Difference between revisions of "JoelBurdick"

Quick Facts about Me

• Main Faculty Appointments: Mechanical & Civil Eng., Control & Dynamical Systems
• Faculty Affiliate: Computation & Neural Systems, Medical Engineering, BioEngineering
• The People in my research group

• Address: Mail Code 104-44, Caltech, Pasadena, CA 91125
• Phone: +01 (626) 395-4139; FAX: +01 (626) 583-4963
• Email: jwb at robotics dot caltech dot edu
• Admin: Ms. Sonya Lincoln; (626) 395-3385, lincolns at caltech dot edu

Current Research Projects & Interests

My research is divided between traditional robotics research, and collaborations with neuroscientists to develop technology for paralyzed nervous systems. More information can be found at the Burdick Research Group Homepage

Robotics Research

• We compete in the DARPA SubTerranean Challenge as part of Team CoSTAR
• We competed in the DARPA Robotic Challenge as part of Team RoboSimian
• SQUID: Self-unfolding Quick Unfolding Investigative Drone
• Learning-to-Fly (with Raytheon Technologies)
• Surgical State Estimation (with Intuitive Surgical)

Quick Links

• My Google Calendar Page;
• Reading Groups: GP State-Space-Models;
• Caltech;ME; CMS; [httSp://www.cds.caltech.edu CDS]; MedE; CNS; BE; IST; CNSE;
• CIT Research Admin;

Teaching

• CS/EE/ME 75(a,b,c)--2019/2020
• CS/EE/ME 75(a,b,c)--2018/2019
• ME/CS 133(a,b) Intro to Robotics
• ME 115(a,b): Intro to Kinematics and Robotics. (older):
• CDS 110 (2016/17): Introduction to Control Systems.
• Old ME/CS 131,132;ME 132 (2011); Robotic Navigation
• CDS 270: Manipulation & Grasping;

On-Line Publications/Catalogs

• Caltech Library: CIT Library; WebCLAS; New Matrials; CIT Theses;
• On-Line: arXiv; Sci-Hub; CiteSeer; DOE EPrint; MathSciNet (math pub. data base); AMS Preprints; Robotics Publication Data Base;
• Library of Congress; Bibliofind (new/used/rare book search engine);
• Quanta Magazine

Handy References

• Table of Laplace Transforms; Comprehensive LaTeX Symbol List; Planet Math; Tortoise SVN Doc.s;
• AJP Guidelines for reporting Statistics

Conferences, Proposals, etc.

• IROS 2021 Benchmarking Grasping; IROS 2021 Tactile Sensing, Perception, etc.; IROS 2021 Dextrous Manipulation; IROS 2021 Workshop on safe autonomy

• NeurIPS Safe, robust, control workshop

• Microsoft Conf. Management Software;

• NSF Programs: Manufacturing Machines; Sensor Dynamics and Control; Dynamics, Control, Sys. Diag.; CPS; Disability and Rehab Engineering

• NSF:Information, Intelligent Systems; CISE Infrastructure Program; Algorithms in the Field;

• NSF: Smart, Connected Health; BME;

• NSF: PIRE; Advancing Health Through System Modeling

• CDMRP: SpinalCord Program

• Navigation: AnyWho;
• Financial Data: FinViz; CFTC graphs;
• YT; Sum Zero;

• Weather: Weather.com; Weather Underground; LA DWP Local Precipitation

• Travel: Booking.com; Hotel.com; AirFareWatchDog;CheapTickets; Expedia; Travelocity; Kayak;
• Travel: BeachHouse; HomeAway Rentals; VacationHomeRentals;
• Local: Pasadena Weekly Pasadena NOW;
• Caltech Bike Lab;

Robotics Projects & Sites

• Public Data Sets: 3D Laser Data sets; TUM Kitchen Data Set; Freiburg Metallic Sphere RGBD data
• Online Courses/Tutorials: Locomotion Seminar Course;

• Mechanisms: ParalleMIC; McCarthy's Software/Textbook; Zhong You's Motion Structures; Catalog of Symmetric Tensegrities; Hoberman Assoc.s; Cornell Reuleaux Collection; Cybernetics Zoo

• Tensegrity: Tensegrity Wiki Blogspot; Tensegrity Wiki; Pinterest Structures Page; Geodesic Dome Structure; Nexorade; Rotegrity Sphere;

• Manipulation: IEEE/RAS MobileManipulation; J. Hopkins (elastic mechanisms);

• Hyper-Redundant: Peristaltic Crawler;

