• smart energy efficient devices for personal assistance based on zero power sensing computation and communication technologi
Báo cáo hóa học: "Research Article Implementation of a Smart Antenna Base Station for Mobile WiMAX Based on OFDMA" pot
... comparison to the conventional single-antenna BS in Section 4, and computer-simulation results are shown to verify our experimental results Finally, we conclude this paper in Section Considerations for ... decoding Randomization Digital demodulation Slot concatenation Randomization Slot concatenation DL_DSP Puncturing Pilot insertion Channel coding Subcarrier arrange Digital modulation Bit interleaver ... synchronization and power control (ranging process) for OFDMA systems,” in Proceedings of the IEEE Global Telecommunications Conference (GLOBECOM ’04), vol 6, pp 3999–4003, IEEE Communications...
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Analysis, design and optimization of energy efficient protocols for wireless sensor networks
... fading model of the energy consumption for transmitting one bit data Pp Power consumption for data processing of the microcontroller Pc The average power consumption of the radio component Q The heat ... bandwidth utilization, flow control and error control • Physical layer: The physical layer is responsible for frequency selection, carrier frequency generation, signal detection, modulation and ... ERx Energy consumption of a sensor node for receiving data Eelec Energy consumption for operating transceiver circuit Ef s Free space model of the energy consumption for transmitting one bit data...
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Efficient retrieval and categorization for 3d models based on bag of words approach
... information of local features, statistical diffusion distance is added to augment the contextual information The combination of geometrical and spatial information is demonstrated to outperform ... description for fast and more accurate 3D model representation Chapter proposes two region -based feature detection and description methods, which are both of lower dimension, efficient to compute and ... space and computational power than the SIFT feature detection, and therefore more affordable for the generation of codebooks using K-means clustering The proposed 3D model categorization system...
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Robust and energy efficient routing for wireless sensor networks
... The information gathered by one sensor may not be accurate enough in making decisions Thus, information sharing and fusion become important However, information sharing requires communication which ... 2.3.5 Energy Efficiency For wireless sensor nodes, radio transmission is one of the major sources of energy consumption Therefore, the energy consumed by link layer retransmissions should also be considered ... on the tree adjusts its transmission power based on the criteria whether it can reduce the total energy consumption in multicast The tree structure may be changed during the energy consumption...
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Energy efficient protocols for wireless sensor networks
... decision-making algorithm on the performance metrics such as energy consumption and delay We also analyze IPS, derive its optimal operating point, and show that it can reduce the energy consumption ... transmission, consuming significant amount 22 2.3 Problem statement of energy IPS does power control to insert some information into the preamble and at the same time conserve some energy by adaptive power ... important societal issues such as environmental and habitat monitoring, traffic control, and health care, to economical issues such as production control and structure monitoring [2, 3] WSNs have also...
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Medium access control and energy efficient routing for mobile ad hoc networks
... may change randomly and rapidly at unpredictable times • Energy- constrained operation – some or all of the nodes in a MANET may rely on batteries for energy, making power conservation a critical ... optimal solution 5 CHAPTER INTRODUCTION Since most mobile ad hoc networks are battery-operated systems, they are energy and bandwidth constrained Power and energy efficient design becomes one of the ... location information for directional routing to reduce routing overhead The storage overhead is also limited to a small table for storing routing and location information of neighbors Nonetheless,...
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Research on field weakening based on reactive power with BLDC motor for electric vehicle application
... Renfrew, A.C.: Computation of constant current fieldweakening performance profiles in brushless DC motors” Proceedings of 8th international conference on Power electronics and motion control, Prague, ... accepted by communication control unit through the CAN from vehicle controller The reactive power torque is calculated by the control command and the speed The electric current function table and the ... WEAKENING BASED ON REACTIVE POWER WITH BLDC MOTOR The electrical machinery power is composed by the active power and the reactive power[ 9]-[10] In the static α − β frame, the active power Pe and reactive...
