Ngày tải lên: 11/09/2013, 11:44
Ngày tải lên: 07/03/2014, 02:20
A Study of the Relative Costs of Network Security Protocols potx
... case of HTTPS. In our final set of experiments, we explore the impact IPsec has on the operation of the system. We selected a CPU-intensive job, Sieve of Eratosthenes 4 ,whichwe 4 Sieve of Eratosthenes ... topology. The file is read and stored in the Unix memory file system (MFS). run while constantly using the network. We tested the impact of a number of protocols to the performance of other jobs ... considerationfive variables: the type of utility used to measure performance, the type of encryption/authentication algorithm used by IPsec (or other applications), the network topology, use of cryp- tographic...
Ngày tải lên: 14/03/2014, 22:20
The Relative Performance of Real Estate Marketing Platforms: MLS versus FSBOMadison.com pdf
Ngày tải lên: 23/03/2014, 03:20
The Relative Performance of Real Estate Marketing Platforms: MLS versus FSBOMadison.com pot
Ngày tải lên: 23/03/2014, 04:21
Báo cáo khoa học: The relative contribution of mannose salvage pathways to glycosylation in PMI-deficient mouse embryonic fibroblast cells pdf
Ngày tải lên: 30/03/2014, 04:20
Tài liệu Báo cáo khoa học: "A Method for Correcting Errors in Speech Recognition Using the Statistical Features of Character Co-occurrence" pptx
... the counting of errors, and (2) the effectiveness of the method in understanding the recognized results. 655 string including errors, and the other is the corresponding correct string (the ... on the position of the error- block, the procedure branches in the following way. If P1 is less than T (T=4), then go to the step for a top. If a value L - P2 + T is less than T, then go to the ... all other cases, go to the step for a middle. Here, P1 and P2 denote the start and end positions of an error- block, and L denotes the length of the input string. Step 2: Take the string (Error- String)...
Ngày tải lên: 20/02/2014, 18:20
Báo cáo khoa học: Crystal structure of salt-tolerant glutaminase from Micrococcus luteus K-3 in the presence and absence of its product L-glutamate and its activator Tris pdf
... report the crystal structure of the intact glu- taminase under four different conditions: in the absence of the additives (referred to as N); in the presence of Tris (referred to as T); in the presence ... state (disordered in the ligand-free state in YbgJ). In the absence of the ligand, the lid part is separated from the active site, which leads to a more open active site. Upon the binding of ligand in the acyl-enzyme ... that are inactive in the absence of salt [13]. Although the structures of the fragments of Mglu [10] and algal carbonic anhydr- ase [14] have been determined, the mechanism of salt tolerance is...
Ngày tải lên: 06/03/2014, 09:22
Báo cáo Y học: Inhibition of the SERCA Ca21 pumps by curcumin Curcumin putatively stabilizes the interaction between the nucleotide-binding and phosphorylation domains in the absence of ATP pot
... contact in the absence of ATP, curcumin is then able to bind to the ATPase (possibly at the hinge region) locking the two domains together and therefore precluding ATP binding (i.e. inhibiting the ATPase ... order to further assess the possibility of curcumin affecting the interaction of ATP binding to the ATPase, this was directly measured using [ 32 P]ATP in the absence of Ca 2þ (Fig. 4A). The data ... the amount of ATP bound to the ATPase was reduced by curcumin. The binding inhibition had a apparent K i (IC 50 ) of about 9 mM. Reversing the order of addition to the ATPase (i.e. curcumin then...
Ngày tải lên: 08/03/2014, 23:20
Báo cáo "On the stability of the distribution function of the composed random variables by their index random variable " pdf
... some the stabilities of the distribution function of η in the following sense: the small changes in the distribution function of ξ k only lead to the small changes in the distribution function of ... - Physics 23 (2007) 70-74 On the stability of the distribution function of the composed random variables by their index random variable Nguyen Huu Bao ∗ Faculty of Infomation Technology, Water ... distribution of the composed random variables and their stabilities Dotor thesis, Hanoi 2000. [2] Tran Kim Thanh, Nguyen Huu Bao, On the geometric composed variables and the estimate of the stable...
