1. VuforiaUsed for graphics recognition, Qualcomm provides AR toolkit.2. Gyrodroid v5.3Android Apple Gravity System plugin, Unity3d plugin.Generally use the inside of the IMU to do space positioning.3.Google VR SDKDistortion mapping for head tracking, 3D glasses.4. In addition, some common algorithms:Multi-sensor fusion, IMU positioning and image positioning fusion, filtering, rendering prediction and so on
Microsoft HoloLens is the world's first holographic computer with completely wireless cables. By empowering users with a holographic experience in new ways, HoloLens redefined personal computing (Personal Computing). To pin the holographic graphics to the real world around you, HoloLens incorporates state-of-the-art optics and sensors.Equipment Specifications Device SpecificationsOptical components
Holographic Mirror (waveguide)
2 x HD (HD) Light engines
Automatic pupil distance
In the Google Open source SLAM software cartographer, the more complex, better-performing scan matching and UKF algorithm is used relative to SLAM for Dummies, where the cartographer algorithm used in UKF is briefly described. (i) filter parameter settingconstexpr static Floattype Kalpha = 1e-3;constexpr static Floattype Kkappa = 0.;constexpr static Floattype Kbeta = 2.;constexpr static Floattype Klambda = SQR (kalpha) * (n + kkappa)-N;constexpr static Floattype kMeanWeight0 = KLAMBDA/(N + KL
, returns COS * (1 //When x approaches zero, cos (x) = 1-x ^ 2/2, X was in radians// https://en.wikipedia.org/wiki/Small-angle_approximation//rad = deg/180 * PIint32_t _cos10 (int16_t x) {//x within [ -1800, 1800]int32_t radtemp = (int32_t) x * the;//rad = x * ((pi/1800) int32_t rad = Radtemp >>6;//rad ^ 2 within [ -657922500, 657922500]int32_t COS20= ((uint32_t)1 -)-((RAD * rad) >>1); int32_t result= Cos20 >>Ten; returnresult;}The algorithm used is similar to the MWC
equation is: \[\begin{equation} z = C (R \mathbf{x} + t) \end{equation} \]
$C $ for camera internal, $R, t$ for rotation and pan.These examples are intended to give the reader a better understanding of what vertices and edges are. Since robots may use a variety of sensors, we do not limit the appearance of vertices and edges after parameterization. For example, I (in the Turnip body) with the addition of laser, also with the camera, but also with the IMU
development zone has its discount center store, which is 2-6 folds and the new version is 6 folds. It seems that the new model can be reserved. After half a month, the product can be purchased at a rate of. This is probably the case (which of the following can be detailed)
Metersbonwe: There is a metersbonwe near the east gate of Tsinghua Park, the third floor perennial special offerThe third floor of the MB building on Wangfujing Street is also a sale. The pants are less than 100, the T30 yuan
Feel some tools even simple also always forget, right when this is Notepad, Doodle.Linux:Ros:1) Ros View topic of image typesRosrun Image_view Image_view image:=/imagetopic this inside: = actually change the meaning of its built-in topic name2) Ros View topic contentFor example, I have a topic named/ardrone/imu,Rostopic Echo/ardrone/imu3) RQTSometimes it is necessary to display the content of the topic in a curved way, RQT is a good way to enter direc
, the next statement waits for 5,6s to execute, and the checkpoint only tells Oracle to write dirty data to disk, which takes a little time)Pause Query The IMU structures now (@core_imu_01. sql)Alter system checkpoint;--a checkpoint that writes data to diskExecute dump_seg (' t1 ') Execute Dump_undo_block10. Dump Redo BlockRollback;commit;execute Dump_log11. Locate the Dump information file locationSelect Sid from V$mystat where rownum=1;--query resul
Tags: when ... tar explicit IMU one database following BSPMongoDB stores BSON documents, i.e. data records, in collections; The collections in databases. DatabasesIn MongoDB, databases hold collections of documents. To select a database to use, in the MONGO Shell, issue the use statement, as in the following Example Use MyDBCreate a DatabaseIf A database does not exist, MongoDB creates the database when you first store data for that database. As suc
