ultra-extreme this one of the more attention, with leading the same level of ultra-high-grade 2K screen really let Kira have a kind of aristocratic feeling beyond other ultra-extreme, 2K screen not only in the display of the delicate degree of good performance, The same is true in the color-rendering reduction, which can be said that the 2K screen is the most da
brightly colored, the text is clear and sharp, again with the super real sound effect, will give the person a kind of indescribable real enjoyment.
At present, the 4K screen display is not much, currently mainly in large-screen high-definition television, large screen display, the top plate equipment can be seen, while the general smartphone, ordinary computer monitors, the resolution is mainly 720P High-definition, 1080P Full HD resolution, and then higher, that is, 4K super clear screen, The
configuration, cost-effective
In the middle of April this year, Le saw the release of three blockbuster new machines, respectively, le 1, le 1 Pro, le view super mobile phone max. In these three models, the video super Mobile Max screen max, hardware configuration is also the most fever. The Super mobile phone Max uses the metal fuselage, has the Athens gold, the simple silver two kind of body color, the appearance simple Vogue, is called the most good-looking giant screen handset
Main content:
Algorithm flow for SP
The MATLAB implementation of SP
Experiment and result of one-dimensional signal
Experiment and result of the relationship between the measured number m and the probability of the reconstruction success
Performance comparison of SP and Cosamp
First, the SP's algorithm flowThe compression sample matching trace (Cosamp) is almost identical to the subspace Trace (SP), so the algorithm flow is basically the same.The main difference bet
previous sequence traversal of the tree in the graph is: 1, 2. 5,6. 7,3,4,8. 9,10.2. Post-sequential traversal Basic idea : This post-order traversal is to first visit the child nodes, and then visit the root node . The sequential traversal of the tree in the graph is: 5, 6. 7,2,3,9,10,8,4. 1.3. Hierarchical traversalBasic idea : Start from the first layer and traverse each layer to the end.The hierarchical traversal of the tree in the graph is: 1, 2. 3,4,5. 6,7,8. 9,10.Some related concepts an
Program Simulation number of collisions: 157.89 estimated number of expected collisions N (k-ke^ (-n/k)): 157.02140307635705Probability of non-conflictAfter the n items are hashed, the probability of a conflict does not occur first to the first hash item item (1), item (1) can be hashed into any bucket, but once the item (1) is fixed, the second item (2) can only be hashed to the except item (1) Other k-1 locations in your location, and so on, you can know
P (probability of conflict no
\ (w_n\)),All other\ (n\)The second unit root is its entire power.three large lemmaTo eliminate the lemma:\[w_{dn}^{dk}=w_n^k\]Prove:\[w_{dk}^{dn}=e^{2dkπi/dn}=w_n^k\]Binary lemma:\[(W_N^{K+N/2}) ^2= (w_n^k) ^2\]Prove:\[(W_N^{K+N/2}) ^2=w_n^{2k+n}=w_n^nw_n^{2k}= (w_n^k) ^2\]which\ (w_n^n=cos2π+i\) \ (sin2π=1\)Summation lemma:For any integer \ (n≥1\) and non-negative integer ( k\)that cannot be divisible by
Product-sum numbersA natural number, N, that can is written as the sum and product of a given set of at least the natural numbers, {a1, A2, ... , AK} is called a product-sum number:n = a1 + A2 + ... + ak = A1xa2x...xak.For example, 6 = 1 + 2 + 3 = 1x2x3.For a given set of size, K, we shall call the smallest N with this property a minimal product-sum number. The minimal product-sum numbers for sets of size, K = 2, 3, 4, 5, and 6 is as follows.K=2:4 = 2x2 = 2 +
"Title description"Given a string, calculate the number of its different substrings."Input Format"A single string containing only uppercase letters, length "Output Format"A line is a positive integer, which is the number of different substrings."Sample Input"Ababa"Sample Output"9 "Ideas"I can see that it is a suffix array problem ~ But I will not write Qaq. Have to learn now use ~At the end of the string to fill a ' $ ', not because of the other only because it is smaller than ' A '. Otherwise,
write is right, and that it is not necessarily right to read it. With this corresponding normal block, it is certain that the write readout is normal. There are two kinds of bad blocks:(1) There is a bad block at the factory:One is the factory, that is, you buy new, but also useless NAND Flash, you can contain the bad block. This kind of factory has a bad block, known as factory (masked) or initial bad/invalid block, before the factory, will do the corresponding mark, marked as a bad block. (2)
