Questions tagged [kinect]

The Kinect is a combined camera and infrared depth sensor mounted on a motorized pivot and was originally developed for the Microsoft XBox 360.

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Options for low cost stereo vision [closed]

I'm looking into a stereo vision system for a low-cost student rover project, and am running into a few problems. Ideally I'd be using a Raspberry Pi and a pair of OV9281 1MP global shutter cameras, ...
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Usage of Falkolib(OpenSLAM)

I am using Falkolib for landmark extraction in a 2D environment. Currently I am using the testKeypointOC executable from the bin directory. I have changed the testKeypointOC.cpp file and the ...
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Facial Detection combined with Path Planning using Kinect Sensor

I am planning to use a Kinect Sensor on a mobile robot for path planning based on facial detection. Assuming I am able to detect the faces of 5 individuals in a room (both the environment and the ...
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Decrease minimum depth of a RGBD camera

I have a Kinect camera which has a minimum depth of 0.5m and I'm trying to find a way to decrease it to around 0.2m for near-depth detection. Does anyone know how this can be done? Can a macro lens be ...
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107 views

Caculating the distance of a point from point cloud data

I'm getting the x,y,z values for three points as follows: x : -0.357200 y: -0.205010 z: 0.940000 ...
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131 views

Which Kinect to use for robotic arm pick and place application with object detection?

I am building a robotic arm for pick and place application. The robot is going to recognize several objects using the RGB feed from Kinect (will use a model such as YOLOv2 for object detection, ...
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167 views

Stereo vision setup to obtain depth map

I am currently working on a project that requires me to obtain depth information and point cloud map of objects in an indoor environment ( roughly twice the size of a normal room). I would like to ...
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192 views

Kinect V2 (Arm/Hand Reading) to G-Code

I am very new to this space and would greatly appreciate some clear guidance. I have a Raspberry Pi 3, Arduino Mega 2560+Shield, and Kinect v2 + PC USB cable adapter. I am currently building the ...
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257 views

How can I stream Kinect V2 tracking data from PC to Raspberry Pi 3 through WiFi?

I'm currently working with Kinect v2. I can do all sort of stuff on PC with it. What I want to do next is, to get the data I want on PC and control the Raspberry Pi with that data (for example, I will ...
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1answer
120 views

Hand eye calibration wrong result

I am trying to do hand eye calibration between the robotic arm end effector and Kinect V1. I am using handeye_calib_camodocal repository for calibration and trying to find $X$ by solving the equation: ...
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852 views

ROS + SLAM + kinect. which platform to use?

I am doing a project where I've robot which will be using kinect + ROS for Simultaneous Localization and Mapping. Which board should I use? I've heard that Raspberry pi , beaglebone are not sufficient....
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I am making a Ping pong-playing robot using two cameras to trace the ball (3D vision),what is the minimum Frame rate of the cameras?

I am making a Ping pong-playing robot, like the one in this video, and i am intending to use two cameras to trace the ball in 3D space. Supposing that the robot is playing against a beginner player, ...
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How to compute the field of view of a robot when obstacles are around?

Is there a formula to compute the field of view of a robot when it is obstructed by other objects like in this picture When it is a full circle it should be ...
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894 views

Get the arm joint angles with kinect 1

I am Carlos Barreiro and I am studying a Robotics Master. Now I am working with my Thesis. The project consists in the teleoperation of the a robot with Kinect (model 1). More specifically, I am ...
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1answer
383 views

How to implement RANSAC and kalman filter or particle filter algorithms with ROS packages?

I'd like to implement those algorithms by using ROS packages to solve one way the SLAM problem. I know that gmapping, Rviz, slam_gmapping and robot_pose_ekf (for extended kalman filter) could be ...
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Is there an algorithm using the Kinect depth image (not the point cloud) for registration?

