For every portrait photographer, digging through Photoshop is probably an unavoidable task. Even if you do not need to "pull" the model out, many times we also need to the character's skin (mainly facial) to do a constituency (or mask), for follow-up landscaping treatment.
I'm afraid we all have to admit that it's not easy to pull a picture or make a selection or a mask. For objects with simple shapes, we have a lot of constituency methods and a powe
PS There are many selection tools, how to pick the selection tool, depending on the selected object, such as a simple object banana or a very complex object hair and so on.
This tutorial is written primarily for beginners, explaining how to use 5 quick selection tools to create a valid selection.
1: Magic Wand Tool
Objective
Have been watching Vue in recent months, and then try to implement certain components using only native Js+vue.
PC end Time Selection component This is the first implementation of the PC on the time selection, usually the mobile end is also doing, so I want to realize the mobile end of the time selector, the following share I realize the mobile end of the wheel effect time selector thinking and
Recently, according to the needs of the project, sorted out a relatively comprehensive wheelview use control, borrowed before see a word, is standing on the shoulders of giants, made a number of small adjustments.Here, put the effect chart first.
The commonly used time choice format, the individual choice, as well as the city linkage, here basically can satisfy.
Here the single selection, and date time selecti
Many friends have talked about how to turn a path into a constituency in fireworks, but in fireworks MX, there has been an increase in the ability to convert paths directly into selections, and there are workarounds in fireworks 4.0 or earlier. One, Fireworks mx in the methodFor convenience, let's take a simple round a and rectangular B as an example and prepare to make the circle a a selection. Of course, we can also do some complex path, the truth
When you are editing text, it is likely that you will have to make the same or regular changes to the multiline text as shown in the following illustration. For example, we want to unify the "name =" before each line of text that has content (2~10 lines), or we want to add an English semicolon to the end of each line of text, or even, we want to add a numeric or alphabetic ordinal to each line of text. Using the EmEditor vertical selection mode will b
This article about Tf-idf/chi/ig.
Reference:
Http://blog.sina.com.cn/s/blog_6622f5c30101datu.html
http://lovejuan1314.iteye.com/blog/651460
1) TF-IDF in the feature selection of the misunderstanding.
TF-IDF is used for vector space model, and the calculation of document similarity is quite effective. But it is not enough to use TF-IDF in the text classification to judge whether a feature has a distinguishing degree .
= = = It only takes into accou
This article about Tf-idf/chi/ig.
Reference:
Http://blog.sina.com.cn/s/blog_6622f5c30101datu.html
http://lovejuan1314.iteye.com/blog/651460
1) TF-IDF in the feature selection of the misunderstanding.
TF-IDF is used in vector space model, and it is very effective to calculate the similarity of documents. However, it is not enough to use TF-IDF in text categorization to judge whether a feature has a distinguishing degree .
= = = It only considers th
The previous article summarizes the bubble sort and quick sort of the interchange sort. This article summarizes the selection of sorting, the choice of sorting is divided into direct selection of sorting and heap sorting, mainly from the following points to summarize.1. Direct selection sequencing and algorithm implementation2. Heap sequencing and algorithm imple
Hard Drive selection
1. The hard disk has the condition as far as possible chooses the SAS disk, does not have the money the Choice SSD, Funsion-io and so on, moreover. SATA disks can also be considered selectively according to the original application environment
2. RAID can choose RAID10 and RAID5, recommended to choose RAID10, it is the speed is also relatively safe, RAID5 words suitable for reading more business. But it is recommended to use RAI
The purpose of the application selection is to select an application for the transaction being executed. Step: First create the application candidate list, then select an app from the candidate list. I. Creating a candidate list
Establish a list of applications that are supported by the terminal and the card.
Two methods: Directory selection method and aid list method
1. Catalogue
How Excel sets the Add Selection box button
How Excel sets the Add Selection box button to see the effect in the diagram, is already added the selection button Excel table, then how to make, please look down.
The button is in the Developer tab of the Excel table, the default installed Excel, this option is not selected, the small set out before an "Ex
Based on the characteristic engineering, the user characteristic, combined with the related machine learning algorithm, is used in the field of accurate delivery, forecast, wind control and so on. Whether there is supervised learning classification algorithm or unsupervised clustering, it is necessary to establish feature vectors to preprocess the features, and in the supervised training, sample screening is required. This section explains some of the methodological techniques in sample
Creating and editing a selection in Photoshop is the most basic skill. In this tutorial, we will show you the PS tutorial Photoshop Tutorial.
1. Basic modifications
① selection Garchon (hold down the SHIFT key when using the magic Wand tool, Lasso tool, and Marquee tool to Garchon the selection.) )
② selection (when
1. Basic Modifications
① selection Garchon (hold down the SHIFT key when using the magic Wand tool, Lasso tool, and Marquee tool to Garchon the selection.) )
② selection (when you use the Magic Wand tool, Lasso tool, and Marquee tool, hold down the ALT key to select a selection.) )
③ the
1: Select (selectable) component can make the user page of some elements can be selected, users can click the element or drag to select them, you can
Hold down the CTRL key to select discontinuous elements
$ ('. Selector '). selectable (options);
However, the style of the ui-selecting and ui-selected classes is not provided in the theme packs in the jquery UI library, so you also need to create them yourself when you use the selection components
JS full selection function code optimization Recently looking at JavaScript MVC that book, also feel that their own writing code is not elegant, so have been thinking of another mode to write JS code, so for the previous simple JS full selection function to do a simple demo, using the current encoding method to recoding, Of course you will always write your own code in this way. Here is the following code:
CheckBox selection should be a more practical front-end skills, many times we need to click a checkbox, and then all the check boxes are automatically selected, some of the CMS system in the background, the use of this JS effect, will greatly enhance the operation experience, So how exactly is this function achieved?
Duplex Duplex binding is one of the most interesting Avalon bindings because it helps developers do a lot of things internally, allowin
The sample code runs as shown below:
In many cases, we often need to implement a tree's polymorphic selection, as shown in the figure above, when all child nodes are selected, the current node is selected (such as the diagram [Jingmen] node) and the current node is in a third state when the child node is partially selected (for example, the [Hubei Province] node) when all child nodes are not selected The current node is in an unchecked state (such
This blog goes on to say sort of select one of the class sort: Tree Select sort
In the simple selection of the sort, each comparison does not use the results of the last comparison, so the time complexity of the comparison operation is O (n^2), want to reduce the number of comparisons, you need to compare the size of the relationship in the process to save. Tree selection Sorting is an improvement to the si
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