Ngày tải lên: 14/03/2014, 13:20
Báo cáo " Influence of laser parameters on the stationary operation of a two-mode random micro laser " pdf
... 141 3.2.Losscoefficients i β In this case, the augmentation of loss coefficient of one mode will decrease the photon density of this mode but increase the one of other mode as seen in Fig 2a, 2b. Fig. ... augments, the transformation of photon densities is inverse (see in Fig 1b). This reveals that the increase of one mode photon density caused in the decrease of the other one. Fig. 1a. Gain ... which parameter takes the most important role for stationary operation of random microlasers. Keywords: Random microlaser, field coupling. 1. Introduction The study of random microlaser has...
Ngày tải lên: 14/03/2014, 13:20
Báo cáo khoa học: Catalytic mechanism of the primary human prostaglandin F2asynthase, aldo-keto reductase 1B1 – prostaglandin D2 synthase activity in the absence of NADP(H) pptx
... In the absence of NADPH, the concerted reaction of Asp43, Lys77 and His110 increases the basicity of His110 and extracts the proton C11 of PGH 2 . Another proton is provided to the O9 atom of ... catalyzed the reduction of the 9,11-endoperoxide group of PGH 2 to produce PGF 2a in the presence of NADPH, which was defined as the PGFS activity, and the isomerization of PGH 2 to PGD 2 in the absence ... the overall three-dimensional structure of the cofactor-binding site within the catalytic pocket. Discussion Catalytic mechanism of PGDS and PGFS activities of AKR1B1 Mutational analysis of the...
Ngày tải lên: 14/03/2014, 23:20
Đề tài " Invertibility of random matrices: norm of the inverse " doc
... Overview of the proof The strategy of the proof of Theorem 1.1 is based on the step-by-step exclusion of the points with singular small ball probability behavior. Since all coordinates of the vector ... obtain INVERTIBILITY OF RANDOM MATRICES 577 such estimates we use the method of Hal´asz, which lies in the foundation of the arguments of [KKS], [TV1], [TV2]. Let P (Ω) denote the probability of the event ... However, the balance between the bound for the probability and the size of the net will be different at each case. More regular distribution of the coordinates of the vector x will imply bounds for the...
Ngày tải lên: 15/03/2014, 09:20
Báo cáo khoa học: Absence of the psbH gene product destabilizes photosystem II complex and bicarbonate binding on its acceptor side in Synechocystis PCC 6803 ppt
... P47. Effect of the PsbH absence on the accessibility of the D1 protein to trypsin The e ffect of the PsbH absence on the structure of the PSII core complex was further probed by trypsinization of the D1 ... in cells of wild-type and IC7 strains grown in the absence of glucose. Numbers represent the percentage of the total carotenoids, numbers in parenthesis represent the percentage of the particular ... this hypothesis our trypsinization experiment showed that in the absence of the PsbH protein the P EST region of the D1 p rotein was more exposed to stroma. The fact that the release of bicarbonate...
Ngày tải lên: 17/03/2014, 11:20
Báo cáo khoa học: "The Impact of Spelling Errors on Patent Search" docx
... Statistics of spelling errors for the 100 companies in the Webis-PRA-12 corpus. Considered are the number of words and the number of letters in the company names, as well as the number of different ... 379 of the 1 538 assignee names. These names are not retrievable by the baseline system, and thus form the main target for our classifier. The second row of Table 4 reports on the distribution of ... identifiers in the USPTO patents. The mean of spelling errors per company identifier and the standard deviation σ refer to companies with misspellings. The last row in each table shows the number of patents...
Ngày tải lên: 17/03/2014, 22:20
Báo cáo " On the detection of gross errors in digital terrain model source data " pdf
... data set(DuongLamproject),whileitisinsignificant onarelativelyregulardataset(DaiTuproject). ‐ The higher the value of threshold values, the smaller the number of correctly detected gross errors, while the number of ... one is based on the variation of surfaceheight; the otheris basedon the variation of height difference (Eq. 1) of neighboring data points. The choice of the optimal threshold ... significantly affect the reliability and effectiveness of the error detection process. Thoseparametersare: ‐ The size of the moving window, i.e. the numberandlocation of neighborpoints. ‐...
Ngày tải lên: 22/03/2014, 12:20
Báo cáo khoa học: Lack of stabilized microtubules as a result of the absence of major maps in CAD cells does not preclude neurite formation pot
Ngày tải lên: 23/03/2014, 05:22
Bạn có muốn tìm thêm với từ khóa: