... Nu is the length of the transmitted signal block of the uth user whose post-detection SNR is denoted as γu , Pn,u is the power of the nth transmitted symbol of the uth user, and hn,u is the channel ... diversity On the other hand, in the OFDMA system, transmit power is equally allocated in the used subcarriers; therefore, the achievable rate is insensitive to the distribution of the deep fades ... Figure The only difference from OFDMA is EURASIP Journal on Wireless Communications and Networking the addition of the N point DFT at the transmitter and the N point IDFT at the receiver The transmitted...
Ngày tải lên: 21/06/2014, 23:20
... scoring for larval growth in the presence of 5-FU One of these mutants (jg1) was mapped to identify the mutated gene by using single nucleotide polymorphisms (SNPs) The jg1 mutation mapped near ... characteristic of the L4 stage The arrow indicates turning of the gonad, which occurs at the early L4 larval stage (F) Wild-type worms growing on the 5-FU plates are arrested at the L2 stage (B, ... from the Sanger Center, and the phenotype of the mutant was rescued with a single ZK783 cosmid The upp-1 mutant was also rescued with a genomic PCR product including a single ORF (ZK783.2) The...
Ngày tải lên: 30/03/2014, 01:20
Báo cáo sinh học: " Research Article Maximum-Likelihood Semiblind Equalization of Doubly Selective Channels Using the EM Algorithm" docx
... Another contribution of the paper is the determination of a pilot positioning scheme that improves the equalizer’s performance In the context of our proposed algorithm, the main purpose of the ... available by usage of the Karhunen-Loeve Transform (KLT) [10] and the basis functions are the eigenvectors of the autocorrelation matrix of the Rayleigh fading process The element n1, n2 in the autocorrelation ... is the ith row in the matrix B The matrix Bn is then built from the L rows in B that correspond to time instant n This description can then be used in the derivation of the EM procedure and the...
Ngày tải lên: 21/06/2014, 16:20
Báo cáo hóa học: "Research Article Segmentation of Killer Whale Vocalizations Using the Hilbert-Huang Transform" potx
... segmentation/combination of these modes The objective is to link a single killer whale vocalization to a single mode 2.1 Brief theory of the HHT The EMD is applied on the original signal This decomposition is one of ... instantaneous frequency of the end j of segment ci is higher than the instantenous frequency of j+1 the start of the next segment ci This means that segment j ci marks the end of the vocalization This ... important to know the frequencies of the chirps rather than the value of the sampling frequency The spectrogram is provided in Figure 2(B) The first step of our approach involves performing the EMD (Figure...
Ngày tải lên: 22/06/2014, 01:20
Báo cáo hóa học: " Research Article Compression of Human Motion Animation Using the Reduction of Interjoint Correlation" doc
... calculate the ψ using (6) (3) Calculate the increment Δp of the position of the end effector by (16) (4) Calculate the Jacobian marix J using the angles φ and ϕ of last frame by (19) (5) Get the pseudoinverse ... can reach the goal To find the set of the changes of the angles which satisfy a given displacement of the positions of the end effectors, we need to solve θ n = f −1 (Pn ) Bits of general other joints ... and the orientation ψ, and then compress them using prediction method To evaluate the efficiency, we calculate the error of the position of joint i of the compressed motion comparing with the original...
Ngày tải lên: 22/06/2014, 19:20
báo cáo khoa học: " Evaluating the successful implementation of evidence into practice using the PARiHS framework: theoretical and practical challenges" pps
... test the theories of the chess pieces within the boundaries of the chess game, i.e the conceptual framework However, unlike the chess game, we still not know the rules (should there be any) of the ... action theories, or Greenhalgh et al.'s [18] conceptual model summarising the range of theories that influence diffusion of innovations Further consideration of these issues forms the basis of the ... Changing the behaviour of healthcare professionals: the use of theory in promoting the uptake of research findings Journal of Clinical Epidemiology 2005, 58:107-112 Rycroft-Malone J: Theory and...
