layers of a hierarchical network design
Báo cáo hóa học: " Research Article Design and Experimental Evaluation of a Vehicular Network Based on NEMO and MANET" pdf
Ngày tải lên :
21/06/2014, 08:20
... regarding NEMO and MANET, are also introduced, such as Multihoming, Route Optimization, and MANEMO 2.1 VANET Vehicular Ad hoc Networks (VANET) are a particular case of MANET, but they are characterized ... every packet being encapsulated and decapsulated both at MR and HA (3) Bottlenecks in HA is an important problem, since a significant amount of traffic for MNNs is aggregated at HA, particularly when ... drive along roads This makes the position of nodes somehow predictable Although there are many works related to VANET applications, as well as basic research at the physical link and network layers...
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Báo cáo khoa học: Unravelling the functional interaction structure of a cellular network from temporal slope information of experimental data docx
Ngày tải lên :
07/03/2014, 21:20
... structure of the HOG pathway in S cerevisiae MAP kinase cascades typically composed of three tiers of protein kinases, a MAP kinase (MAPK), a MAPK kinase (MAPKK) and a MAPKK kinase (MAPKKK), are common ... not always achievable due to many practical limitations, we need to consider a new method that can be applicable to time-series experimental data without parameter perturbations and that can make ... can be obtained by properly chosen n parameter perturbations All these approaches are based on parameter perturbation experiments which are, however, not always achievable in many practical cases...
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Báo cáo khoa học: "Discriminative Training of a Neural Network Statistical Parser" pdf
Ngày tải lên :
23/03/2014, 19:20
... for part -of- speech tagging In Proc Conf on Empirical Methods in Natural Language Processing, pages 133–142, Univ of Pennsylvania, PA Adwait Ratnaparkhi 1999 Learning to parse natural language ... maximize this conditional probability, but often not actually calculate the probability, as with Support Vector Machines (Vapnik, 1995) We take the approach of actually calculating an estimate ... occur at least times, plus morphological features of the remaining words However, the fact that the DGSSN uses a large-vocabulary tagger (Ratnaparkhi, 1996) as a preprocessing stage may compensate...
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hack the stack - using snort & ethereal to master the 8 layers of an insecure network
Ngày tải lên :
25/03/2014, 11:19
... known as the data link layer and is focused on traffic within a single local area network (LAN).The data link layer formats and organizes the data before sending it to the physical layer Because ... is a physical scheme, hard-coded Mandatory Access Control (MAC) addresses are typically used.The data link layer organizes the data into frames When a frame reaches the target device, the data ... authentication Common Stack Attacks A range of exploits can be launched in any stack-based system For this book, we followed the stack-based approach of arranging the various attacks into a logical order for...
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báo cáo hóa học:" Research Article Continuous Learning of a Multilayered Network Topology in a Video Camera Network" doc
Ngày tải lên :
21/06/2014, 20:20
... really slow EURASIP Journal on Image and Video Processing (a) A in camera (b) A in camera (c) B in camera Figure 1: An example of false appearance similarity information Two subjects ( A and ... As to the link validation, we calculate the mutual information of departure and arrival sequences at various nodes and show the adjacency matrices in Figures 12 (a) and 12(b) Based on the adjacency ... the departure and arrival events Subsequently, the appearance similarity was calculated, and the probability of the appearance similarity was calculated on the estimated distribution Papp by...
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báo cáo khoa học: " Modification of a neuronal network direction using stepwise photo-thermal etching of an agarose architecture" pptx
Ngày tải lên :
11/08/2014, 00:22
... consisting of an agarose microchamber (AMCA) cell cultivation array maintained at constant temperature, controlled atmosphere and humidity (Figure 1) We used the AMCA cell cultivation chip to create a ... topographical control of outgrowth and synapse formation on snail neurons Advanced Materials 2002, 14:141-144 Moriguchi H, Wakamoto Y, Sugio Y, Takahashi K, Inoue I, Yasuda Y: An agar-microchamber ... within agar layers We demonstrated that that neural cells can be grown and neural network with the desired direction of neural connections can be created in the AMCA chip Possible damage of the...
