Questions tagged [humanoid]

Type of robots, which resemble a human in its shape.

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Importing 3D files in Webots

I am trying to import a 3D model of a Humanoid robot into Webots, I tried to import the whole model as an OBJ file using the CAD shape node or a shape node with a mesh node. Still, in both cases, the ...
Ahmed Samir's user avatar
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23 views

Biped Kinematics (HTM)

Some notations: IRF: inertia reference frame or world frame CoM: center of mass DoF: degree of freedom [x y z roll pitch yaw] I'm trying to implement the simplest kind of biped walking using 3D ...
Norman Dong's user avatar
1 vote
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How to calculate the required torque of motor for bipedal robot

I just create a bipedal robot in SolidWorks and after I got all components, I realise that I need select the correct motor for the robot. There will be four motors equipped in the robot, two for hip ...
huiduan's user avatar
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41 views

Get approach vector from Mano hand model

I'm trying to get approach vector/normal from Mano hand parameters that I get from my network. Because the hand parameters are dependent on how it picks an object, I am interested in getting the ...
Abhinav Kaushal Keshari's user avatar
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1 answer
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How does a biped humanoid robot like OttoDIY move?

How does a biped humanoid robot like OttoDIY moves? What is the sequence of foot & legs servos? Can make it move forward, by lifting one foot up and turning leg, and then repeating the same steps ...
Priyank Bolia's user avatar
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718 views

In MuJoCo why do some XML files have objects fall to the ground while others are just fixed above the ground?

Why do some models, or objects in a MuJoCo XML script fall to the floor while others don't? In the models files that come with the MuJoCo zip, the robot arm (arm26) does not fall to the ground while ...
Ant's user avatar
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Why do some humanoid robots use a slanted yaw joint on the hip?

In this image, we see LHipYawPitch, as well as a dedicated LHipPitch. Why would they combine the yaw and pitch in the upper joint instead of making a dedicated yaw joint? I understand that this makes ...
pinkie pAI's user avatar
1 vote
1 answer
179 views

How to balance a humanoid robot on one feet?

For a school project, I have designed and assembled a bipedal humanoid robot. The robot is roughly $54$cm tall, with the width(distance between two legs) at $20$cm. The parts that make up the robot ...
Aarony Jamesys's user avatar
1 vote
1 answer
174 views

Humanoid Robot Arm

I have a modeling design for Humanoid robot arm in simscape-SimMechanics in Matlab, I am trying to use the inverse kinematic to make a reaching movement for the arm to the target position; however, I ...
Marwan Mohammed's user avatar
2 votes
1 answer
3k views

What servos are suitable for a robot like Boston Dynamics’ Atlas?

I have seen Boston Dynamics’ robot Atlas do some pretty impressive things, like a backflip, which must put quite large torques on the servomotors. What servos are there that can generate torques like ...
HelloGoodbye's user avatar
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3 answers
101 views

What knowledge should I have if I want to establish a robotics company? [closed]

I know, robotics may refer to many things and it's extremely large field today. But if I can narrow the topic to something like Aldebaran(the company makes Nao robots), what knowledge should I have as ...
user3486308's user avatar
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2 answers
390 views

What software can I use to 3d model and simulate my robot?

I would like to know if there is any software that I can 3d model my robot and insert that model into some sort of simulation software where I can run AI related code(in python). Any suggestions would ...
user avatar
1 vote
0 answers
203 views

Beginners guide to Inverse Kinematics for biped robots? [closed]

I'm building a LynxMotion Scout biped and believe that IK are the best way to develop an effective gait. I'm a mechanical design engineer - I currently have minimal skills / experience with ...
Ultraweasel's user avatar
0 votes
1 answer
52 views

Use of universal humanoid robots for lean and agile manufacturing and services? [closed]

How robot industry perceives the idea about the use of universal humanoid robots for the agile, rapidly reconfigurable manufacturing and services? Are there examples of such use? E.g. are there ...
TomR's user avatar
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1 answer
1k 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 ...
cabama's user avatar
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5 votes
2 answers
765 views

Humanoid robot arm - inverse kinematics - choose joint solutions

I have developed a 7DOF arm for a humanoid robot (see pic below for more details) I have implemented the IK using a closed form solution and of course I come up with eight solutions - each one is ...
fabrice's user avatar
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Geometrical solution to an IK problem for a humanoid robot leg

On the attached figure, I show a graphical representation of the problem I am facing. I have developed a humanoid robot with a thigh which makes an angle with respect to the leg. It means that there ...
fabrice's user avatar
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2 votes
1 answer
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How can I calculate Center of mass for each link of Robot?