Ngày tải lên: 11/08/2014, 05:22
báo cáo khoa học: " Detection and validation of single feature polymorphisms using RNA expression data from a rice genome array" pot
... Alignments of amplicon sequences of genes in a small segment of the Saltol region from the non-IR29 parent Alignments of amplicon sequences of genes in a small segment of the Saltol region from the ... available from the Affymetrix website The suffix "_at" at the end of every probe set means antisense transcript A lack of another suffix means that all probes in the probe set are unique to the particular ... region to detect a small region of the genome from the salt tolerant parent Subsequent to the Walia et al (2005) work [3], we extended the list of SFPs to examine the Saltol region in more detail...
Ngày tải lên: 12/08/2014, 03:20
Step set of t uples expansion using the web
... study the impact of the order of attributes on the quality of results Moreover, except the order of attributes of the seed t-uples, the number of seeds, the arity of seeds and different choices of ... generalization of the problem, i.e we depart from the expansion of the set of atomic values to the expansion of the set of t-uples for which the arity is greater than one The expansion of set of t-uples ... page The prefix is defined as the m characters preceding the author (or the book-title if the book-title is ahead of the author) Accordingly, the suffix consists of the m characters following the...
Ngày tải lên: 13/10/2015, 15:57
AN0893 low cost bidirectional brushed DC motor control using the PIC16F684
... through the resistor can then be computed using Equations 14, 15 and 16 Since a PWM signal is used to drive the BDC motor, the H-bridge circuit only draws current during the high pulse-width of the ... willing to work with the customer who is concerned about the integrity of their code • Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code Code protection ... low-cost BDC Motor Control system using the ECCP configured in full-bridge PWM mode (see Figure 5) The user interface allows the user to easily configure a BDC motor with the PIC16F684, adjust the PWM...
Ngày tải lên: 11/01/2016, 14:35
Tài liệu Báo cáo khoa học: Restricted localization of proline-rich membrane anchor (PRiMA) of globular form acetylcholinesterase at the neuromuscular junctions – contribution and expression from motor neurons doc
... microscopy In this study, we confirmed the expression of PRiMA, as well as of PRiMA-linked G4 AChE, in the motor neurons of the spinal cord using a PRiMA antibody The level of AChE increased during development, ... development, the muscle is the primary source of all forms of AChE [1] In contrast, the contribution of the Schwann cell, if any, is limited [14]; however, the possible presence of PRiMA in the Schwann ... These results clearly show that PRiMA is synthesized by motor neurons in the spinal cord Although motor neurons are able to synthesize PRiMA and produce G4 AChE, the restricted localization of...
Ngày tải lên: 18/02/2014, 08:20
Báo cáo hóa học: " Studying the local character of Raman features of single-walled carbon nanotubes along a bundle using TERS" potx
... height of the bundle Moreover, the frequency of the G mode changes from one position to the other in TERS demonstrating the strong dependence of the Raman signal on the local position along the ... function of the height of the bundle at the seven measurements sites (1) and (2) This confirms the contribution of the confocal Raman signal to the TERS signal The absence of RBM_1 in the TERS spectrum ... ellipse The heights and the full widths at half maxima (FWHM) of the peaks after a Lorentzian fit of the height profiles are summarized in Table The determined FWHMs are between 21 and 94 nm and the...
Ngày tải lên: 21/06/2014, 05:20
báo cáo khoa học: " Identification of Single Nucleotide Polymorphisms and analysis of Linkage Disequilibrium in sunflower elite inbred lines using the candidate gene approach" docx
... diversity [42,48-50] The aims of this study were to: (1) determine the frequency and the nature of the SNPs and indels in current breeding populations, (2) examine the effects of population structure ... file 1) Single PCR products of the expected sizes were detected for 40 regions (62.50%) and 28 of them (43.75%) yielded highquality sequence data The features and polymorphism indices of the 28 ... collection of the genome-wide expected pattern of SNPs To determine whether the effect of interlocus variance (gene sampling) may distort the nucleotide diversity estimates (θW & πT), we re-analyzed the...
Ngày tải lên: 12/08/2014, 05:20
Estimation of Proper Strain Rate in the CRSC Test Using a Artificial Neural Networks
... that gave the smallest average of the sum square error There is currently no rule for determining the optimal number of neurons in the hidden layer other than by experiment In this study, the structure ... and the measured value The properties of the soil used for training of the MANN models are shown in Table Class Relative Importance (%) Table Properties of the soil used for learning of the MANN ... ) The C ( ILC ) abscissa presents the measured values from the consolidation tests, the ordinate shows the predict values using the ANN model The results show the high correlation between the...