• Aerial/MAV: Aerial Bridge Inspection; IEEE MAV;
• Festo Smartbird: Festo; IEEE Spectrum; TED Talk); *

• Flying Spheres: Japanese Flying Sphere (Another Sphere video); U. Maryland Cyclocopter;

• Quadrotors: MikroKopter Project; XUfo; XUfo shop; AR Drone (cheap hobby quad); DroneHacks (open source for AR drone); AR Drone Flyers;

• Underwater/marine: AUV links; Harbor Wing Technologies (robotic sailboat); AirHacks.Org; OpenROV;
• Bio: Argo Medical Technologies (Rehab. Exoskeleton), Berkeley Bionics (TedX presentation); SnakeRobots;
• Agricultural: Spider Robot Lawn Mower; Agricultrral Robotics Portal; Harvest Automation; Robotic Harvesting; Agrobot; Wikipedial AgRobot Page; FieldRobot.dk (Hortibot);Ag FieldRobot Contest; Hortibot;
• Mobile Robotics: Swerve Steering Control Code
• Motion Planning: Python Nonholonomic planner

Opensource

• ROS: ROS; ROS CHOMP Motion Planner;
• 6D Slam@sourceforge; Fast Appearance Based mapping; Chai3D (haptics); KiteLab; Peter Corke\'s tool boxes; GATMO (moving object SLAM); 3D scale space;
• OpenRave (main); OpenRAVE; OpenGrasp;
• Tutorial on RRT, RRT*;
• ASTER high-res digital earth maps;
• LaValle Book: Dubins Curves; Reeds-Shepp; Balkcom-Mason Curves;

Robotics Events, News, Community

• IEEE-RAS;
• Robotics On-line; Robotics Trends;
• ICORR Home
• TheRobotReport.com

Robotics Competitions

Robots in Fiction & Cinema

• Cinematic Robots @DavidZondy;
• Robot Film Festival;

Robot Hardware/Mechanisms Links

• Robot Manufacturers: OC Robotics (video of their snake in action); Schunk;

• Research Bots: HiBot (Hirose lab spin-off);

• Hobby/Education Robots: RobotShop; Robot Market Place; FingerTech (wheels); LynxMotion, VexRobotics; RoboWorld; SGBotic; ActiveRobots; SuperDroidRobots; LegoMindstorm;
  • VCS Hobbies, RoboBrothers; Innovative Experiments (Thai); Images Sci. Instrument (parts);
  • Trossen; Pololu; HVW Tech; RobotStoreHK; Innovati;

• RC Technology: Hitec RCD; EnduranceRC; Mecoa(lots of RC engines); HobbyPartz; RC Boyz;
• Used Robots: RobotWorx

Mechanisms

• Mechanizmalar (mechanism animations); Cybernetics Zoo Walking Machine Page

• Low Cost Manipulator Arm Designs: EezyBot arm; EEZYbotARM

• • Zortrax 3D printed Arm
  • Moveo 6DOF; Mecademic Arm; Printed Kuka arm knock-off; 3D Printed Arm with Steppers; 3D Printed Arm-more; 3D Printed Arduino/ROS arm; Thor Open Source Arm; XBox controlled printed arm;
  • 3D Printed 3DOF arm
  • Kawasaki Stainless Steel Arm; ReThink Sawyer;

• Fractal Vise: 3D printed vise; ThingiVerse model; Hackaday version; GrabCad files; Bench Dog VErsion; More GrabCad; 3D Mixers Version; Prototype Version

Parallel Mechanisms

• Delta-type Devices: 2DOF Planar Parallel MechanismFast! Mini-delta; RoStock Delta example; Stiff Rostock-style CNC machine; Festo Delta; Tripteron Style Rostock;Multi-Delta Robot; 5-axis Parallel Mechanism (4-axis parallel + separate rotation); Hexa 6 mechanism; Delta Kinematics Tutorial;
• 5-axis parallel; Modular Printing Mechanisms; 3R3T Parallel mechanism; Parallel Mechanism Walking Wheelchair;
• TriCept Mechanism;
• Stewart Platform-like devices: Stiff Stewart Platform Micro-Positioner; Prismatic Drive Stewart Platform;
• Spherical Mechanism for Wrist Rehab;
• pteron devices: Hexapteron; Hexapteron Simulation; Sextupteron; Quadrupteron;
• Parallel RCM
• 3DOF gear-driven leg