I want to calculate 'r' I know , and the Position of(X, Z) But I don't know how to apply it in this robot.
Nour Khashan's user avatar
-2 votes
4 answers
141 views

Why there is so much research going on in humanoid robots? [closed]

It seems like humanoid robots is the hottest field of research in robotics. Government agencies are giving huge sums of money to private firms and labs to develop them (For example, Boston Dynamics ...
Prashant Pandey's user avatar
3 votes
2 answers
311 views

Motion planning with sequential convex optimization

I recently read a paper titled Finding Locally Optimal, Collision-Free Trajectories with Sequential Convex Optimization by John Schulman, Jonathan Ho, Alex Lee, Ibrahim Awwal, Henry Bradlow and Pieter ...
jjgarrison's user avatar
1 vote
1 answer
124 views

How is whole body control different from computed torque control?

From my understanding Whole body control is built upon Computed Torque control. What is the difference between the two? What is the way for whole body control if the dynamic model is not available?
Hemang Chawla's user avatar
1 vote
0 answers
19 views

Bilateral Stabilization [closed]

I'm starting out in more complex robotics, which in this case includes the bilateral stabilization of a humanoid robot. I know that when a human walks, his/her pelvis moves in correspondence, which ...
Dimitry M's user avatar
3 votes
1 answer
154 views

Why are robots made to mimic humans actions? Isn't it better to make them better than Humans?

Robots can be better than humans. If we attach a wheel to a robot, it can move faster than a human with legs. But why then is a lot of research going on to make robots look, walk and talk like humans....
harryjohn's user avatar
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1 vote
1 answer
90 views

What are the biggest challenges to build an highly performant robotic hand?

When looking at the robotic hands made by researchers that are said to be rather close to a real human hand, they can easily cost tens of thousands of dollars. What makes them so much expensive? ...
Pop Flamingo's user avatar
3 votes
1 answer
1k views

Simulating Dynamixel motors in Gazebo

I'm trying to simulate a humanoid robot using Gazebo with plugins. Since our actual model uses Dynamixel motors, I'd like to know how exactly they work to make the simulation as realistic as possible. ...
Vikram Nitin's user avatar
4 votes
1 answer
2k views

Finding Center of Mass for Humanoid Robot

I've been working on Humanoid Robot, and I face the problem of finding the Center of Mass of the Robot which will help in balancing the biped. Although COM has a very simple definition, I'm unable to ...
Bilal Wasim's user avatar
0 votes
1 answer
65 views

Autonomous robots hardware structure planning

I ask this question to clear my concept about hardware structure of humanoid autonomous fire robot, Here is scenario a fire robot detect humans from fire, there are some vision cameras some ...
Ven Nilson's user avatar
6 votes
2 answers
176 views

Humanoid balancing

I'm currently working on Humanoid robot. I've solved the Forward & Inverse Kinematic relations of the robot, and they turn out to be fine. Now I want to move onto Walking. I've seen tons of ...
Bilal Wasim's user avatar
1 vote
1 answer
51 views

Sizing high current power supplies for large robots

I'm a researcher in a lab that's starting work on some larger humanoid/quadruped robots as well as a quadcopter. Currently, we have several power supplies that have a max rating of 30V/30A and our ...
wyverniv's user avatar
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21 votes
6 answers
17k views

What is the difference between path planning and motion planning?

What are the main differences between motion planning and path planning? Imagine that the objective of the algorithm is to find a path between the humanoid soccer playing robot and the ball which ...
Pooya Sagharchi's user avatar
2 votes
2 answers
392 views

Stewart platform as robotic wrist joint

I'm planning the design of a wrist for a humanoid robot. I would like to choose a design that is sturdy while allowing for dexterity comparable to a human wrist. One option that was presented to me ...
Gunther's user avatar
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1 answer
395 views

Control circuit of humanoid robot: is it worth to learn and use ROS? [closed]

I am building the upper body of a humanoid robot for my M.Sc thesis project with 24 DC motors and multiple sensors (something like i-cub or Nao). I have basic knowledge of communication protocols and ...
Ehsan's user avatar
  • 45
0 votes
1 answer
74 views

Could a robot be programmed to be human? [duplicate]

This is all hypothetical. If it was possible, it would have been done by now. I realise that this area has been touched upon in many sci-fi movies but I wondered that if it was even feasible, how ...
Sam's user avatar
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6 votes
1 answer
4k views

What are some good cheap, silent, motors for mannequin robots and what kind of controller should I use? [closed]

What are some good cheap, silent, motors for mannequin robots and what kind of controller should I use? I'm creating mannequin robots that require 24 motors: 2 neck, 4 shoulder, 2 elbow, 4 wrist, 2 ...
Zxen's user avatar
  • 69
3 votes
3 answers
748 views

Atlas Robot Reference

Boston Dynamics keeps making great robots, however, I dont see any papers that they publish. Although now I can find papers on people using the ATLAS robot, I can not find an original paper detailing ...
user-2147482637's user avatar