vectors of the space. The formula is: Cos θ = (OA * OB)/(| OA | * | OB |) = (x1 * x2 + y1 * y2 + z1 * z2)/(r * r) = x1 * x2 + y1 * y2 +

does not guarantee the stability of their interpolation results, because they cannot be normalized, therefore, it cannot be ensured that the length of the vector obtained after the final interpolation (the distance between two points after the Rotation Transformation) is equal, while the Quaternary element is in a unified four-dimensional space, facilitating normalization for interpolation, the Axis and angle can be easily obtained for the information data of 3D images, so it is not appropriate