Servos/Controllers/Electronics

• Electronics Tutorials .Net;
• H-Bridge Secrets; Half-Bridge Driver Circuit; H-Bridge Circuit Tutorial; MOSFET driver tutorial
• Sparkfun; Symmetry Electronics;
• OceanControls (quite extensive); RobotPower (high power speed control);p QKits; RobotCraft; WatterOtt Elec. (Ger.); VanTec (Motor Controller), GoTronic; Lawicel (sweden); ThaiEasyElec;
• NuBotics(encoders/controllers); NanoCore 12 (microcontrollers); MaximumRobotics
• VFD: DealersElectric (var. freq. drives/motors);
• Hydraulics: Moog Robotics

Embedded Computing/Interface Hardware

• MicroControllerShop; CoolComponentsUK; SunSpot;
• CharmedLabs;

Force Sensors

• Shenzen Ligent Sensors; Shenzen Ligent Force Sensor Page; Interface Force Sensor Page;

• Alibaba page on 3-axis sensors; Tecghian 3-axis force sensors; Interface 3-axis; Elane 3-axis 10 kg load cell;

• Astek 6-axis; 6-axis capacitive sensor; OptForce 6-axis;

• Sparkfun 200 kg Load Cell; HTC Load Cells;

Sensing

• Velodyn Puck
• Metria Innovations (3D optical tracking sensor)
• CH Robotics(mini IMU/orientation);
• Sensors Portal;
• Probyte.Fi sensors; IDM store (Taiwan); GigaPan Systems (pan/tilt for Digital cameras)
• SunRise Auto(Force/Torque sensors);
• Microstrain intertial sensors;

Vision

• VLFeat Library
• CIT Camera Calibration Toolbox; ROS Camera Calibration
• Triangulation with OpenCV
• VINS: Perceptin

Motors/Actuators/Gears

• Programmable Air
• Review of Linear Motors
• Robot Marketplace Page on Amp-flow Motors
• Castle (brushless & ESCs); Firgelli (linear servos);
• EOL Surplus motors; NewScale (squiggle motors); SurplusCenter; BaneBots;
• PlayRobot (Taiwan) Tank Treads;
• Abacus Gear Box; Abacus 3D Print

Software Resources

• Karto Robotics (SRI motion planner/SLAM)
• Robot Basic, RobotC

GPU Computing

• Hardware: Nvidia TESLA; SuperMicro 4Tesla Case;
• Software: Nvidia GPU software dev.; Nvidia CUDA Zone;CUDA for GPU;
  • Jacket MATLAB Plug-In; CUDA MATLAB FFT plug-in
  • GPU Sig. Proc.;GPULib; GPU-MAT
  • OpenCL Tutorial Slides;
  • GPU Molecular Computation;
• GPU convolutional Network;

Motor-related Sites

• E Meter.org;

Tutorial

• Hybrid Car drive types; printedcircuit motors; MIT 6.65, Electric Machines

Servo Drive Electronics

Tensor methods

• Block Coordinate Update Code

Tutorial Stuff

• GitHub repository on ML examples

Deep Learning

• Neural Networks & Deep Learning; DeepLearnet.net;
• Deep Learning Blog; Understanding Convolution in Deep Learning;
• Deep Learning Tutorial;
• Convolution: Understanding Convolution In Deep Learning; Going Deeper with Convolutions/GoogLeNet; Deep Learning and Convolutional Nets; How Do Convolutional Nets Work?; Intuitive Explanation of Convolutional Neural Networks;
• Google Vertex AI;
• Resources for Graph neural Networks

Reinforcement Learning

• Scholarpedia page on Reinforcement Learning

Variational AutoEncoders

• Math behind variational autoencoders

Semantic Segmentation

• 2021 Guide to Semantic Segmentation; Overview Semantic Segmentation; Beginner's Guide Deep Learning for Semantic Segmentation;

Depth Estimation

• TRI Depth Estimation Story/Code

Explainable AI

• Explainable Machine Learning (on-line book)
• On-line Lecture Fair AI

Optimization/Active Learning

• Ax Adaptive Experimentation Code

Bandits

• Cesa-Bianchi Bandit Lecture; Cesa-Bianchi Recent Results Lecture; Lugosi Lecture on Adversarial Bandits

Tensor methods

• Block Coordinate Update Code

Public Domain Codes

• Torque.JS
• Seq2SeqSharp (Seq2Seq implementation)

Computational/Algorithmic Game Theory

• Algorithmic Game Theory; Columbia Algorithmic Game Theory; TAU Computational Game Theory; Edinburgh CGT;

FreeWare AI-based graphics/movie tools

• branding: Brandmark.io (automated logo generation); NameLix (auto-generate business names);
• images: HotPot.AI (process pictures); Deep-image.ai (image enlargement); bigjpg.com (image enhancer);
• video: Lumen 5 (video content); Deep Nostalgia

