can you summarize this article for me

... USA, June 2008. c 2008 Association for Computational Linguistics Can you summarize this? Identifying correlates of input difficulty for generic multi-document summarization Ani Nenkova University ... writers can find it hard to write a good summary of a set of articles. If there is no clear topic shared across the input articles, or if they follow the development of the same event in time for ... the same issue. Even systems that perform well on average pro- duce summaries of poor quality for some inputs. For this reason, understanding what aspects of the in- put make it difficult for summarization...

Ngày tải lên: 20/02/2014, 09:20

Ngày tải lên: 08/03/2014, 18:18

... that hardly anyone paid using another form of payment or did not know how they paid. Although you can probably create most of your pie charts using electronic means, you can also create a pie chart using ... statistic 12. You were working on a project to examine the value of the American dollar as compared to the English pound. You accessed an Internet site where you obtained this information for the past ... from the population or sample under study, you can define the parameters and statistics that your analysis will determine. Parameter CONCEPT A numerical measure that describes a variable (characteristic) of...

Ngày tải lên: 16/03/2014, 21:11

... medical equipment, and medical supplies for use at home. You must be homebound, which means leaving home is a major eort. You pay nothing for covered home health services. For Medicare-covered ... needed. When you make your appointment, let your doctor’s oce know that you would like to schedule your “Welcome to Medicare” preventive visit. You pay nothing for the “Welcome to Medicare” ... medical supplies for use at home. You must be homebound, which means leaving home is a major eort. ■ You pay nothing for covered home health care services. ■ You pay 20% of the Medicare-approved...

Ngày tải lên: 23/03/2014, 04:20

... bb−a/ln b− ln a,Ga, b √ ab and Ha, b2ab/ab the arithmetic mean, identric mean, logarithmic mean, geometric mean and harmonic mean of two positive numbers a and b, respectively, then min { a, ... logarithmic means,” The American Mathematical Monthly, vol. 87, no. 7, pp. 545–548, 1980. 2 C. E. M. Pearce and J. Pe ˇ cari ´ c, “Some theorems of Jensen type for generalized logarithmic means,” Revue ... medium, provided the original work is properly cited. For p ∈ R, the generalized logarithmic mean L p a, b, arithmetic mean Aa, b and geometric mean Ga, b of two positive numbers a and b are...

Ngày tải lên: 21/06/2014, 07:20

... desired results. The algorithm terminates. 4. Numerical Experiments In this section, we will study the numerical performances of Algorithm 3.1. For this, suppose that the probability density functions ... For this, we are going to propose a hybrid method for the solution of Problem 1.1. The basic idea is as follows. For the bi-criteria problem, we introduce a parameter of expectation level for ... η, it can be seen how these parameters affect the optimal solution. The numerical results are reported in Table 1. From Table 1, it can be seen that the adjustment of μ, ρ,andη is helpful for t...

Ngày tải lên: 21/06/2014, 07:20

... bifunction F. Very recently, in 2010, Qin, et al. 12 introduced a iterative scheme method for finding a common element of EPF 1 ,A,EPF 2 ,B and common fixed point of infinite family of nonexpansive ... v n .FromTheorem 3.1, we can conclude the desired conclusion. Acknowledgment The authors would like to thank Professor Dr. Suthep Suantai for his suggestion in doing and improving this paper. References 1 ... Preliminaries In this section, we collect and give some useful lemmas that will be used for our main result in the next section. Let C be closed convex subset of a real Hilbert space H,andletP C be the metric projection...

Ngày tải lên: 21/06/2014, 11:20

... ty   −  x  t , 2.1 exists for each x, y ∈ S,andX is said to have a uniformly Gateaux differentiable norm if for each y ∈ S, the limit 2.1 converges uniformly for x ∈ S. Further, X is said to be uniformly smooth if ... fixed point formulation in 1.4 involves the projection P C , which may not be easy to compute, due to the complexity of the convex set C. So, projection methods and their variant forms can be implemented ... x ∗  , μ γ  Fx ∗   , 3.10 therefore, {x n − x ∗ } is bounded and so is {x n }. Step 3. The sequence {x n } is sequentially compact. To prove this, we assume that the set Dx n  contains some x ∗ such that Ttx ∗  x ∗ for...

