Alan - Autonomous vehicles

Báo cáo hóa học: " Research Article Reconﬁgurable On-Board Vision Processing for Small Autonomous Vehicles" docx

... levels of performance in small systems We have also introduced Helios, a small, FPGA-based circuit board intended for use in small UAVs and groundbased robots to provide on-board vision processing ... daughter board for small, ground-based vehicles and a camera board for use with very small CMOS image sensors The ground-based vehicle board, for example, is ideal for use on small (e.g., 1/10 ... algorithms for small UAVs It is also being used as the computational platform for a small four-rotor aircraft currently under development It has been successfully used as the complete processing platform...

Autonomous vehicles and impact on cities

... / work location, resulting in urban sprawl and higher energy consumption Concentration of homes / workplaces leading to urban containment which may also constrain energy consumption Charging for ... or combustion engine) due to the AV-controlled optimal energy utilisation and lighter vehicles Blind man sitting in the driver's seat of Google's self-driving Prius 10 Changes and Impacts of ... appraised and planned ‘Rush hour’ by Black Sheep Films (2014) 10 Changes and Impacts of AV technology Land Use Planning & improved urban realm • Singapore is already constructing a 200 hectare ‘Autonomous...

AUTONOMOUS UNDERWATER VEHICLES pptx

... 22, No 11, pp 1330-1334, 2000 38 Autonomous Underwater Vehicles Zheng, X (1992) Layered control of a practical AUV, Proceedings of the Symposium on Autonomous Underwater Vehicle Technology, Washington ... streamline body is required Different structures with different size of underwater vehicles are developed Most of these underwater vehicles are torpedo-like with streamline bodies, like (Sangekar et ... around the underwater vehicles Meanwhile, the more the paddle wheel thrusters are used, the weight, noise and energy consumption increases The steering strategies of traditional underwater vehicles...

Autonomous Underwater Vehicles Part 3 docx

... 4 .37 -0.0854 150 10 60 100 3. 82 -0.127 200 40 100 4.88 -0.0158 200 60 4.47 -0.172 200 10 20 -100 6.81 -0.07 13 10 100 60 -100 2 .33 -0.0 630 11 100 20 100 3. 31 0.0212 12 100 10 40 3. 44 -0.0444 13 ... 137 148, 19 93 Zhang, Z (2000) A flexible new technique for camera calibration IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol 22, No 11, pp 133 0- 133 4, 2000 38 Autonomous Underwater ... range sonar 32 Autonomous Underwater Vehicles Fig 12 Acquisition of 2D profile image Fig 13 Acquisition of 3D profile image Basin test To demonstrate the proposed vision-based underwater localization...

Autonomous Underwater Vehicles Part 4 potx

... 1. 34 102 1.11×102 8.77×101 6 .45 ×101 4. 12×101 1.80×101 -5.19×100 -2. 84 101 -5.16×101 -7 .48 ×101 Fig 34 Pressure distribution ( V =0.5m/s) Unit：Pascal 2 .45 ×103 2.06×103 1.66×103 1.27×103 8.75×102 4. 80×102 ... Vol 26, 2001, pp 42 4 43 6 [2] J Sherman, R E Davis, W B Owens, et al , “The autonomous underwater glider “Spray”,” IEEE Journal of Oceanic Engineering, vol.26, 2001, pp 43 7 44 6 [3] D C Webb, P ... 0 .4 0.3 0.2 0.1 -40 -30 -20 -10 angle of attack 10 20 30 40 α(°) Fig 17 The relationship of profile drag coefficient and angle of attack 52 Autonomous Underwater Vehicles 10 L/D -2 NACA0008 -4...

Autonomous Underwater Vehicles Part 5 docx

... required to follow the trajectory using the 5th equation of system (4) as 78 Autonomous Underwater Vehicles −1 δ s ; j = (q j − A53 w j − A55q j )B52 (32) In this case the last two terms in the ... with a 1.75m beam; 0.25m draft; folddown communications mast; and fully-enclosed electronics and engine compartments SeaFox’s water jet propulsion system is powered by a JP5-fueled, 1 85- HP V-6 ... − = ( x j − x j − )2 + ( y j − y j − )2 + ( z j − z j − )2 U + v 2− + w 2− j j ( 25) 76 Autonomous Underwater Vehicles and then use (17)-(19) to compute w, v, ψ and Ψ at each timestamp The vertical...

Autonomous Underwater Vehicles Part 6 docx

... Control of Underwater Vehicles (NGCUV’08), Killaloe, Ireland 98 Autonomous Underwater Vehicles Yakimenko, O.A., Horner, D.P & Pratt, D.G (2008) AUV rendezvous trajectories generation for underwater ... navigation Computer, 22 (6) , 46- 57 Real-Time Optimal Guidance and Obstacle Avoidance for UMVs 97 Furukawa, T (20 06) Reactive obstacle avoidance for the REMUS underwater autonomous vehicle using ... variety of underwater missions Survey-class vehicles carry highly accurate navigational and sonar payloads for mapping the ocean floor, but these payloads make such vehicles very expensive Vehicles...