Vibration Isolation

• Vibration Isolation Using Quasi-Zero Stiffness;Tuned stiffness Origami
• Negative Stiffness Isolators Gain Popularity;
• How Negative Stiffness Isolators Work; Springs For Vibration Isolation (video)
• Pneumatic Vibration Isolation' Kuashiki vibration isolation
• Products: IsoAcoustics GAIA III; IsoAcoustics Orea; Triton Audio Levitation Damper; IsoAcoustics Isolation Stand
• (cheap) Anti-Vibration Pad; 4Point Vibration Mount; Camera Anti-Vibration Mount;

• Linear Components: PBC Linear; 80/20; LM 76;

Low Cost/Used/Hobby Machine Tools

• Find-A-Machine]; TechSpex (compares machines); SouthernTool;
• Lathemaster (small mills/lathes) Hobby Shop Machinist; American Machine Tools; Roland Mills; MachineToolsWarehouse;
• IH CNC (nice small mill); TownLabs (table top 3,4 axis); CNC Masters; FlashCut CNC; TorMach; Sherline; Micro-Mark; KT Marketing; Hobby CNC; Torchmate; MaxNC; MikiMech; Enco(small machines);
• \'Routers: CNC Router Source (good CNC controller tutorials, links); CNC Router Store; SolSylva (router plans, guides); ProBotix; BuildYourCNC; Joe\'s CNC; IMWsrv (cheap CNC router); MarchantDice (Router parts); SaleCNC (cheap routers); NextWave; Cerebral Meltdown;
• MetalWorking: TinMan Technologies
• Wood: PennStateInd.; Rockler Woodworking
• Tools: DiscountTools; Tools-n-gizmos; CuttingToolSource; Glacern (mill tools); The Engineers Shop; Wholesale Tools For Less; AnyTime Tools;
• EMachineShop (online machining service);
• Electronics: HomeShopCNC Inc.; PMDX (CNC/Motion Control Boards); MotionTek (motors/servos); CampbellDesigns; MachMotion

CAD/CAM

• CAD: AutoDesk 123D apps; NetFab (mesh construction/repair);
• CAM: [Mach3; Online G,M code tutorial; DolphinSystems; DolphinCAD USA; ArtCam MillWizard; GSimple(CAM); MultiCam Mill; CNC Shop Software;SimpleNC; NC-Plot (simulates CNC build); Easy DNC; Multi-DNC;
• Google Sketchup: Sketchup-to-CNC;
• 3D Models/Input: TraceParts; 3D Model Club (3D decorative models); VectorArt3D; VizArtOnLine; VectorClip3d; Simple3D; Renderosity; The 3D Studio; TurboSquid;
• OnLine Tutorials: Virtual Machine Shop; OnLine GCode course;
• Forums: HomeGrown CNC; CNC Forum; HomeMachinest; Practical Machinest; CNC Info.; Yahoo CAD/CAM/EDM forum; CNC Cookbook (and their Resources Page); MachineToolHelp;
  • DIY CNC blog (good links); CNC-CI Links page (software links);\n** Comparison of Hobby CNC Mills; Hobbyist 3D Printing/Milling;
• Retrofits: SB Precision;
• Used Equip.: KD Capital (large selection);
• Ebay: Wheeler Machine Sales; PM Machine Sales; Rohner Machinery; American Machinery Liquidators; QualityMachineTools;

Auctions:

• AAG; GreatAmerican; RL Spear; VanHorn; Ashman; Tauber-Arons; Ostrin & Ostrin; Abamex; CMA Auctions; Premiere Auctions; Bendis Co.; UBid4It; Hoff Hilk; BidItUp; BidSpotter; Go-Dove; Asset Sales; Asset Reliance; Thomas Auction; AssetAuctions;SurplusRecord; Transzon; CorpAssets; ICollector; AuctionZip;

Other Numerical Machine Tools

• Water Jets: WaterJets.Org;

Pneumatics/Hydraulics

• Festo;

Fixtures/Clamps/Vises

• DestaCo(clamps, grippers);
• SeaCatch (under load release);

Basic Mechanical Componenents

• Stock Drive Prodcts (great source for mechanical drive components);
• Small Parts; McMaster-Carr;\n* MicroFasteners,Boca Bearings,

Raw Material

• Industrial Metal Sales; Metal-By-The-Foot;

Voronoi Diagrams

• Towards Data Sci. article on Voronoi Diagrams

On-Line Demonstrations

• Shortest Path in a Polygon

Resources

• Course/Resources for non-rigid shape matching;
• Hausdorff Distance Matching Code;