Ngày tải lên: 21/06/2014, 11:20

... given error metric for each angular interval delimited by the angles θ k−1 and θ k . Assuming that the input angle θ is uniformly distributed, we can obtain a closed-form solution for the coefficients ... μ k can be implemented by a simple binary shifter. The combinatorial logic implementation of the amplitude-dependent update coefficient lacks flexibility since the update speed cannot be changed. This ... requirements, an adaptive predistorter [2, 10] must be used. This problem is further exacerbated by the high PAPR of the modern 3G/4G modulation waveforms. In this paper, an efficient least mean squares...

Ngày tải lên: 21/06/2014, 16:20

... waveform from (de)synchronizations on a sin- gle channel can be straightforwardly accomplished via aver- aging using correlations of known responses [4]. However, this method is not precise for ... diagonal matrix with elements in [0, 1]. This can be accomplished through simultaneous diagonalization of the two covariance matrices. First, a whitening transfor- mation is performed: P ( Σ 1 + Σ 2 ) P T = ... decomposition is then performed for the transformed classes: PΣ 1 P T = RDR T , PΣ 2 P T = R ( I − D ) R T ,(5) where the columns of R are the eigenvectors, and the diagonal elements of D and (D −...

Ngày tải lên: 21/06/2014, 19:20

... Point Theory and Applications Volume 2008, Article ID 471532, 7 pages doi:10.1155/2008/471532 Research Article Approximation Methods for Common Fixed Points of Mean Nonexpansive Mapping in Banach ... 2007; Accepted 2 January 2008 Recommended by Tomonari Suzuki Let X be a u niformly convex Banach space, and let S, T be a pair of mean nonexpansive mappings. In this paper, it is proved that the ... Tx 1 ,x 3  Sx 2 , for any x 0 ∈ K, converges strongly to u. It is our purpose in this paper to consider an iterative scheme, which converges to a common fixed point of the pair of mean nonexpansive...

Ngày tải lên: 22/06/2014, 00:20

... G(u  ,COM) k session Send commitment Figure 3: Single-point fuzzy key management. witnesses. For these reasons, we will henceforth refer to this scheme as single-point fuzzy commitment. Figure 3 summarizes the ... secure channels for efficiently distributing the derived biometrics, security can be feasi- bly implemented for BSN [1, 2]. For instance, a key distri- bution scheme based on fuzzy commitment is appropriate [1, ... appropriate biometrics for a BSN, there is of course a wide range of sensors and devices that do not have access to the body’s cardiovascular networks. Therefore, methods that allow for some form of...

Ngày tải lên: 22/06/2014, 00:20

... time, so they seem to be extremely well suited for the problems studied in this paper. Indeed, the numerical experiments presented here definitely confirm this conjecture. This paper is organized as ... α-modulation frames according to Theorem 2 to our multichannel data. As we have mentioned in this section, we expect that these frames provide a mixture of Gabor and wavelet frames: for small α, the frames ... frames and therefore suitable for texture detection (e.g., the detection oscilla- tory/swinging components), whereas for α close to one, the frames are similar to wavelet frames and therefore...

Ngày tải lên: 22/06/2014, 01:20

... is assumed to be Caratheodory, by this we mean the following: i for almost every t ∈ I, the function ft, ·, · is continuous; ii for each x, y ∈ R × R, the function f·,x,y is measurable ... sub-super-solution method for px-Laplacian equations and systems are rare. In this paper, when pr is a general function, we establish several sub-super-solution theorems for the existence of solutions for ... Corporation Journal of Inequalities and Applications Volume 2008, Article ID 621621, 19 pages doi:10.1155/2008/621621 Research Article The Method of Subsuper Solutions for Weighted pr-Laplacian Equation Boundary...

Ngày tải lên: 22/06/2014, 03:20

... Point Theory and Applications Volume 2008, Article ID 471532, 7 pages doi:10.1155/2008/471532 Research Article Approximation Methods for Common Fixed Points of Mean Nonexpansive Mapping in Banach ... Tx 1 ,x 3  Sx 2 , for any x 0 ∈ K, converges strongly to u. It is our purpose in this paper to consider an iterative scheme, which converges to a common fixed point of the pair of mean nonexpansive ... 2007; Accepted 2 January 2008 Recommended by Tomonari Suzuki Let X be a u niformly convex Banach space, and let S, T be a pair of mean nonexpansive mappings. In this paper, it is proved that the...

Ngày tải lên: 22/06/2014, 06:20

Ngày tải lên: 22/06/2014, 11:20

Ngày tải lên: 22/06/2014, 18:20

Ngày tải lên: 22/06/2014, 19:20