3D object AABB collision detection algorithm, Cocos2d-x Collision Detection
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ViBe algorithm: vibe-a powerful technique for background detection and subtraction in video sequences
Judge Net: http://www2.ulg.ac.be/telecom/research/vibe/
Describe:
Vibe is a pixel-level video background modeling or foreground detection algorithm, the effect is better than several well-known algorithms, the hardware memory footprint is also low.
Code:
The algorithm executes the efficiency test program,
Example: Cocos2d-x physical engine: collision detection, cocos2d-x Collision DetectionCollision detection is an important purpose of using the physical engine. Using the physical engine can perform precise collision detection, and the execution efficiency is also high.Use the event dispatch mechanism in Cocos2d-x 3.x to manage collision events, and EventListenerP
CCDImage DetectionII>
Author: 1.1 drops of beer INSTRUCTOR: Chen Zheng; Unit: whu
Ii. Hardware Design for black/white image detection
2.1Power supply.
Figure6:CCOfD12vPower Source
Because the battery voltage of the car is 7.2 V, and the working voltage of the CCD camera is 12 V, a Boost Circuit needs to be built using a chip, as shown in figure 6.
2.2Video signal field synchronization signal separation.
Figure7: Video signal
In his blog Featuredetectionisnotbrowserdetection of the same name, NCZ describes a popular technology that has been used in front-end development-detection of users' browser platforms, and details historical development and advantages and disadvantages of various methods. I have roughly translated some articles and may have some misunderstandings. please correct me. It is worth noting that the comments are also worth reading.
Feature
human face recognition in vivo detection
In biometric systems, in order to prevent malicious people from forging and stealing other people's biological characteristics for identity authentication, biometric systems need to have a live detection function, that is, to determine whether the submitted biological characteristics come from living individuals.
In vivo detecti
I have roughly translated some
Article , Which may be incorrect. please correct me. It is worth noting that the comments are also worth reading.
Feature Detection At first, front-end engineers opposed browser detection. They thought the User-Agent sniffing method was very bad because it was not a future-oriented method.Code, Cannot adapt to the new version of the browser. A better way is to use feature
Author backgroundResearch on the detection algorithm of high-speed lane mark based on machine Vision _ Han 东北大学车辆工程硕士学位论文 2006年 7714】李晗. 基于机器视觉的高速车道标志线检测算法的研究[D2006. DOI:10.7666/d.y852642.`Overview of the structure of papersGrayscale of preprocessing"Highlight" mode to determine whether to select day mode or night mode:
At the beginning of each detection cycle, first determine whether to u
Pedestrian detection plays a vital role in many applications in the computer vision field, such as video surveillance, vehicle driver assistance systems, and human motion capturing systems. image Pedestrian detection methods can be divided into two categories: contour matching and apparent features. the apparent feature is defined as the image feature space (also called the descriptive operator). It can be
At present, a website has more than one version is very normal, such as the PC version, 3G version, mobile version and so on. Depending on the browsing device we need to be directed to different versions. Not only that, we sometimes need to load different CSS depending on the client, so we need to be able to detect the browsing device so that we need to use the "mobile detection" class library."Mobile Detection
recognition process. Mean Shift uses Iterative Computing to locate the nearest point in the data density distribution ). This method has three advantages: (1) extracting the background from videos containing chaotic motion objects; (2) very clear background; (3) noise and small margin (CAMERA) vibration is robust. Extensive experimental results prove the advantages of the above.
Key words: background subtraction, background generation, mean shift, influencing factor description, most reliable
http://blog.csdn.net/pipisorry/article/details/44783647Machine learning machines Learning-andrew NG Courses Study notesAnomaly Detection anomaly DetectionThe motive of problem motivation problemAnomaly Detection ExampleApplycation of anomaly DetectionNote: for frauddetection: The users behavior examples of features of a users activity is on the Website it ' d be things like,maybe X1 was how often does this
This note describes the third week of convolutional neural networks: Target detection (1) Basic object detection algorithmThe main contents are:1. Target positioning2. Feature Point detection3. Target detectionTarget positioningUse the algorithm to determine whether the image is the target object, if you want to also mark the picture of its position and use the border marked outAmong the problems we have st
Edge Detection (including edge detection algorithms for operators such as Robert ts, Sobel, Prewitt, and Kirsch)Public class edgedetect: imageinfo{/*************************************** *********************** Robert ts, Sobel, Prewitt, Kirsch, gausslaplacian* Horizontal detection, vertical detection, edge enhancemen
This paper introduces the characteristic principle and application scenario of the-LIS3DH accelerometer sensor for wearable devices. ST's LIS3DH is widely used in smart wearable products such as smart hand loops and smart step shoes.LIS3DH has two ways of working, one of which is that it has built-in algorithms to handle common scenarios such as standstill detection, motion detection, screen flipping, weigh
Inria Object detection and Localization Toolkit author:navneet Dalal OLT Toolkit for Windows:wilson Suryajaya, Curtin University, Australia, has modified OLT for Windows. You can download the source code from his website.
Download the binaries or the library version of the software for Linux from. Release Date:13 Aug, 2007. Note The code accepts only linear SVM models.
These are are old binaries. The Users are requested to use the code to compile bi
JavaScript feature detection is not browser detectionDetailed source reference:. net/article/21834.htm ">http://www.111cn.net/article/21834.htmAt first, the front-end engineers objected to browser testing, which they thought was bad because it was not a future-oriented code and could not adapt to new browsers. A better approach is to use feature detection, just like this:Copy code code as follows:if (Naviga
At present, a website has more than one version is very normal, such as the PC version, 3G version, mobile version and so on. Depending on the browsing device we need to be directed to different versions. Not only that, we sometimes need to load different CSS depending on the client, so we need to be able to detect the browsing device so that we need to use the "mobile detection" class library.
"Mobile Detection
Evaluating the importance of an anomaly detection algorithm using numerical valuesIt is important to use the real-number evaluation method , when you use an algorithm to develop a specific machine learning application, you often need to make a lot of decisions, such as the choice of what characteristics and so on, if you can find how to evaluate the algorithm, directly return a real number to tell you the good or bad of the algorithm, That makes it ea
Linux hard disk Performance Detection and linux hard disk Detection
For today's computers, the performance of the entire computer is mainly affected by the disk I/O speed, and the speed of memory, CPU, and motherboard bus has become very fast.Basic detection method 1. dd command
The dd command function is very simple. It reads data from a source and writes it to
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