1Bend 3D Orthogonal BoxDrawings: Two Open Problems Solved

1Bend 3D Orthogonal BoxDrawings: Two Open Problems Solved

1Bend 3D Orthogonal BoxDrawings: Two Open Problems Solved

... 49 · 2−26 dn2 , which gives the result ✷ Conclusion and open problems This paper solved two open problems regarding three-dimensional orthogonal 1-bend drawings, namely, that any 1-bend drawing ... [BTW01] for lower bounds for orthogonal graph drawing They have the useful property that for any two disjoint subsets of size Ω(n), there are Ω(m) edges between the two subsets...
Ngày tải lên : 16/06/2016, 01:34
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báo cáo hóa học:" Security in cognitive wireless sensor networks. Challenges and open problems" potx

báo cáo hóa học:" Security in cognitive wireless sensor networks. Challenges and open problems" potx

... Security in cognitive wireless sensor networks Challenges and open problems Alvaro Araujo*1, Javier Blesa1, Elena Romero1 and Daniel Villanueva1 Electronic Engineering Department, ... Burbank, Security in cognitive radio networks: the required evolution in approaches to wireless network security, in 3rd International Conference on Cognitive Radio Oriented Wir...
Ngày tải lên : 21/06/2014, 17:20
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Báo cáo hóa học: "Security in cognitive wireless sensor networks. Challenges and open problems" docx

Báo cáo hóa học: "Security in cognitive wireless sensor networks. Challenges and open problems" docx

... Security in cognitive wireless sensor networks Challenges and open problems Alvaro Araujo*1, Javier Blesa1, Elena Romero1 and Daniel Villanueva1 Electronic Engineering Department, Universidad ... highest demand for cognitive networking In WSN, node resources are constrained mainly in terms of battery and computation power but also in terms of spectrum availability He...
Ngày tải lên : 21/06/2014, 23:20
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Báo cáo toán học: "Two Extremal Problems in Graph Theory" pot

Báo cáo toán học: "Two Extremal Problems in Graph Theory" pot

... then their union is the graph G ∪ H consisting of disjoint copies of G and H If m is a positive integer, then mG is the graph consisting of m disjoint copies of G We call a graph bisectable provided ... this is settled in the next theorem By considering complements, we obtain the following equivalent formulation of Problem in this case: Determine the minimum number of edges of a gr...
Ngày tải lên : 07/08/2014, 06:20
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Báo cáo y học: "Detecting volume responsiveness and unresponsiveness in intensive care unit patients: two different problems, only one solution" ppt

Báo cáo y học: "Detecting volume responsiveness and unresponsiveness in intensive care unit patients: two different problems, only one solution" ppt

... continuing such a strategy The ICU physician must frequently face these two opposite situations Fortunately, the tests developed to detect volume responsiveness can also serve to detect volume unresponsiveness ... volume unresponsiveness Among different tests, PLR is probably one of the most valuable since it can be used in ICU patients with spontaneous breathing activity...
Ngày tải lên : 13/08/2014, 18:22
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Fabrication of 3d metamaterials using two photon polymerization and selective silver electroless plating

Fabrication of 3d metamaterials using two photon polymerization and selective silver electroless plating

... arbitrary 3D metallic structures to be fabricated simply and efficiently, via two steps: a true 3D lithographic micro -fabrication based on two- photon polymerization followed by a selective silver electroless ... 3.4.3 3D fabrication with SU-8 2000 41 3.4.4 Shrinkage study of SU-8 2000 45 3.5 Summary 51 Chapter 4: Selective Electroless Silver Plating 53 4.1...
Arbitrage in stock index futures one and two dimensional problems

Arbitrage in stock index futures one and two dimensional problems

... the arbitrage profit - such as in the stock index futures case Index futures are futures markets where the underlying commodity is a stock index, such as the DJIA, S&P, or the FTSE1001 Stock indexes ... Summary Stock indexes, unlike stocks, options, cannot be trader directly, so futures based on stock indexes are primary way of trading stock indexes There are thre...
Ngày tải lên : 30/09/2015, 14:16
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A SplitPush Approach to 3D Orthogonal Drawing

A SplitPush Approach to 3D Orthogonal Drawing

... edges can intersect, and/or can have length G Di Battista et al., 3D Orthogonal Drawing, JGAA, 4(3) 105–133 (2000) 109 A 01 -drawing is an orthogonal grid drawing such that each edge has either ... an orthogonal drawing vertices are mapped to points and edges are mapped to polygonal chains composed of segments that are parallel to the axes Also, it is quite usual to c...
Ngày tải lên : 16/06/2016, 01:34
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Tài liệu Two Point Boundary Value Problems part 1 pptx

Tài liệu Two Point Boundary Value Problems part 1 pptx

... 754 Chapter 17 Two Point Boundary Value Problems desired boundary value required boundary value x Figure 17 .0 .1 Shooting method (schematic) Trial integrations that satisfy the boundary condition ... λ, 757 17 .1 The Shooting Method 17 .1 The Shooting Method yi (x1 ) = yi (x1 ; V1 , , Vn2 ) i = 1, , N (17 .1. 1) Below, the function that implements (17 .1. 1) will...
Ngày tải lên : 24/12/2013, 12:16
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Tài liệu Two Point Boundary Value Problems part 2 pdf

Tài liệu Two Point Boundary Value Problems part 2 pdf

... -vector V (2) of starting parameters at x2 , and a prescription load2(x2,v2,y) for mapping V (2) into a y that satisfies the boundary conditions at x2 , yi (x2 ) = yi (x2 ; V (2) 1 , , V (2) n1 ) i ... odeint(y,nvar,x1,x2,EPS,h1,hmin,&nok,&nbad,derivs,rkqs); score(x2,y,f); free_vector(y,1,nvar); 760 Chapter 17 Two Point Boundary Value Problems 17 .2 Shooting to a Fitting Point y...
Ngày tải lên : 24/12/2013, 12:16
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Tài liệu Two Point Boundary Value Problems part 3 docx

Tài liệu Two Point Boundary Value Problems part 3 docx

... Methods for Two- Point Boundary- Value Problems (Waltham, MA: Blaisdell) Stoer, J., and Bulirsch, R 1980, Introduction to Numerical Analysis (New York: Springer-Verlag), §§7 .3. 5–7 .3. 6 [1] 17 .3 Relaxation ... n1] Once again a sample program illustrating shooting to a fitting point is given in §17.4 762 Chapter 17 Two Point Boundary Value Problems for (i=1;i
Ngày tải lên : 24/12/2013, 12:16
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Tài liệu Two Point Boundary Value Problems part 4 ppt

Tài liệu Two Point Boundary Value Problems part 4 ppt

... N unknowns The remaining N equations come from the boundary conditions At the first boundary we have 7 64 Chapter 17 Two Point Boundary Value Problems where Sj,n = ∂Ej,M +1 , ∂yn,M n = 1, 2, ... j2=nb; j3=nb+1; j4=ne; j5=j4+j1; j6=j4+j2; j7=j4+j3; j8=j4+j4; j9=j8+j1; ic1=1; ic2=ne-nb; ic3=ic2+1; ic4=ne; jc1=1; jcf=ic3; for (it=1;it
Ngày tải lên : 24/12/2013, 12:16
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