Autonomous Underwater Vehicles Part 7 pps

... 0.0320 0.0800 0. 077 7 0.1942 0.18 37 (70 ) ⎤ 0.0055 0.0080 ⎥ ⎥ 0.0080 ⎥ ⎥ 0.00 97 ⎥ ⎥ 0.00 97 ⎦ 0.0306 0.06 17 0.0302 0.0503 0.0593 0.1481 0.2000 ⎤ 0.0044 0.0050⎥ ⎥ 0.0050⎥ ⎥ 0.0 074 ⎥ ⎥ 0.0 074 ⎦ 0.1333 ( ... 0. 270 3 n1 ) = n1 ) = n1 ) = n1 ) = 0.0423 0.0356 0.0533 0.0935 0. 074 8 0.1 176 n1 ) n1 ) n1 ) n1 ) σ1 , σ1 , σ1 , σ1 , 0.0601 0.0800 0.0320 0.1942 0. 077 7 0.18 37 ⎤ 0.0042 0.0190⎥ ⎥ 0.0190⎥ ⎥ 0. 071 0⎥ ... 0.19 67 0.3200 0.1440 0.2136 0.1359 0.2959 σ1 , σ1 , σ1 , σ1 , 0.0208 0.0 379 0.0284 0.0984 0.0984 0. 270 3 0.0335 0.1020 0.0340 0. 171 9 0.0995 0.2105 (71 ) (72 ) π π = 0, 220 , 98.05 π π π = ± 192 , 176 ...

Autonomous Underwater Vehicles Part 8 pps

... S-control of automatic underwater vehicles The Ocean Engineering, 19(3), 81 -84 146 Autonomous Underwater Vehicles Li Ye, Liu Jianchen, Shen Minxue (2005) Dynamics model of underwater robot motion ... on Intelligent Control and Automation, Dalian, China, 88 76 -88 80 Gan Yong, Sun Yushan, Wan Lei, Pang Yongjie (2006) Motion control system of underwater robot without rudder and wing Proceeding of ... Plueddemann, A., Packard, G., Lord, J & Whelan, S (20 08) Observing Arctic Coastal Hydrography Using the REMUS AUV, Autonomous Underwater Vehicles 20 08 AUV 20 08 IEEE/OES, pp 1–4 Rizon, M., Yazid, H & Saad,...

Autonomous Underwater Vehicles Part 9 doc

... matrix D(ν), and given by ( 19) D (ν ) = D + Dn (ν ) ( 19) Here, D contains the linear damping terms, and Dn(ν) contains the nonlinear damping terms 154 Autonomous Underwater Vehicles The × vector of ... of control surfaces over tunnel thrusters 162 Autonomous Underwater Vehicles Overall control system Overall, the control system of any autonomous underwater vehicle consists of a control law module ... are measured against An example of a PID-based control strategy applied to underwater vehicles is given in Jalving ( 199 4) 2.4.2 Sliding mode control As mentioned previously, sliding mode control...

Autonomous Underwater Vehicles Part 10 pdf

... A & Perez, T (2009) A Survey of Control Allocation Methods for Underwater Vehicles, In: Underwater Vehicles, Inzartsev, A V., pp (109 -128), InTech, Retrieved from ...

Autonomous Underwater Vehicles Part 11 docx

... necessary for the information to be stored, accessed and shared efﬁciently 200 Autonomous Underwater Vehicles Underwater Vehicles by the deliberative agents while performing a mission These agents, ... unmanned vehicle systems with decision making provided by the human operator 202 Autonomous Underwater Vehicles Underwater Vehicles Π0 π0 Human Operator Commands Mission Executive Πt Platform Environment ... as T-REX, has been deployed successfully inside the Dorado AUV (Rajan 204 Autonomous Underwater Vehicles Underwater Vehicles et al., 2009) This is now providing adaptive planning capabilities...

Autonomous Underwater Vehicles Part 12 ppsx

... 210 12 Autonomous Underwater Vehicles Underwater Vehicles Fig Example of a partial ordered plan representation of an autonomously generated UUV mission The ... observations reported by the status monitor A mission planner agent generates and 212 14 Autonomous Underwater Vehicles Underwater Vehicles Command ALI Action Query Mission Executive Functional Mission Planner ... (LBL) transponders previously deployed in the area of operations 214 16 Autonomous Underwater Vehicles Underwater Vehicles Fig 12 Core Ontology instances for the demonstration scenario The diagram...

Autonomous Underwater Vehicles Part 13 ppsx

... Based on Geostatistics Using an Autonomous Underwater Vehicle Mapping and Dilution Estimation of Wastewater Discharges based on Geostatistics using an Autonomous Underwater Vehicle 241 Geostatistical ... Based on Geostatistics Using an Autonomous Underwater Vehicle Mapping and Dilution Estimation of Wastewater Discharges based on Geostatistics using an Autonomous Underwater Vehicle 243 produces ... minimized error variance comes as follows: σε( x0 ) = σ2 − n ∑ wi Ci0 + μ i =1 , (13) 244 Autonomous Underwater Vehicles Will-be-set-by-IN-TECH or, in terms of matrices as σε( x0 ) = σ2 − W T ·...

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