Tags: dba SSI lin arguments OMS imu VPD Eve textView overall loadCPU usage is high; Basically the overall CPU is over 80%; At this time: physical reading 600mb/s,redo is not too high;All for latch free, usually bug-proneCheck related SQL Basic for System SQL:4B4WP0A8DVKF0,11BZV8FM87ZVR,3UQKKFU1CRW8Y,FRJD8ZFY2JFDQ,8MDZ49ZKAJHW3Related bugs:1 frequent execution of Recursive Sql Metrics Collector sql_id "FRJD8ZFY2JFDQ" in 12.1.0.2 (Doc ID 2059121.1)Alte
processor A9 and above can be used, apple from the iphone6s start using A9 processor, That is, IPhone6 and previous models cannot be used Arkit 5. Introduction to Development environment1.Xcode version: Xcode9 and above 2.iOS system: iOS11 and above 3.iOS equipment: Processor A9 and above (6S model and above) 4.MacOS system: 10.12.4 and above (install Xcode9 to Mac system version is required) Currently only bete version, link address: https://developer.apple.com/download/ the working principle
Tags: trait is Ted systems axes osc eset Android noteOperating system: Windows8.1 Graphics: Nivida gtx965m Development tools: Android Studio 3.0.0 | Cardboard 1.0 Before discussing the implementation in depth, it is necessary to understand the relationship between the IMU sensor and the coordinate system of the Android system and the relationship transformation, so that the coordinate system can not be mixed in the implementation and application. In t
Tags: color direct wamp Parse JSON IMU fun UI SimpleThe previous chapter simply said the Wamp and configuration, I believe most of the students have been in accordance with the good, today formally talk about the value of HTML and PHP. 1, PHP to HTML value 2, the HTML to PHP value: Here can be divided into two parts to explain: 2.1, the common form form of the submission; 2.2. Pass the data to the backstage through Ajax. 1, PHP to HTML value 1.
Tags: Data structure img Dependencies Project now relies on the IMU tar iniUbuntu Configuration Install PCLhas been developed under the Mac, now start Ubuntu, but also to learn about Linux under the source code compilation installation process.About PCLThe PCL (Point Cloud Library) is a large cross-platform open-source C + + programming library built on the basis of the research on the previous points cloud, which realizes a large number of cloud-rela
blocked. If IMU is 0 xffffffff, all interrupts are not blocked. In or1200, the number of bits of ium can be configured. The configuration range is 2-31, because the minimum two bits of ium are always 1, that is, the interrupt source 0 and 1 are set to unblocked, the two interrupt sources can be mapped to power off and system reset.
The format of the interrupt Status Register picsr is shown in Table 16.9, Which is readable and writable. The value in
-art of Intelligent vehicles. Also, we introduce the framework of intelligent vehicles.
The second part Environment Perception and Modeling which includes Road detection and tracking, Vehicle detection and tracking, Multiple-sensor based Multiple-object tracking introduces environment perception and modeling.
The third part Vehicle Localization and Navigation which includes an integrated dgps/imu positioning approach, Ve Hicle Navigation using
]Please press Clrt+f search, enter specific keyword query (do not enter all)-------long-term effective--------UAV Data processing aerial survey software PIX4D.PIX4DMAPPER.PRO.V2.0.104.MACOSX 1CDFour advantages:Specialization, simplification--pix4d mapper let photogrammetry into a new era, the whole process is fully automated, and the accuracy is higher, making the UAV into a new generation of professional measurement tools. Simple to operate, without expertise, the controller can handle and chec
1. Description of the problemWrite an efficient algorithm, from a
mxn
To find the given value in the integer matrix, the matrix has the following characteristics:
Each row increments from left to right.
Each column is incremented from top to bottom.
2. Methods and Ideas 2.1 Two-part search methodAccording to the characteristics of the matrix it is easy to think of the dichotomy, but this is a two-dimensional matrix, how to transform the problem
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