Origami

• Origami Heaven; Happy Folding.Com;
• Robert J. Lang; Erik Demaine;
• Curved Folding SIGGRAPH paper;
• Origami & Geometric Construction text by Lang;

TSP

• The TSP Problem; Multiple TSP
• MATLAB Code for Hamiltonian Graphs

MRI Imaging/Segmentation

• ITK-Snap: Home Page;

General

• Shloss Dagstuhul (Liebniz Center for INformatics--Seminar Program);

Vision/Graphics

• OpenCV: SourceForge; Docs Wiki; Yahoo Forum;
• Chan-Vese: MATLAB implementation; 2D/3D Image Segmentation;
• Onlne Courses: Univ. London 4054\n\n* VisionBib.com; Aravind\'s Links(graphics/image); Stylized Depiction in Computer Graphics; Laurence Maloney (visual perception);\n* Preprint of Szeliski Vision Text;
• Daniel Cremers;
• Gromov-Hausdorff Distances;
• Ortery 3-D model building; ReconstructMe; Autodesk 123D Catch;
• Photogrammetry:
  • MeshRoom: MeshRoom; Alice Vision Framework; MeshRoom Overview on Medium
  • All3DP;
• Segmentation: Attention Based Segmantic Segmentation
• Monocular: Monocular Depth in Real World

Kinect 3D Sensor

• Kinect 3d Hacks: DashHacks; Info on MS SDK for Kinect; MS SDK; Kinect Calibration Wiki@Ros;YouTube Videos of Oliver Kreylos; O. KReylos Software Page; Quadrotor using Kinect; Kinect Driver & Nui Control; OpenKinect.Org; Story behind Kinect3D; Brekel Kinect;\n* KinectFusion;\n* Matherix (3D model reconstruction);

• Article on PointNet

Spectral Graph Theory

• Saito\'s Laplacian Resource Page; Diestel Graph Theory Book; IPAM Laplacian Wkshp;
• Fan Chung Grahm; I.R. Kondor\'s papers;
• Maggioni Course; Spielman\'s course on Spectral Graph Theory;

Signal Processing

• Online Lecture on Optimal Detection of Sparse Signal Segments
• Compressive Sensing: Compressive Sensing 2.0; Duke Comp. Sens. Wkshp;
• Signal Compression: Compression Pointers; Compression Links;
• Spectral Processing: Multi-Taper Tutorial;
• Clustering: Clustering & multivariate analysis software; Murtagh\'s Multivariate Analysis Software Page; Correspondence Analysis Software;
• Sampling: William Wu@Stanford
• People: Don Johnson; Collected Works, Claude Shannon; Robert Nowak;
• review of projection pursuit; speech analysis tutorial;
• Ensemble Kalman Filtering Course;
• Obstacles to High-Dimensional Particle Filtering;

Wavelets

• Resources: searchable wavelet bibliography; multi-wavelet paper links Wavelet NetCare; WaveThresh biblio;Xwavelet Package;
• Tutorials: Wavelet overview (based on Mallat book);
• People: Dave Donoho; Donald Percival; Brani Vidakovic;
• Shearlets: Shearlet.org;

Frames

• Frame Research Center; Peter Casazza Publications;

Diffusion Wavelets

• Maggioni\'s publication page; ">[more diffusion wavelets; Diffusion Wavelet @Yale; Sridhar Mahadevan\'s pub.s;

Tensor Methods

• Blog post on Tensor Methods in Machine Learning

Info Theory

• People: John Daugman@Cambridge;

Machine Learning

• Blogs: Machine Learning (hunch.net); Machined Learning; Deep Learning;
• GPO: GaussianProcess.Org;
• ARD: Expectation Propagation for Graphical Models (on-line slides);
• PyTorch vs. Deep Graph Library
• Six Techniques for ML Practitioner;
• Code: HMM Matlab Toolbox; Kevin Murphey\'s HMM Toolbox; Code by M.J. Beal (Variational Bayes);
• Tutorials: ICML 2008: Sparse Linear Models: Bayesian Learning & Experimental Design; Stochastic Optimal Control; Submodularity in Machine Learning; Machine Learning Workshop 2009; Andrew Moore\'s Data Mining Tutorials;
• On-Line Course Material: Caltech CS 101.2 (Active Learning); Maggioni MDP Page; Duke Data Mining Course; Course on Automated Planning & Reasoning; MIT Neural Networks;\n* Pybrain; AutonLab@CMU;\n* GoogleTalk Bayesian Nonparametrics;
• Notes on Regret;
• People: Mikhail Belkin; Glenn Shafer; Marcus Hutter@ANU; A. Anandkumar, UCI

