print working directory or where am i
Tài liệu Where am I? Sensors and Methods for Mobile Robot Positioning ppt
... existing-inventory equipment of this type simplifies some of the logistics problems associated with vehicle maintenance In addition, reliability of the drive components is high due to the inherited ... axis is oriented in a north-south direction, it is insensitive to the earth's rotation, and no tilting occurs From this it follows that if tilting is observed, the spin axis is no longer aligned ... original applications for which the GyroEngine was designed is the GyroPoint, a three-dimensional pointing device for manipulating a cursor in three-dimensional computer graphics The GyroEngine...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 2 ppsx
... axis is oriented in a north-south direction, it is insensitive to the earth's rotation, and no tilting occurs From this it follows that if tilting is observed, the spin axis is no longer aligned ... original applications for which the GyroEngine was designed is the GyroPoint, a three-dimensional pointing device for manipulating a cursor in three-dimensional computer graphics The GyroEngine ... define the vertical axis of the gyro The vertical axis is perpendicular to both the horizontal axis and the spin axis Notice that if this configuration is oriented such that the spin axis points...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 3 pps
... consumption (250 mA), and stiction in the resolver reflecting back as a load into the drive circuitry, introducing some error for minor Amplifier Fluxgate sensor Driver Oscillator Air core resolver ... coarse resolution of 20 between display increments, but provision Amplifier Fluxgate sensor Driver Oscillator Analog to digital convertor Microprocessor Display Driver Amplifier Driver Figure 2.22: ... AC-driven excitation coil that induces a time varying permeability in the sensor core Before discussing the principle of operation, it is probably best to review briefly the subject of magnetic...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 5 pptx
... exhibited similar static position error performance The static navigation mode results did not differentiate the sensitivity of the various receivers significantly The Magellan unit navigated in ... only receiver of the five tested that had a noticeably superior static position error distribution Navigation mode data for the different receivers is summarized in Figure 3.13 for the static test ... navigation mode) and Figure 3.14 The Magnavox 6400 unit is not navigating a significant portion of the time This is because sequencing receivers not perform as well in dynamic environments with...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 6 pot
... entire scene without scanning The Long Optical Ranging and Detection System (LORDS) is a patented concept incorporating an optical encoding technique with ordinary vidicon or solid state camera(s), ... better facilitate vehicle classification in automated toll booth applications An abbreviated system block diagram is depicted in Figure 4.14 Figure 4.13: The AutoSense II is SEO's active-infrared ... sensor’s field of view, opening the door for numerous vehicle classification applications under the Intelligent Vehicle Highway Systems concept AutoSense II is an improved second-generation unit...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 7 doc
... E max,syst This 136 Part II Systems and Methods for Mobile Robot Positioning is because all systematic orientation errors are implied by the final position errors In other words, since the square ... has fixed-length sides, systematic orientation errors translate directly into position errors 5.2.2 Measurement of Non-Systematic Errors Some limited information about a vehicle’s susceptibility ... good idea to use the return position error as an indicator for a robot’s susceptibility to nonsystematic errors Instead, the return orientation error should be used Although it is more difficult...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 8 pptx
... external motion information is needed for positioning One important advantage of inertial navigation is its ability to provide fast, low-latency dynamic measurements Furthermore, inertial navigation ... accelerations in each of the three directional axes and integrating over time to derive velocity and position A gyroscopically stabilized sensor platform is used to maintain consistent orientation ... sampling interval not affect the orientation error measurement The compliant linkage in essence forms a pseudo-stable heading reference in world coordinates, its own orientation being dicStraight...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 10 pot
... in making this decision is feature visibility Based on internal models for different features, the robot's decisions are aided by a routine check on visibility For example, the visibility of ... map building It is important to take explicit account of the uncertainties; modeling the errors by probability distributions and using Kalman filtering techniques are good ways to deal with these ... y direction During operation, new orientation and position data is updated at a rate of Hz (In conversation with Prof Von Puttkamer, Director of the Mobile Robotics Laboratory at the University...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 11 pps