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How to Live Rules for Healthful Living Based on Modern Science docx
... liver and the splanchnic circulation, causing a feeling of despondency and mental confusion, headache, coldness of the hands and feet, and chronic fatigue or neurasthenia, and often constipation ... the dandy, there is the golden mean in posture, which stands for self-respect and self-confidence, combined with courtesy and consideration for others Section III Poisons from Without The poisons ... [Illustration: Dr Lewellys F Barker] [Illustration: Dr John F Anderson] [Illustration: Dr Hermann M Biggs] [Illustration: Dr Alexander Graham Bell] [Illustration: Dr William G Anderson] [Illustration:...
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Báo cáo khoa học: Design of expression vectors for RNA interference based on miRNAs and RNA splicing potx
... genomic context: exonic miRNA in noncoding transcripts, intronic miRNAs in noncoding transcripts, and intronic miRNAs in protein-coding transcripts [8,9] Based on the accumulating knowledge on miRNA ... ends and a specific sequence for each artificial miRNA (64 nucleotides for the miR15 5based system and 67 nucleotides for the miR30 -based system) were annealed, and cloned into the corresponding ... IgG and was used as a transfection and loading control The expression of EGFP and IgG on the western blot was determined by the rabbit polyclonal GFP antibody ⁄ Alexa 680 goat anti-rabbit secondary...
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Báo cáo khoa học: "A Generalized Vector Space Model for Text Retrieval Based on Semantic Relatedness" pot
... disambiguation and information retrieval In Proc of the 17th SIGIR, pages 142–151, Ireland ACM G Hirst and D St-Onge 1998 Lexical chains as representations of context for the detection and correction ... ambiguity and information retrieval ACM Transactions on Information Systems, 10(2):115–141 G Tsatsaronis, M Vazirgiannis, and I Androutsopoulos 2007 Word sense disambiguation with spreading activation ... S.K.M Wong, W Ziarko, V.V Raghavan, and P.C.N Wong 1987 On modeling of information retrieval concepts in vector spaces ACM Transactions on Database Systems, 12(2):299–321 D Mavroeidis, G Tsatsaronis,...
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Information security audit (IS audit) - A guideline for IS audits based on IT-Grundschutz pptx
... management is responsible for the efficient and proper functioning of an organisation and therefore for guaranteeing information security internally and externally as well For this reason, management ... implementation through IS audits In order to maintain and continuously improve information security The organisation’s management is responsible for the initiation and management of the information security ... 30 person-days 50 person-days 60 person-days ”High” 50 person-days 65 person-days 80 person-days ”Very high” 60 person-days 80 person-days 100 person-days Table 1: Standard values for personnel...
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Báo cáo khoa học: "A spoken dialogue interface for TV operations based on data collected by using WOZ method" pptx
... system, TV program- and operationrelated information is displayed on the television screen, and based on this information, subjects tended to underestimate television capability and to omit utterances ... assist the user search for a program, can present information about any program on the television screen, and can return voice responses 3.2 Speech recognition The speech recognition module uses an ... experiments to demonstrate the usefulness of a spoken dialogue interface for television control and to examine problem areas References FACTS (FIPA Agent Communication Technologies and Services)...
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báo cáo hóa học: " Fault detection for hydraulic pump based on chaotic parallel RBF network" docx
... generator can be designed for fault detection optimization based on CPRBF network and CPRBF prediction process, and it provides a basis for the analysis and calculation of the model uncertainty ... correlation dimension Section “Model of chaotic time series prediction and fault detection” proposes a new CPRBF network for chaotic time series prediction, and a residual error generator based on CPRBF ... 100 Figure One-step iterative predicted result of Lorenz time series Figures and prove that: • One-step iterative prediction based on CPRBF network has good prediction performance • Comparing...