Probability/Statistics

• Probability Page;
• Tutorials: Virtual Lab in Prob./Stats.; Monte Carlo Methods; HMM tutorial; Probability.net Tutorials
• Probability Theory: The Logic of Science (on-line book);
• Resources: Gauss resources(on-line statistical software);
• AlmostSure (Blog on Stochastic Processes); Basic Probability/Poisson MATLAB Code;
• Poisson: Poisson Processes; Raikov\'s Theorem; Palm-Kintchine Theorem; Levy Processes;
• Uncertainty Quantification: DongbinXiu@Purdue

Control

• On-line LMI course; Delft LMI course; Multiple Hypothesis Testing Code;
• MIT on-line Optimal Control Course; Scholarpedia Optimal Control;
• Technion Course on Estimation
• Stochastic Programming Community; Optimization Online;
• Continous KF notes; Technion Estimation Class
• Laplace Transform Theory
• Parallel&Distributed Systems Course;
• Zohar Manna;

Graph Theory

• Mason Porter@Oxford

Basic Applied Math

• Infinite Series Tutorial; Planet Math;

Spinal Cord & Rehab

• human motion/amputees; > Sretavan lab (UCSF )(neural injury repair); ETH Sensory-Motor Systems Lab (Lokomat, etc.);
• Spinal Cord Toolbox; 3D Slicer; Slicer IGT;
• Francisco Valero-Cuevas @ USC;

Epidural Stimulation/Simulation

• MATLAB/COMSOL Mesh Tool;
• Tyler Lab (Ultrasound neural stimulation);

Neural Coding/Processing

• Salk Abstractrs on Neural Coding; Tony Zador Publications on Neural Coding;
• simulation: PyNN; SNNAP (action potentials)

NeuroScience

• Brain Facts.Org; IonChannels.Org;
• Geometry of Neuroscience;
• ShenLab@Stanford;
• Neuron Generator Potential; Receptor Potentials; Touch-Evoked Generator Potential; Nerve Impulses; Sensory Receptor vs. Motor Neuron potentials;
• Dendritic Spikes@Wikipedia;
• YouTube Neuroanatomy Videos: CorticoSpinal Tract; Dorsal Column, Lemniscus; Dr. Najeeb--Ascending Tracts;\n* On-Line Atlases, Tutorials: On-line Medical Notes on NeuroAnatomy; Motor System Neurophysiology; Umass Spinal Atlas; Spinal Cord Anatomy;
• Quanta Magazine article on Mapping the Brain to Build Better Machines

Prosthetics

• Advanced Arm Dynamics; Hackberry Prosthetic Arm/Hand
• Design notebook on prosthetic hooks

BioMechanics/BioBehavior

• Locomotion Anatomy; Encyclopedia Brittanica Locomotion Page;
• Boids (links to Boids-like flocking);

• Matias Kawski\'s Math Matlab Functions
• Boyd Linear Systems Course;
• Gilbert Strang@MIT: Numerical methods course;

• LTI Systems @Connexions; Linear Time-Invariant Systems & Convolution;
• Practice Jordan Form problems;
• Make Educational Initiative;
• On-line Education: Udemy;

Salt Cell Vendors

• Jandy AquaPure 1400 Repair Service; Low Cost Replacement Cell; Ebay Seller;
• Pool Supply For Less; SunPlay; PoolSpa Supply

Wrought Iron Parts

• King Architectural Metals; Jansen Ornamental SupplyDecorative Iron; Maidens of Iron; Iron Designs; Custom Iron Works; WroughtIronConcepts; Delphi Glass Table Legs; TableLegs.com;

Misc. Personal

• The Label Man;

Home Solar

• HeliosRay (solar water heaters); Calif. Solar Heater Rebate;
• Anelemmatic sundials; Anelemmatic sundial PDF generator
• HelioWatcher (@Thingverse);
• George Phlaki Solar

Flora

• Cactus: YuccoDo; Cacti.Com; OldManCactus; Fishbone Cactus; Mountain Crest Gardens; Succulent Market;
  • Wish; Cacti.com--Ech. Conte; Etsy Purple Ech.; Japanese purple Ech.; Ech. Romeo
• Native: CalWildflowerHotSheet; TheoPayne Foundation;
• Orchid: Ecuagenera; RF orchids
• Seed: Tomato Fest;

