vision­based gestural guidance interface for mobile robotic platforms

... scanning or complex gestural feedback from the user renders a typing interface difficult or impossible to use for the most impaired users Simpler interactions via brain-computer interfaces (BCI) ... enabled interface that is appropriate for the most impaired users In addition, the RSVP paradigm provides some useful interface flexibility relative to the grid-based paradigm First, it allows for ... interactions via brain-computer interfaces (BCI) hold much promise for effective text communication for these most impaired users Yet these simple interfaces have yet to take full advantage of language models...

Ngày tải lên: 20/02/2014, 05:20

... displayed instead of the concealment source unit fc(n),v for this unit, as well as for all other source units for which fn is eventually used for concealment E Q(C) 3.5 Received and expected quality ... was working as a Research and Development Consultant for Siemens Mobile Devices, now BenQ mobile in Munich, Germany He is also consulting for Digital Fountain, Inc His research interests include ... applications At LNT, he was responsible for the development of the WiNe2 real-time demonstration platform for multimedia services over cellular links This platform is now Thomas Stockhammer et al...

Ngày tải lên: 22/06/2014, 23:20

... three interfaces The performances for three interfaces were then evaluated in terms of the accuracy and speed In those experiments, the face-based method was Page 12 of 17 (page number not for ... changes Tables and show the summarized performance comparisons for the three methods Table shows the average times taken to reach the destination for three interfaces Among three methods, the face-based ... on Robotics (ISR) 2005:39 Miller DP, Slack MG: Design and testing of a low-cost robotic wheelchair prototype Autonomous Robotics 1995:77-88 Chen Y-L, Lin J-F: A head orientated wheelchair for...

Ngày tải lên: 19/06/2014, 08:20

... the moving quad-rotor which is provided mobile localization information for UAV position control And this mobile localization method has been extended for multiple marker motion tracking and ... provides sufficient information for the autonomous flight, even for multiple UAVs In addition, GPS signal cannot be accessed for indoor test and indoor GPS system is quite expensive therefore an alternative ... The whole structure of indoor mobile robot localization system 46 2.23 One experiment scene in indoor robot localization for multiple mobile robot task-based formation control ...

Ngày tải lên: 12/10/2015, 17:36

... COSMOROE search interface The interface itself is actually a text-based search engine, that indexes and retrieves information from the COSMOROE annotated corpus The interface allows for both simple ... specific examples and providing an interface platform for reaching towards computational linguistic resources and tools that will generalise over the semantic information provided by the corpus ... • it will serve as simple search interface for general users, taking advantage of the rich semantic annotation —behind the scenes— for more precise and intelligent retrieval of audiovisual...

Ngày tải lên: 22/02/2014, 02:20

... words with a high idf score The rationale for this stems from the fact that queries, in general, are composed of informative words Thus for example, for a given SMS token “byk”, idf of “bike” ... co-reference resolution, logic form transformation etc which require the question to be represented in linguistically correct format These methods not work for SMS based FAQ answering because of ... questions in a timely manner The information retrieval based system treat question answering as an information retrieval problem They search large corpus of text for specific text, phrases or paragraphs...

Ngày tải lên: 08/03/2014, 00:20

... range of platforms such as Linux and Win32 In the evaluations below, our mobile node is a Laptop with an Intel Mobile Pentium III processor at 866MHz The IEEE INFOCOM 2003 B System performance ... incur a cost to forward the messages On the other hand, when a node forwards others’ messages, it should gain credit and therefore be able to send its messages later There are two ways for a node ... based on the current performance of the system However, the preferred and dominant way to get more credit is by forwarding others’ messages In order to get credit for forwarding others’ messages,...

Ngày tải lên: 15/03/2014, 04:20

... exterior remote platforms (i.e., semi-autonomous robots)2 The system is designed to run automatically with minimal human oversight High-level status information is provided for all the platforms via ... options This interface provides detailed operational and diagnostic information relevant to the situation at hand while supporting one-on-one human control of the associated robotic platform Figure ... the user with a “big picture” of the patrolling platforms and the secured areas as shown in Figure User intervention is required only when a platform encounters an exceptional condition such as...

Ngày tải lên: 22/03/2014, 11:20

... system The chapter provides the Web mobile technology information necessary to prepare you for developing test plans and strategies for this new mobile device platform There will also be a more in-depth ... effectively plan for and conduct the testing of Web-based applications developed for fixed clients, systems in fixed locations such as desktop computers, as well as for mobile clients such as mobile phones, ... particularly thank Brian Lawrence, for his dedication in providing thorough reviews and critical feedback We all thank Cem Kaner for his guidance, friendship, and generosity, and for being there when we...