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Báo cáo hóa học: " Research Article Design and Implementation of a Generic Energy-Harvesting Framework Applied to the Evaluation of a Large-Scale Electronic Shelf-Labeling Wireless Sensor Network" pdf
Ngày tải lên :
21/06/2014, 11:20
... is the farad; farad = coulomb per volt; typical capacitances are measured in microfarads or picofarads) 5.2.1 The Virtual Capacitor To implement the law of Coulomb, a TinyOS application was developed ... 3B37 3A2 8 3B49 3B50 3A2 6 3B53 3A2 7 Controller 3A3 1 3A2 2 3A2 3 3A1 4 3A1 1 3A1 9 3B51 3B54 3A2 0 3A7 3B35 3B38 3A4 3A1 3A1 0 3A1 5 3A8 3A1 6 3B42 3B46 3A2 1 3A1 8 3A9 3A2 3A6 3A3 Figure 12: Spatial distribution ... know that the capacitance (stated in terms of the amount of charge (Q) stored at a given voltage drop (across the capacitor)) of a capacitor is given by (1) (Note that: the SI unit of capacitance...
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báo cáo hóa học:" Research Article Design and Implementation of a Single-Frequency Mesh Network Using OpenAirInterface" docx
Ngày tải lên :
21/06/2014, 18:20
... channel measurements which can be used for channel characterization and capacity analysis [2] Apart from a general overview of OpenAirInterface, in this paper we present OpenAirMesh a specification ... to transport data traffic corresponding to a particular flow Table 4: Transport and physical channels Each of the transport channels is mapped to a corresponding physical channel of the same name ... norm of a matrix A is denoted by A F E denotes expectation, and EURASIP Journal on Wireless Communications and Networking Table 1: Hardware characteristics of the CardBus MIMO1 card FPGA Components...
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A green supply chain network design model for enhancing competitiveness and sustainability of companies in high north arctic regions
Ngày tải lên :
09/09/2015, 10:32
... operational research, mathematical modelling as well as their applications in supply chain management, transportation and logistics network design, and waste management E-mail address: Hao.Yu@hin.no ... memetic algorithm using the Taguchi method ScientiaIranica E 2012, 19 (6), 1876-1886 [33] Latha Shankar, B., Basavarajappa, S., Kadadevaramath, R.S., Chen, J.C.H A bi-objective optimization of supply ... strategies: an analysis of usage patterns Transportation Journal 2000, 40 (2), 5-16 [10] Linton, J.D., Klassen, R., Jayaraman, V Sustainable supply chains: an introduction Journal of Operations Management...
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Achilles design of a high capacity mesh network with directional antennas
Ngày tải lên :
26/09/2015, 10:51
... a 3-D view of radiation patterns Figure 2.1: 3-D representation of antenna radiation pattern of a directional and omnidirectional antenna, courtesy wikipedia.com Antennas are often compared against ... antenna, as well as its directional capabilities The relative gain of an antenna is commonly used In relative gain, the antenna radiation power at a point is compared to that of a isotropic radiator ... 270 A B Antenna gain = 32 dB Figure 2.6: Difference in antenna gain as a result of gain variation in the major lobe Node A and B are tuned, so are A and C However the antenna gain between A and...
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The Design and Implementation of a Log-Structured File System
Ngày tải lên :
12/09/2012, 15:05
... separate data area of these database systems means that they not need the segment cleaning mechanisms of the Sprite LFS to reclaim log space The space occupied by the log in a database system can ... simulates the actions of a cleaner until a threshold number of clean segments is available again In each run the simulator was allowed to run until the write cost stabilized and all coldstart variance ... the most up to date ‘‘truth’’ about the state of the data on disk The main difference is that database systems not use the log as the final repository for data: a separate data area is reserved...
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Novel design of a compacted micro-structured air-breathing PEM fuel cell as a power source for mobile phones
Ngày tải lên :
05/09/2013, 14:58
... performance and design of air-breathing PEM fuel cells Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (MEA) of planar air-breathing ... can be seen that for a high nominal current density, a high fraction of the current is generated at the catalyst layer near the air inlet area, leading to under-utilization of the catalyst at ... However, these fuel cell designs have generally relied on traditional planar MEA architecture Because the majority of PEM fuel cell designs are based on planar plate and frame architecture, their...
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Novel design of a disk-shaped compacted micro-structured air-breathing PEM fuel cell
Ngày tải lên :
05/09/2013, 14:58
... distribution patterns of activation overpotentials are similar, with higher values at the catalyst layer near the air inlet area It can be seen that the activation overpotential profile correlates with ... Mechanical behaviour of PEM fuel cell catalyst layers during regular cell operation International Journal of Energy and Environment, 2010; 1(6), 927-936 [16] Maher A. R Sadiq Al-Baghdadi A CFD analysis ... performance and design of air-breathing PEM fuel cells Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (MEA) of planar air-breathing...