... motion C Good algorithms for integrating local maps into a global map Chapter 9: Vision-Based Positioning 207 CHAPTER VISION-BASED POSITIONING A core problem in robotics is the determination ... Geometric models of photometric cameras are of critical importance for finding geometric position and orientation of the sensors The most common model for photometric cameras is the pin-hole camera ... used for verification 210 Part II Systems and Methods for Mobile Robot Positioning In the second case, in which k vertical edges are indistinguishable from each other, the location algorithm finds...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 13 pptx
... Evidence Accumulation in the PSEIKI System and Experiments in Model-driven Mobile Robot Navigation.” in Uncertainty in Artificial Intelligence, Vol 5, Elsevier Science Publishers B V., North-Holland, ... 615077,Polaroid Corporation, 784 Memorial Drive, Cambridge, MA 02139, 617-386-3964 337 POLAROID - 1991, “Ultrasonic Ranging System.” Product Literature, Polaroid Corporation, 784 Memorial Drive, Cambridge, ... Publication No P1834B, Polaroid Corporation, 784 Memorial Drive, Cambridge, MA 02139, 617-386-3964 335 POLAROID - 1987, “Technical Specifications for Polaroid Electrostatic Transducer.” 7000Series...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 14 pps
... rotating/nodding lidar Vision-based landmark detection Duration: 4:28 minutes 360x240 The University of Michigan: Multi-Degree-of-Freedom vehicle with compliant linkage Duration: 3:15 minutes The University ... of Michigan: Internal Odometry Error Correction with the CLAPPER Duration: 4:24 minutes 240x180 240x180 360x240 Spatial Positioning Systems: Odyssey laser beacon positioning system Duration: ... applications before playing back video Atomic Energy of Canada (AECL): "ARK" System Duration: 3:42 minutes Transition Research Corporation (TRC): 240x180 240x180 360x240 a b LightRanger rotating/nodding...
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Where.Am.I-Sensors.and.methods.for.mobile.robot.positioning.-.Borenstein(2001) Part 15 docx
... Monterey, California, February 5-10, 1995 Paper 59 Borenstein, J and Feng L., 1995b, "Correction of Systematic Dead-reckoning Errors in Mobile Robots." Proceedings of the 1995 International Conference ... 1994, "UMBmark — A Method for Measuring, Comparing, and Correcting Dead-reckoning Errors in Mobile Robots." Technical Report, The University of Michigan UM-MEAM -94-22, December 1994 ... Computerized Travel Aid for the Blind." Proceedings of the 1994 IEEE International Conference on Robotics and Automation, San Diego, CA, May 8-13, 1994, pp 20232029 Paper 53 Borenstein, J, 1994g, "Internal...
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55368 where am i present continous and community
... a family, the father, a man, a woman What: shop, push a shopping cart, clean the floor, check out Where: at the bank Who: a man, a woman, some people What: make a deposit, wait in line, write ... man, some people What: mail a letter, wait in line, talk Where: at the park Who: two people, a woman, some people, children What: run, ride a bike, walk, walk the dog, play Where: at the park Who: ... people, children What: run, ride a bike, walk, walk the dog, play Where: at the supermarket Who: a family, the father, a man, a woman What: shop, push a shopping cart, clean the floor, check out Where: ...
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3 6 what fruit or vegetable am i FINAL
... solution fruit as it is likely that the majority of children will not be familiar with this and this will add to their learning experience If you are concerned about food miles or cannot find ... cards you think could be the mystery fruit or vegetable Each statement is designed to eliminate one fruit or vegetable If you are standing at a particular fruit or vegetable when it is eliminated ... the fruit and vegetables used in this activity to show children at the end of the activity It is not recommended that they see these examples prior to the activity as this may make the solution...
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Where am I? Sensors and Methods for Mobile Robot Positioning
... existing-inventory equipment of this type simplifies some of the logistics problems associated with vehicle maintenance In addition, reliability of the drive components is high due to the inherited ... axis is oriented in a north-south direction, it is insensitive to the earth's rotation, and no tilting occurs From this it follows that if tilting is observed, the spin axis is no longer aligned ... original applications for which the GyroEngine was designed is the GyroPoint, a three-dimensional pointing device for manipulating a cursor in three-dimensional computer graphics The GyroEngine...
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