-(n> 1 );
Now shift the original number 2 bits to the right and subtract from count;Count = N-(n> 1)-(N> 2 );
Keep doing this until you reach the end.Count = N-(n> 1)-(N> 2 )-... -(N> 31 );
Let analyze and see what count holds now.N = A31 * 231 + A30 * 230 + ..... + AK * 2 K + .... + A1 * 2 + a0;
N> 1 = A31 * 230 + A30 * 229 + ..... + AK * 2k-1 + .... + A1;N> 2 = A31 * 229 + A30 * 228 + ..... + AK * 2k-2 +
Old jump (because character too jump, is recognized by everyone nickname), 87, Hunan people, in the old Zhao's college Bunk brothers.In 2008, two people went to Guangzhou to live in a job search apartment to find a job.Lao Zhao looking for a job for half a month, but the old jump in Guangzhou to start the next day to work.Old jumping home is actually good, parents are in institutions, or only the only son.Graduation that year, the family want to let him go home succession, continue to eat iron r
Suppose: There are n numbers that need to be sorted.The full arrangement of n numbers is a (n,n) = n!Based on comparison, Iin the best case , you can sift half of the n! possible. That is to say, the remaining (N!/2) species is possible.This comparison is done in K-times. Finally sift out a sort (conforming to the requirements):n!/(2k) Formula derivation:2k > n! I understand that k means how many times to s
Swap is an exchange partition under the Ubuntu system, its function and function is somewhat similar to our Windows system virtual memory, the user opens this function to let the Ubuntu system run more convenient, the swap operation mode divides into the manual operation and the automatic running two kinds of forms, Some users will find it troublesome to run manually, but some users do not know how to add swap to the startup of Ubuntu, below see Small series for you to provide the Operation meth
Description:For the heap sorting of the lookup array, only K-trips can be found to find the element K small.Using a small top heap to maintain a heap with a size of initial magnitude, K-times heap rows can be obtained with the K-small element void heapSearch1 (int array[], int size, int k) {assert (Array! = NULL S ize > 0 k Constructing a heap of size n is less than 2N compared to the number of comparisons used to remove the K-min elements by less than
: The element left by the son is compared to the right element of the son, and then sorted and merged into a father left or right. Here, until you get the respective sort merge complete the last two arrays: the most original left and right, and only until their respective order, cannot confirm the order of the entire array, or need to be combined with the end to complete the true meaning of the sort.
Vi. Heap Sequencing
In this example, the Fixdown function implements a downward a
//lookup/etc directory, file name begins with init and file owner is root
-type is based on file type lookup. F: Binary file L: Soft connection file D: Directory-size +[-]unit represents a file greater than or less thanTip: When retrieving file size, the black data block size of Linux is converted so that the query is faster and more accurate. For example: centos5.5 's black size is 512 bytes, looking for a file larger than 100M command is: find/etc-size +204800//Find files larger than 100M unde
A. Win 2K disk quota
Computers running Windows 2K can allocate the disk space that users use on demand. As long as you are on a drive in the NTFS 5.0 file system format, you can limit the use of disk space to users by enabling the disk quota management feature. Disk quotas are a user-and partition-based file storage management. With disk quota management, administrators can reasonably allocate disk space t
In all NT systems, there are several ways to get the login user's password. I know three ways to achieve this.
1.hook Winlogon in several functions, the network also has this type of program, called Winlogonhijack Project in Rootkit.com has provided, but that project only for the local login user valid, remote login user invalid.
2. Using Gina and Winlogon to socket, as long as some functions execute their own record password code, you can record the password, high stability, and for local or
Tags: class BSP Different detailed basis selection Engineering basic POSThe Hamming check code is to add a k check digit outside n data bits, thus forming a new code word of k+n bit, so that the code distance of the new code word can be larger evenly. The relationship between N and K is (1).(1) A.2k-1>=n+k b.2k-1"Answer" A"Parsing" the basic knowledge of checking code.The Hamming code is a multiple (duplex)
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