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Báo cáo hóa học: "Research Article A Novel Criterion for Writer Enrolment Based on a Time-Normalized Signature Sample Entropy Measure" pptx
... Garcia, and D Maltoni, “An on- line signature verification system based on fusion of local and global information,” in Proceedings of the 5th IAPR International Conference on Audioand Video -Based ... 60 Persons 70 80 90 100105 0 10 20 30 40 50 60 Persons High Personal Entropy Medium Personal Entropy Low Personal Entropy 80 90 100 High Personal Entropy Medium Personal Entropy Low Personal Entropy ... 16 High Personal Entropy Medium Personal Entropy Low Personal Entropy Figure 4: Personal Entropy versus complexity (left) and Personal Entropy versus variability (right) on MCYT-100 and DS2-104...
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Báo cáo hóa học: " Research Article Fusion of Appearance Image and Passive Stereo Depth Map for Face Recognition Based on the Bilateral 2DLDA" ppt
... person recognition using unconstrained audio and video,” in Proceedings of the 2nd International Conference on Audio- and Video -Based Person Authentication (AVBPA ’99), pp 176–181, Washington, ... recognition application: affordable desktop face recognition based on a novel 3D camera,” in Proceedings of International Conference on Augmented, Virtual Environments and Three Dimensional Imaging ... Recognition performance on the XM2VTS database versus w1 w1 = corresponds to 3D alone, w1 = corresponds to 2D alone Figure 8: Recognition performance on the Maga-D database versus w1 w1 = corresponds...
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Báo cáo hóa học: " Research Article 60 GHz Indoor Propagation Studies for Wireless Communications Based on a Ray-Tracing Method" docx
... Transactions on Wireless Communications, vol 3, no 6, pp 2396–2406, 2004 [6] F Giannetti, M Luise, and R Reggiannini, “Mobile and personal communications in the 60 GHz band: a survey,” Wireless Personal ... EURASIP Journal on Wireless Communications and Networking [8] P F M Smulders and L M Correia, “Characterisation of propagation in 60 GHz radio channels,” Electronics and Communication Engineering ... parameters and the fading statistics Thus, we considered two EURASIP Journal on Wireless Communications and Networking Ceilings lifted up for illustration Ceilings lifted up for illustration 4.3...
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Báo cáo hóa học: " Performance Evaluation of Indoor Localization Techniques Based on RF Power Measurements from Active or Passive Devices" pptx
... and so forth In general, the accuracy of position estimation depends on the propagation characteristics of the specific environment, on the number of transmitting devices, and on the resolution ... true for the interrogator CONCLUSIONS We analyzed the performance of networks used for localization in terms of the probability of localization error Solutions based on active and passive devices ... them and we assume that collision resolution is ensured One simple and effective method based on time backoff is briefly described in Section To analyze the performances of the considered active and...
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Báo cáo hóa học: " Research Article New Approaches for Channel Prediction Based on Sinusoidal Modeling" pdf
... has the best performance The conditional LMMSE predictor has the worst performance The unconditional LMMSE predictor outperforms the conditional LMMSE predictor The adjusted conditional LMMSE predictor ... proposed They are conditional LMMSE predictor, unconditional LMMSE predictor, and the adjusted conditional LMMSE predictor They outperform 12 the standard LP in simulations, but underperform using real ... sinusoidal model than the nonparametric method 0.8 Figure 10: NMSE versus level of confidence (urban area) conditional and unconditional LMMSE prediction methods and underperforms the LP In this study,...
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Báo cáo hóa học: " Research Article Motion Segmentation and Retrieval for 3D Video Based on Modified Shape Distribution" pdf
... Nakazawa, and K Ikeuchi, “Rhythmic motion analysis using motion capture and musical information,” in Proceedings of IEEE International Conference on Multisensor Fusion and Integration for Intelligent ... only one over-segmentation, which is shown with the cross, and no miss-segmentation for the period The precision and recall rates for sequence #2-1 were 95% and 93%, respectively (see Table for ... X Wu, T Takai, and S Nobuhara, “Real-time 3D shape reconstruction, dynamic 3D mesh deformation, and high fidelity visualization for 3D video,” Computer Vision and Image Understanding, vol 96,...
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