Local Attractions/Info

• HomeTown Pasadena; Current LA; 626 Night Market Info; Old Town Cinema; Storier-Stearns Japanese Garden;

• Local News: Pasadena Star News; Pasadena Weekly; San Gabriel Valley News; LA Daily News; PCC Courier; Altadena Patch; Star-News: Events Calendar; [
• List of California Museums;
• Art Galleries: ArtSlant L.A.; Galerie Gabrie; Fremont Gallery; American Legacy Galleries; Segal Fine Art (Monrovia); Tirage Art; San Marino Old Mill; Williamson Gallery @Art Center; California Art Club; Altadena Arts Council;
• Venues: Sierra Madre Playhouse; WorldCity@MusicCenter;
• LA Mag hot Spring; Hot Water Slaughter; Spring GPS Coord.s; Hot Spring Adventures

Lathes/Rebuild

• Hardinge HLV: @lathes.co.uk; Yahoo Hardinge Group; On-Line HLV-H Manual; OnLine HLVH Schematics; UK Rebuild Story; Rebuild Story; Spindle Replacement;
• Hardinge HLV Parts: Centroid CNC Retrofit; Babin HLV Rebuild;
• Useful Thread on PracticalMachinist; Lathe Paint Threads;
• Electrolytic Rust Removal; Rust Removal Videos; Electrolysis Rust Removal;

Misc.

• Pinterest Page on Robot Arm Design

• Assembly Thesis;

• Fusor.net

Walking Frame Ideas

• Fliz Bike

WeighCam

• IMU/Accelerometer: Epson IMUs; Epson IMU overview
  • Accelerometer/Inclinometer

• Servo Interface Boards: RaspPi 16 channel servo interface; AdaFruit 16 channel servo interface; AdaFruit DC/Stepper interface board;

• RaspPi Stuff:
  • 18650 UPS; GeeekPi 18650 UPS; MakerFocus 10AH UPS
  • HowChoo tutorial on RaspPi motor control; AdaFruit tutorial on RaspPi motor control
  • Stepper Control: Control Stepper with RPi; AdaFruit Stepper/CD hat;
  • Server Interface: AdaFruit Servo RPi hat
  • Temp Interface: Connect Multiple DS18820 Temp Probes; Enable 1-wire interface;
  • CanBus: RPi CanBus hat

• Motors: Moteus FOC Motor Driver
  • Steppers: NEMA 23 geared stepper; NEMA 23 and step controller

• Temperature: Amazon Best Selling Temp. Sensors/Probes; AdaFruit I2C Temp Breakout; AdaFruit Accurate I2ZC breakout; 8 device MUX; Temp Probe for RaspPi;

• Cameras: Image Processing with Ros;

• Vision: Which is the Best Yolo?; From Yolo to Yolo4; Yolo 6; DeepStream for Idiots; DETIC (object detection and segmentation; YOLACT object detection/segmentation
  • ImVoteNet; Yolo 7; SOTA Object Tracking
  • Labforge Multi-Camera Tracking

• Model COmpression: Open MM model compression

• ardinal Scale

ROS STuff:

• Connect to non-ROS: ROSBridge;; Create ROS Node outside Catkin; ROS Nodejs; ROS Answers--talk to non-ROS

• MATLAB ROS Node

• IMU: VectorNav VN-100 package; IMU-VN100 package

• List of ROS Noetic Packages;

• ROSBag Command Line; ROS bag format; ROS Bag-to-CSV program; ROS tutorial on reading Bags; Extracting Data from a Bag

• Data Synchronization: How to Sync 2 ROS topics; Synchronize points and RGB-D; ROS Message Filter Doc; Approximate Time in ROS Message FIlter;

• MultiMachine:' Running ROS across multiple machines; ROS Network Setup; How to Run RViz remotely; Sending Commands to RViz;

• Camera Drivers: USB_CAM

Sensors

• IMUs: Systron-Donner SDI 500; iXBlue;
• LiDARs: AEye Idar; LiDAR-IMU calibration

X-maxx

• Traxxas Xmaxx: Top 5 Upgrades; Proline: Upgrade your XMAXX; Proline Xmaxx upgrades; Traxxas Xmaxx upgrades; Amain Hobbies Xmaxx hub upgrade; Everything To Know about Xmaxx; Proline Xmaxx wheels;

RC Car Info

• ROS Ackermann Steering Controller Package
• Rovan 1/5 scale RC Buggies; Losi 1/5 scale Baja; Losi 1/5 scale truck; RedCat Racing 1/5 scale models; Exceed 1/5 scale monster truck;

