fisheye correction

When correcting the code, it is generally necessary to mark the amended part, that is, fix tag. What's the use of fixing tags? Because there is a fixed format, it can also be used to count the number of lines of change code. Of course, the number of lines of statistical code is not simply inserted into a snippet. Mark correction Section number of statistics code lines Instructions for use \ta: Inserts an append code area at the line where the

If it's Windows7 's old users, from M1 to Beta, and from RC to RTM, you'll probably find that some users ' system slows down after using Windows7 's photo viewer. Especially when you use Windows Photo Viewer to view some picture format files, the system call process is obviously somewhat "obtuse", causing the Windows 7 system to slow down because it enables "use Windows 7 monitor calibration." Small knowledge: Why is the "use Windows 7 Monitor calibration" enabled to slow down the system? Usin

1. Idiom Error correction (15 points) Problem Background Idioms are the cultural treasures of the Chinese nation, as a microcosm of history, the crystallization of wisdom, the essence of Chinese language, flashing a bright light. Your task is to correct the wrong four-word idiom and find it correctly. Specifically, you are only allowed to modify one of the four Chinese characters so that the modified idiom appears in the given list of idioms. The orig

Gamma correction is a non-linear operation of the gray value of the input image, which causes the gray value of the output image to be exponentially related to the gray value of the input image. The exponential gamma is gamma . The grayscale values of the input and output images after Gamma correction are shown in the following figure: The horizontal axis is the input gray value, the ordinate is the outpu

Input and output Input and output should be said to be the basic function of many websites. User input data, Web site output data for other people to browse. Take the current popular blog as an example, here the input and output is the author of the article after the creation of the blog post page for others to read. The problem here is that user input is usually not controlled, it may contain incorrect formatting or contains code with security implications, and the content of the final site ou

Hall effect and Nonlinear Correction [Date:] Source: Today's electronics/21IC Author: Tian Yaping [Font:Large Medium Small] 　 Hall effect When an electric metal or semiconductor wafer is placed vertically in a magnetic field, the two ends of the wafer produce a potential difference, which is called Hall effect. The potential difference between the two ends is called Hall potential, and its expression isUH = K · Ia · B/d K is the

Dr images are prone to S-shape, pillow, and local distortion, which interferes with the doctor's image judgment. In addition, in the three-dimensional reconstruction of medical images, uncorrected images can be reconstructed, which may cause interference such as ghosting. Therefore, distortion correction is a problem that must be addressed after Dr images are processed. Figure 1 original target image From figure 1, we can see that there is obvious

Texture content is often in the sRGB format. Details about this format can be found. In general, pixel pipelines assume that colors are linear so that the blending operation can be performed in linear spaces. Because the content in sRGB is gamma, processing in a linear space may lead to incorrect results. When the video card reads the sRGB content, it cancels the Gamma Correction to avoid errors. Then, when the pixel is output, the pixel information i

Many friends have come across the trouble caused by lens distortion, especially when using a cheap wide-angle lens, troubles often rise to extreme distress. There is no doubt that Adobe engineers are experiencing this distress, so in the latest version of Photoshop CS2 We are pleasantly surprised to see the lens correction filter (Lens correction filter). Next, let's take a closer look at this filter. Open

12 how to match a credit memo to an invoice for correction? [ID 1314520.1] ---------------------------------------------------------------------------------- applies: Oracle payables-version: 12.0.0 to 12.1.3-release: 12.0 to 12.1 Information in this document applies to any platform. Solution Here are steps to follow: 1. Create a standard invoice with some lines and distributions, Validate the invoice.2. create a credit memo with a line and a distribu

Recently, I want to write a Google Map correction software. First, there are not many tools available on the Internet. All the software is charged more than three times or files exceed a certain size. Write a kml file in Python and make the correction small.ProgramThe operation is okay, but the biggest problem is the accuracy of the database correction. I used a

Normal shooting images are usually produced by selecting some ground control points on the image, and using the digital elevation model (DEM) data within the range of the original image, tilt correction and projection correction are performed simultaneously for the image, and the image is re-sampled into a direct image. After splicing multiple normal images and performing color balancing, the cropped images

PS: Each layer has error correction, the physical layer has error correction level, belongs to the channel FEC code Data link layer with CRC checksum, which belongs to the channel FEC code Application layer, also has the application layer of FEC, that is, the source of FEC code Application-Level forward error correctionBased on these shortcomings, the use of these error control technology does not guarant

A picture has the hand, it is likely that the image has a tilt, wide angle distortion, there is need to cut the place, the following figure: Equipment: Canon SX130 is [Canon digital camera] Time: 2011-10-17 22:55:55+08:00 shutter: 1/18 aperture: f/3.4 focal length: 5 mm Sensitivity: 80 Of course, you can use light and shadow to deal with similar situations, but what if this is a raw picture with PS? Do you want to save it and use light and light? The following is an introduction t

How to set up the WPS text editor always put forward correction suggestions, now I come to explain how to operate. 1, start WPS text, click the selection program interface in the upper left corner of the "WPS text" option. (as shown in the picture) 2, click on the "WPS text" option after pop-up menu, click Select "Option". (as shown in the picture) 3, in the "Options" interface, click to select "Spelling"--check "always put forward

Recently made an automatic error Correction demo Web page: nfabo.cn when there are some typos in Query, the search engine will try to correct the errors by similar pinyinThe search engine restores these words to pinyin, replacing them with a known Query with the same pinyin.However, when the wrong Chinese character is Polyphone , especially if there are many such error inputs, all the search engines basically don't care, or only use one of the most co

operation found, even if the principle, can not solve the picture on different displays on different effects of the problem, that is, even in my computer has a perfect effect, but when they are other people through the mobile phone, computers and other terminals browsing, still imaging diversity. This is a reality that cannot be changed and can only be improved. Tell me how I operate. After finishing a picture in Photoshop, I'll open the picture in plain view mode. Yo

Users can use the spelling and grammar feature in Word2013 to check the spelling or grammatical errors of words that exist in Word2013 documents, and to set spelling correction options to make spelling and grammar checking more appropriate for their actual needs. To set spelling correction options in Word2013, the following steps are described: Step 1th, open the Word2013 document window and click the file

Currently, the Touch screen Correction Algorithm in Touch demo adopts a conversion method written by Carlos E. Vidales. The basic principle is to take the three points on the screen as the upper center, the middle right side, and the lower center, and then make correction. For details about the conversion principle, refer to the following link: Original English: Http://www.embedded.com/design/configurable-s

Both the purchase order and the sales order have two options for credit correction and the remaining number of credits when the packing list or invoice is transferred. This article describes the functions of these two options. The two options are credit correction and credit remaining quantity in English. I don't know if this translation means English, but it doesn't matter, it's just a symbol. It's importa