Ngày tải lên: 22/03/2014, 18:20

... using many immobile sensors versus fewer mobile sensors would then depend strictly on cost—mainly, the sensing elements’ cost Thus, costly sensors could be deployed on mobile platforms, and inexpensive ... Conf Distributed Autonomous Robotic Systems 5, Springer-Verlag, 2002, pp 299–308 11 J Cortes et al., “Coverage Control for Mobile Sensing Networks,” IEEE Int’l Conf Robotics and Automation (ICRA ... G.T Sibley, M.H Rahimi, and G.S Sukhatme, “Robomote: A Tiny Mobile Robot Platform for Large-Scale Sensor Networks,” Proc IEEE Int’l Conf Robotics and Automation (ICRA 02), IEEE Press, 2002, pp 1143–1148...

Ngày tải lên: 30/03/2014, 16:20

... opens its eyes and enters a state that can perform various operations For example, the IFR can assist the user search for a program, can present information about any program on the television ... generated by taking into account slot information, response history, results of searching for program information Table 2: Content of category-slots Slot @Moviename @Performer’s name Examples Blade Runner, ... spoken dialogue interface When asked to give an opinion on operating a television by voice, more than half replied “Yes, I would like to” therefore apparently indicating a high demand for the spoken...

Ngày tải lên: 31/03/2014, 03:20

... for acquiring, processing, analyzing, and understanding images and, in general, high-dimensional data from the real world in order to produce numerical or symbolic information, e.g., in the forms ... 2 ACKNOWLEDGEMENT First and foremost, I would like to say my special thanks to my supervisor Ph.D Le Thanh Ha for his encouragement, good teaching and good ideas I would ... inspection and robot guidance in industrial applications [1] Obstacle Detection Obstacle Detection (OD) is defined as the determination of whether a given space is free of obstacles for safe travel...

Ngày tải lên: 12/04/2014, 15:45

... RailRoad does not process/forward data reports in the Rail region; on the other hand, in HexDD diagonal lines are also used for data forwarding to cache data on the border nodes for sink queries This ... previously discussed for RailRoad comparison are also valid for LBDD comparison Only the ratio EHHexDD /EHLBDD is smaller than the ratio EHHexDD /EHRR for the same inputs For instance, when n ... following section, we evaluate the performance of the protocols by simulating realistic scenarios and networking conditions Performance evaluation For the purpose of performance evaluation, we compare...

Ngày tải lên: 20/06/2014, 20:20

... repeat the RBU procedure for each event Calderon et al [7] propose the Mobile IPv6 route optimization scheme for NEMO (MIRON) based on the protocol for carrying authentication for network access (PANA) ... to MNN1 and has no routing information about MR5 The packets are forwarded up the tree until the parent-MR has the routing information for the destination MNN Therefore, if MNN1 wants to communicate ... protocol (DSR) for mobile ad hoc networks for IPv4, in IETF RFC 4728 (February 2007) Page 19 of 19 26 MC Chuang, JF Lee, DRO: domain-based route optimization scheme for nested mobile networks,...

Ngày tải lên: 21/06/2014, 00:20

... Conventional beamforming Proposed beamforming Figure 4: Performance comparison of the proposed beamforming scheme to the conventional scheme Figure 3: Calculation of autocorrelation matrix for the m-WiMAX ... multiplierbased algorithm [7] is used for the beamforming scheme Figure shows the performance comparison between the conventional beamforming and the proposed beamforming when the m-WiMAX packet consists ... three DSPs exist for redundancy and are not used for signal processing Five DSPs are used for encoding/decoding, beamforming, calibration, and ranging processing Two FPGAs perform FFT/IFFT and...

Ngày tải lên: 21/06/2014, 23:20

... encoding For sequences of Table, Football, Tempete, Paris, Stefan, and Mobile, there are virtually no performance loss with our approach while for the sequences of Foreman and Coastguard, the performance ... sizes, for example 352 × 288 pixels for CIF, 176 × 144 pixels for QCIF, and so forth, in order to simplify the development of fast transcoding method and to guarantee the transcoding performance ... QP for attention area has little effect on the encoding performance Table 1: Overhead of attention information Sequences Original bitrate (kb/s) Attention information bitrate (kb/s) Percent Foreman...

Ngày tải lên: 22/06/2014, 19:20

... for 95% of calls [5] In turn, the minimum required accuracy for mobile- based positioning solutions is 50 m for 67% of calls and 150 m for 95% of calls Such accuracy requirements should have been ... accuracy However, there are examples, for instance, route guidance for the blind, where the accuracy at submeter level is needed Availability of location information can significantly improve the ... SHO window globally for the whole network will significantly reduce the DL capacity Alternatively, if only the located UE is forced to SHO for a time instant needed to perform RTT measurements...

Ngày tải lên: 22/06/2014, 22:20

... canceller Therefore, the forms of the reproductions are five, that is, the MOMNI method, the acoustic echo canceller, and the three noise-added response sounds For each of these forms, we prepared ... recognition performance in barge-in situation without adaptation The remaining problem is that there is still room for improvement in beamforming because the delay-and-sum beamformer is weak ... interference Loudspeakers for acoustic echo canceller 12 11 Microphone array 10 1m 0.5 m Loudspeakers for sound field control 3.9 m interference exists The transfer functions before fluctuation are used...

Ngày tải lên: 22/06/2014, 23:20

Ngày tải lên: 14/11/2014, 08:03