Ngày tải lên: 22/03/2013, 15:01
USING THE ANALYTIC HIERARCHY PROCESS APPROACH FOR ASSESSMENT OF THE STRENGTH OF UNIVERSITY-INDUSTRY-GRI COOPERATION IN VIETNAM
... all are there Another type of decision is one in which people are unsure of the importance of their criteria In this case to sharpen their knowledge of the criteria a wide selection of alternatives ... dependence of the priority of elements on the priority and number of other elements The principle of comparative judgments is applied to construct pair-wise comparisons of the relative importance of ... preparation of questionnaire, pre-testing of questionnaire for the confirmation and interpretation of the factors and then processing of the completed questionnaire and reporting The second part of the...
Ngày tải lên: 23/04/2013, 10:29
PREDICTION OF ATRAZINE FATE IN RIPARIAN BUFFER STRIPS SOILS USING THE ROOT ZONE WATER QUALITY MODEL
... the Strum Farm in the southern half of the Bear Creek channel system The elevation of the site is 318 m The aspect from true north is 200 degrees and the latitude is 42 degrees The slope of the ... that the organic matter for the rest of the soil profile (the third layer to the eighth layer) were half of the previous layer We did not have field measurements for the microbial pools; therefore ... runoff loss As atrazine load into the RBS and the runoff depth from the cornfield increased the atrazine mass loss in runoff leaving the RBS increased (Table 4) Atrazine mass in runoff leaving the...
Ngày tải lên: 05/09/2013, 09:08
Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon
... is also possible to realize that the longer the portion of AC-Fe, the higher the adsorbent cost Therefore, optimizing the AC-Fe portion in the column is one of the key factors for a feasible arsenic ... ratio, the value of V/WACFe (V, the volume of drinkable water produced from the start using adsorbents until breakthrough / WACFe, the weight of AC-Fe in the column) was calculated and found that the ... Langmuir isotherm and the adsorption capacities were 0.48mg/g and 1.18mg/g, respectively, as shown in the value of q0 of Langmuir isotherm Figure and Figure are non-linear plots of the most common...
Ngày tải lên: 05/09/2013, 09:38
Modelling and verification of single slope solar still using ANSYS-CFX
... Condensing cover made of toughed glass of mm is fixed to the top of vertical walls of the stills using a rubber gasket on both sides of glass and clamp fixed iron frames made of angles A plastic ... level, height of lower vertical side of still was kept as 0.30 m, whereas the height of higher vertical side was kept 0.85 m The effective basin area of meter x meter made of GRP of m thickness ... experimental set up of single slope solar still Experimental set up consists of condensing cover of 30 degree fabricated to accommodate 0.20 m water depth maximum The bottom surface of the still was...
Ngày tải lên: 05/09/2013, 15:28
Tài liệu tiếng anh Điện tử công suất mạch MERS Improved performance of induction motor using magnetic energy recovery switch
... off one time each cycle of the ac power source and controlled synchronously The phase difference between the voltage of the power source and the switching can be controlled The principle of the ... the operation of the MERS is resonance between the capacitor of the MERS and the inductance of the load There are three operation modes according to the resonance frequency and the grid frequency ... is the inductance of load and XL = wL The condition to achieve the balance mode is Xmers = Xc where the reactance of the capacitor of the MERS is Xc For example, the optimum capacitor when the...
Ngày tải lên: 15/10/2013, 16:10
Tài liệu An Example of Using the Get* Methods phần 1 pdf
... knowing the type of the database column If you don't know the type of a column, you can get it using Visual Studio NET's Server Explorer For example, Figure 9.1 shows the details of the ProductID ... ProductID is of the SQL Server int type, the appropriate C# type for the productID variable is int To get the ProductID column value as a C# int, you call the GetInt32() method Similarly, the productName ... variables of the appropriate type are created in this while loop, each of which is used to store the result from the Get* method For example, the productID variable is used to store the ProductID...
Ngày tải lên: 24/12/2013, 01:17