• Growler 1/5 Buggy; Losi 1/5 Monster Truck; Traxxas E-Revo Monster Truck;

• Crawlers: RC4WD Bully II Competition Crawler;

• 1/3 scale dune buggy custom; 1/2 scale Crawler

Tracked Vehicles

• Magic Carpet personal mobility device; DTV Shredder; ASI Chaos;
• Variable Geometry Track;

Off-Road Terrain Vehicles

• DSRaider/EZRaider;
• Mini Buggy.net

Suspensions

• Tilting-Trikes: Free Caster tilting; Narrow Tilting Front End;Munzo Tilting Trike Suspension; Tilting Suspension; Munzo Trike Closeup

• Off-Road Vehicle Examples; Pinterest Car Suspensions

• 6-Bar Long Travel suspension

• 8 wheel rover; 3D printed Rocker-Bogey; MoonOne 6-wheel vehicle; Simple Rocker-Bogey Mechanism;

• Low Mass; Minicar suspension animation;
• SK8215 Suspension Lectures: Part 1; Part 2; Springs and Anti-Roll Bars; Ackerman Steering
• Dr. Mosfet Suspension Tutorials: Camber Gain; Ackerman Steering; Trailing Axel Steering Geometry; bump steer; Roll Center; Kick up & Caster Angle; Shock Angle; AntiSquat; Shock Pistons and Pack; DownTravel Limiter; UpTravel Limiter;

• Louisville MegaCavern; Weekly Capability

Treads/Tracks/Tires

• RC Scale Tracks: Tanky Tracks; RC Snowmobile Track Conversion; Integy Traxxas Snowmobile Conversion; Integy Traxxas Snowmobile Conversion (1/10);

• DARPA Adaptive Track program; ITU Rover;

• PTV ATV; Magic Go-Kart; Coroflot;

Multi-Rotor Platforms

• Long Duration: US-1; Quaternium Hybrix;
• Quadrotor Control Package (GitHub); MPC for quadrotors (GitHub); Skyfront; Intelligent Energy hydrogen fuel cell

• Drone Generators: GE 35 Range Extender

• Tilt Axis: Walkera Furious 320 Info

• Variable Pitch: Stingray 500 with Electric Motor; Curtis Youngblood Stingray Kits; Possible STingray 500 in-stock source; One Drone Source

• • FliteTest Review of Stingray 500; Another Stingray 500 video; Stingray 3D flying demo;

• • Assault Reaper 500; Collective Pitch Quadrotor; 3D Quadrotor: why they never caught on;

• • WLToys V383: V383 Spare Parts; V383 Sources; Euro source

• Hybrid Locomotion: WL Toys TriPhibian; CarCopter Video; Xerall (Tankcopter); CarCopter Concepts; Syma X9 Flying Car; Banggood Sy X25-1; CIS Quad Car; JJRC H3 Flying Car; JJRC H23 Air-Land Quad;

Localization/Mapping Sensors

• Radar: Aerotenna; Echodyne; Fraunhofer;
• RTLS: Eliko RIO RTLS;
• TeraRanger: Evo 64; Evo TerraBee;

Terrain Mapping

• ROS Mesh Tools; ROS/Anybotics Grid Map; AnyBotics/ROS elevation mapping

Diesel Model Airplane Motors

• Enya Engine; Sharma Model Engines; Adrian's Model Engine Site; Hobby Club engines

Portable Projectors

• Akaso Mini 1080p portable;
• Nebula Capsule 720p round portable; XGIMI 1080 portable (600 lumens);
• JMGO 1080p round 700 lumen, wireless

• JGMO 1080p 1400 lumen, 3D glass compatible? ; JGMO 3D shutter glasses

• Fangor 1080p 5500 lumens; AAXA P7 mini projector 1080p;

• 1080p 5500 Lumen, wireless; Epson Pro EX9220 1080p Wireless 3LCD Projector; AAXA 1080p 1200 Lumen;

• WimiUS 1080p 6800 lumen; VIVIMAGE 1080p 6800 lux

Graphics Programming Tools

• Scikit-Image (python); OpenGL; WebGL; Web Animation;
• Psychophysics software survey; PsychToolBox;

Getting Started with Wikis

• How to Navigate a Wiki? Basic Intro to Wiki Editing
• MediaWiki Help (General Topics for Wiki Use)
• WikiMedia Manual: Contents, FAQ
• The MediaWiki User Hub (A place to get help with MediaWiki)

More Wiki Topics

• Install a Media Wiki, Configuration settings list
• WikiSkins
• MediaWiki FAQ Page
• Help for Wiki-Related Sysadmin