I know given the intrinsics fx, fy, cx, cy (where fx, fy are the horizontal and vertical focal length, and ...
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470 views

ROS + kinect depth data duplication

I am trying to get depth data from a Kinect in a ROS project. It currently looks like this: To arrive at this, I've done: ...
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254 views

ROS and Kinect data without callbacks

I'd like to get rgb and depth data from a kinect, and I found a little tutorial here: http://wiki.ros.org/cv_bridge/Tutorials/ConvertingBetweenROSImagesAndOpenCVImagesPython. It's fine, but what I'd ...
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Modelling Point Clouds for Collision Detection in Gazebo

I am currently applying path planning to my robotic arm (in Gazebo) and have chosen to use an RRT. In order to detect points of collision, I was thinking of getting a Point Cloud from a Kinect ...
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Using an RGB + Depth Camera to locate X,Y,Z coordinates of a ball

I've recently been trying to use Gazebo to do some modelling for a couple tasks. I have a robot that's effectively able to locate a ball and get x,y coordinates in terms of pixels using a simple RGB ...
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637 views

Kinect VS Stereo cameras [closed]

As I'm advancing in my project I realized I need better hardware, particularly for video input and processing. From an intuitive feeling sounds like stereo cameras offers a more powerful and flexible ...
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1answer
670 views

Kinect v1 VS Kinect v2

From a technical standpoint what are the differences between the Kinect v1 and the Kinect v2 ? I'm interested both in the hardware equipment and the format of the data.
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51 views

How to efficiently do 3D mapping of an area on a MAV?

I have been researching on a cost-effective way to scan an area on a MAV (exploraton) and later use it for CAD/civil purposes(use the point cloud data for CAD) but the major sensors available have ...
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342 views

Troubleshooting Xbox Kinect 360

I recently got libfreenect running on my mac and was able to test out freenect-glpclview which uses some of the 3D capabilities of the depth sensor. I noticed that ...
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Do structured light camera sensors work outdoors?

Do structured light camera sensors like the structure.io, Intel RealSense or Microsoft Kinect work outdoors? I read these sensors wont work outdoors because of ambient IR light. Can someone provide ...
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358 views

Depth image sensor for integration into robot

I know there are lots of consumer depth image sensors: kinect, primesense, structure.io, leap motion, ... But I'm looking for something that is more suitable for integration into robot, something ...
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Questions regarding 3D scanning and camera choice [closed]

A few days ago, I just shared my concerns about the price of computer vision hardware on this same exact forum (see What main factors/features explain the high price of most industrial computer vision ...
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What main factors/features explain the high price of most industrial computer vision hardware?

I am a student who is currently working on a computer science project that will require soon computer vision and more specifically stereoscopy (for close depth detection). I am now looking for a great ...
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3answers
1k views

RGB-D SLAM - Compute Information Matrix

currently im working on a RGB-D SLAM with a Kinect v1 Camera. In the front-end the SLAM estimates the pose with Ransac as an initial guess for the ICP. With the pose estimation i transform the ...
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758 views

Ros, iai_kinect2 issues

here is what I did on Ubuntu 14.04 LTS running on a Toshiba Satellite, intel i7, nvidia with usb 3.0 and 2.0 ports. 1, 2, 3 refer to scripts found here Setup ros by running this install-ros.sh ...
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Stereo camera Vs Kinect

Any one can advice me on the ideal perception sensors for pick and place application using a robotic manipulator with ROS support. I have generally looked at things like Kinect and stereo cameras (...
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5k views

Arduino depth sensor

I'm looking for an arduino compatible depth sensor NOT for water. What I need is a sensor very similar to an Xbox kinect (but much smaller) that will tell me what is in front of the sensor and also ...
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198 views

How to change the orientation of an object w.r.t a scene?

I am trying to localize an object in a point cloud using ROS, PCL. For that I capture the scene and model using Asus xtion pro sensor. I use RGBDSLAMv2 for capturing the model. Then I use ICP (...
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650 views

tracking robot in a room

I'm trying to track a simple robot (e.g. arduino, raspberry pi, even toys) in a room using fixed location kinect sensor(s) and cameras at different parts of the room. How might one usually use to do ...
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312 views

kinect - development kit to aid obstacle-avoiding robot?

