November 18, 2016 Tech No comments
Bomlist:
I desoldered the original circuit board in the[……]
November 18, 2016 Tech No comments
The basic idea is to build a smart servo like Dynamixel, which is expensive and has more features than regular RC servos of course.
First of all let’s compare the regular RC servos and smart servos like Dynamixel.
October 7, 2016 Tech No comments
Previous posts:
inspiRED Leg Upgrade [step 2]: Leg V2.0 with New Shock Absorber
inspiRED Leg Upgrade [step 3]: Leg V3.0 with Collision Problems Fixed
This is [step 4] for the leg upgrade in my[……]
September 29, 2016 Tech No comments
Previous posts:
inspiRED Leg Upgrade [step 2]: Leg V2.0 with New Shock Absorber
This is [step 3] for the leg upgrade in my inspiRED humanoid bipedal robot project.
The basic idea to solve the[……]
Previous posts:
* inspiRED Leg Upgrade [step 0]: Fusion360 model
* inspiRED Leg Upgrade [step 1]: Laser Cutting Parts
I got some new longer shock absorber and designed new laser cutting parts to mount them for the leg of my humanoid bipedal robot project.
The previous shock absorber I used is ba[……]
September 18, 2016 Tech No comments
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This project involves building an indoor self-driving mobile platform featured with laser scanner and ROS support. Here are some important features:
The body of the robot is laser cutted Acrylic chasis. I got within $10 from China. It also comes with 2 DC motor and holes for encoder mount[……]
September 18, 2016 Tech 2 comments
Previous post: inspiRED Leg Upgrade [step 0]: Fusion360 model
I recently got inspiRED Leg version 1.0 ready for my humanoid bipedal robot project with some laser cutting parts designed with Fusion 360.
Here are all the old hand-crafted parts and the new laser cutting parts:
The white hand-cra[……]
September 6, 2016 Tech 5 comments
I recently got started reworking on the leg of my inpiRED bipedal Humanoid robot project. The basic idea is to draw all the CAD files using Fusion 360 and simulate the whole thing in a simulator with physical engine.
This is the old version I have got. Some of the parts were 3d printed using the[……]
August 13, 2015 Tech No comments Odroid
This article shows you how to drive a hobby servo using Odroid U3.
Upload this to your Arduino board:
/*
* rosserial Servo Control Example
*
* This sketch demonstrates the control of hobby R/C servos
* using ROS and the arduiono
*
* For the full tutorial write up, visit
* www.ros.org/wik[......]April 30, 2015 Tech No comments
After one week hacking I finally found out how to play sound or do text-to-speech on Odroid U3.
What you need to do is simply:
then when you typegroups odroid , you will see that the user odroid is in the audio group. Then you can play sound through the 3.5mm[……]
April 14, 2015 Tech No comments
This tutorial is aimed to set up the VNC server on your Odroid U3 so that you can get full access to its GUI using your laptop or desktop without using a HDMI display.
sudo apt-get install vnc4server or sudo apt-get install tightvnc4server. vncserver :1 which means open p[……]
The MicroSD card which comes with the Odroid set has been flashed with the image on Odroid official website: http://com.odroid.com/sigong/nffileboard/nfileboard.php
However a Robotics Edition image is also available h[……]
January 6, 2015 Sketch Book, Work & Life No comments Sketchbook
Hardware: Ipad 4
App: Procreate
Model: Chuchu
Process Video:
Another picture of Chuchu made with Sketchbook Pro:
January 4, 2015 Sketch Book, Work & Life No comments Sketchbook
Hardware: Sony st15i Cell Phone
App: Sketchbook Mobile
Model: Miss H
January 4, 2015 Sketch Book, Work & Life No comments Sketchbook
Process Video:
Hardware: Ipad 4
App: Procreate
Model: Kelsey
January 3, 2015 Sketch Book, Work & Life No comments Sketchbook
Process Video:
Hardware: IPad 4
App: Procreate
Tool: Fingers
Model: Sakura
January 3, 2015 Sketch Book, Work & Life No comments Sketchbook
Hardware: iTouch 4
App: SketchBook Mobile
Model: Kelsey
March 15, 2014 Recommender System No comments
crab:
Don’t install crab in this way: pip install crab / easy_install crab
You can find crab in pypi.python.org, this is not our scikits.crab source
Solution:
git clone https://github.com/muricoca/crab.git
python setup.py install
test: python -c “import scikits.crab as scc; scc.test()”
re[……]
January 9, 2014 3D Mesh Segmentation, Tech No comments Computer Vision
Reference:
http://www.cgal.org/Tutorials/Tutorial_SCG99.ps.gz
The structure of CGAL:
Geometric Kernel:
Points, Predicates, and Exactness
Number Types
Cartesian Representation
Homogeneous Representation
Generic Programming and the Basic Library:
Templates in C++
Generic Funct[……]