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Optimization of design and operating parameters on the year round performance of a multi-stage evacuated solar desalination system using transient mathematical analysis
Ngày tải lên :
05/09/2013, 16:11
... temperature from the flat plate collectors, latent heat and refined latent heat of vaporization of water from each stage and specific heat capacity of water from each stage are averaged over the day ... inclined at an angle equal to latitude of Chennai (13o) facing towards due south for the maximum year round performance Each evaporator and condenser tray has an area of 1m2 inclined at an angle of ... variation of global solar radiation and ambient temperature at Chennai for January to June _ Solar radiation -Ambient temperature Figure Mean monthly hourly variation of global solar radiation...
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Designing A Wireless Network
Ngày tải lên :
16/10/2013, 13:15
... Services Creating a Detailed Physical Design Creating a Detailed Operations Design Creating a Detailed Operating Model Design Creating a Training Plan Developing a Maintenance Plan Developing an Implementation ... Wheeler,Victoria Fuller, Jonathan Bunkell, and Klaus Beran of Harcourt International for making certain that our vision remains worldwide in scope Anneke Baeten, Annabel Dent, and Laurie Giles of Harcourt Australia ... Elements and Frequency Spectrums Introduction Transmitting Radio Signals Over EM Waves Anatomy of a Waveform Modulating a Radio Signal Propagating a Strong Radio Signal Understanding Signal Power and...
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Design and Implementation of a Three-Phase Induction Motor Control Scheme
Ngày tải lên :
27/10/2013, 23:15
... processes and variables are modelled mathematically Furthermore, the MATLAB program can convert a MATLAB design into a C-code design in a relatively straightforward manner Hence, this stage of the ... Therefore, data acquisition, debugging and fault logging are realized • × fast A/ D (Analogue to Digital) converters with 10-bit resolution make the computation of accurate, real-time phase current measurements ... topologies are outlined An inverter is an electronic configuration that transforms a DC signal into an AC signal in a controlled manner This is very relevant for this thesis project as we have available...
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Design and Simulation of A CMOS-MEMS Accelerometer
Ngày tải lên :
27/10/2013, 23:15
... estimated value is calculated assuming a total sensing capacitance of 60fF Parasitic capacitance and mismatch of sensing capacitance is measured in a way as shown in Figure 5.4 The capacitance ratios ... these parasitic capacitors is around 70fF, which is the same order as the total sensing capacitance Parasitic capacitance of diodes and input transistors of buffers is relatively small, less than ... first-generation accelerometer were performed on a probe station Table lists major parameters of the device Only the ratio of parasitic capacitance and sensing capacitance can be measured, and the...
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Tài liệu Design of a USB Device Driver ppt
Ngày tải lên :
13/12/2013, 00:15
... –First packet in any transaction –Specifies function address, endpoint –Specifies data direction ? Data - DATA0, DATA1 –0 - 1023 bytes ? Handshake - ACK, NAK, STALL –Report status of data transaction ... Driver USB Host Data Packet IN Token Data Packet Data Buffer ACK Data Packet IN Token Data Packet ACK 36 18 Control Read ? Call USBRead( EP0 ) to read a Setup Packet USBRead( –Read from EP0 OUT ... Idle Handshake ACK ACK DATA0/ DATA0/ DATA1 DATA1 NAK DATA0 T/O STALL T/O ACK Idle Host Function There are Four Types of USB Transactions ? Isochronous (Audio, telephony …) –Periodic, Bounded latencies,...
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Tài liệu Activity 7.2: Determining the Impact of Technology on a Windows DNA Design docx
Ngày tải lên :
21/12/2013, 06:16
... your answers in the table below User Interface User Services Business Services Data Access Data Store Communication Operating Systems System Services Development Tools Data Access Data Storage ... the level of impact — high, medium, or low — that each technology type would have on the given layer of a Windows DNA design Write your answers in the grid provided After completing the above steps, ... Activity 7.2: Determining the Impact of Technology on a Windows DNA Design Exercise 1: Determining Technology Implications ! Determine technology implications Participate in small groups as assigned...
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Tài liệu Design And Simulation Of A Cmos-Mems Accelerometer doc
Ngày tải lên :
22/12/2013, 08:16
... estimated value is calculated assuming a total sensing capacitance of 60fF Parasitic capacitance and mismatch of sensing capacitance is measured in a way as shown in Figure 5.4 The capacitance ratios ... these parasitic capacitors is around 70fF, which is the same order as the total sensing capacitance Parasitic capacitance of diodes and input transistors of buffers is relatively small, less than ... first-generation accelerometer were performed on a probe station Table lists major parameters of the device Only the ratio of parasitic capacitance and sensing capacitance can be measured, and the...
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