Some friends and I are interested in working on a robot. I know little to nothing about robotics, but do have a lot of experience with programming. Before we start, I am hoping that I can find some ...
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183 views

Using kinect for medical application but without computer. Is it possible?

I have to use kinect for an application. However, the final work must be mobile: it means no computer. Consequently, I thought using a microcontroller to handle data from kinect. But is it possible? ...
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164 views

libfreenect simplecv integration?

I installed SimpleCV and libfreenect on pcduino (running lbuntu). I separately verified that simpleCV reads my USB webcam well and libfreenect (glview tutorial) gives me depth and rgb correctly, ...
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259 views

Installing OpenNI on Pcduino

Following my previous question about pcduino+kinect, decided to go ahead and buy the pcduino I wish to run my robot with (kinect+pcduino+shields). However I'm having trouble getting started: I tried ...
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140 views

Tried Normal Distributions Transform with my own files (in correct PCD format) and it throws errors, why?

http://pointclouds.org/documentation/tutorials/normal_distributions_transform.php#normal-distributions-transform I've used this program with the sample PCD's given and it came out correctly. This was ...
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353 views

How can I achieve long distance, high quality 3D Scans on a mobile robot?

Am going to be competing in Robocup Rescue in Thailand next year - I was too busy to pull off a campaign for Brazil this year :( Will be using CUDA powered GPUs, Kinect/Xtions, and ROS as the primary ...
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80 views

What different sensing approaches are used in the current batch of indoor 3D cameras?

I'm aware of the PrimeSense camera powering the Kinect. Are more advanced sensor types available now in the < $500 range? For example, has there been any sort of game-changer in structured light ...
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2answers
156 views

Passive ego-motion estimation vs active

I am doing research of ego-motion estimation and positioning in 6DoF space. And I found that apparently all systems are based on active RGB-D sensors, like Kinect. I understand, that such sensors ...
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1answer
402 views

Kinect point cloud + Pcduino. Will it work?

I'm a newbie to Mircroprocessors (PcDuino, for example) and I wanted to know if Kinect can be integrated with the pcduino, before I go and buy the board. I know in terms of connectors etc what might ...
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783 views

Alternatives to Primesense depth cameras? [closed]

I'm looking for low-cost depth cameras (less than 1000 USD) with a range of more than 3 meters. Currently, I have found only SoftKinetic DS-311 that meets these requirements. Here are some other ...
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270 views

Kinect for Xbox: SDK selection

My application is basically about sound source localization and visual servoing. I selected Kinect as the main hardware. I already know the basic differences between Kinect for Windows and Kinect for ...
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327 views

Maximum angle between the camera pose to correctly estimate homography

I want to capture two views of same scene. The scene consists of a set of objects kept on a table. From the two views, I wish to calculate homography for image matching. I want to know what is the ...
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Udoo board + Kinect sensor?

I am wondering if it would be possible to get Kinect to work with Udoo board (Quad). I have found that there is now support for ROS + Udoo. Also saw a question asked about Xtion + Udoo which shows ...
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Visualizing kinect data on rviz

I am a beginner of ROS, Kinect and Ubuntu. What I want is to visualize Kinect's data on rviz environment then run object recognition on it. I've tried a few tutorials but had no luck. All I got was ...
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63 views

Another SDK like OpenNI

I am taking information for my project and I need to see libraries ans SDKs. Searching in the web I found that OpenNI has a lot of functions and when I try to found another SDK, I dont find any other. ...
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Which Kinect to a movement base? [duplicate]

I am making a mobile base for a robot with wheels. I want to use a Kinect like a movement sensor (to avoid obstacles, recognition of people, etc...) but I read that there is 2 models, the 360 and the ...