dan klein and christopher d manning

... models of Merton ~1974!, Jarrow, Lando, and Turnbull ~1997!, Longstaff and Schwartz ~1995!, and Pitts and Selby ~1983!. It is inconsistent with the humped shape derived by Kim, Ramaswamy and ... neutral valuation model devel- oped earlier and estimate the corporate spot rates that should be used to discount promised cash payments when both state and local taxes and ex- pected default losses ... we calculated the standard deviation of year-to-year default rates over the 20 years ending 1996. We then increased the mean default rate by two standard deviations. This resulted in a maxi- mum...

Ngày tải lên: 16/02/2014, 02:20

... The convergence to 0 of  T 0  R d |b 2 h | 1 + |x| d+ 2 dxdt follows by the standard dominated convergence theorem. The convergence to 0 of  T 0  R d |b 1 h | 1 + |x| dxdt (and a fortiori of the integrals ... Since  R d ×Γ T  T 0 Θ(| ˙ γ |) 1 + | γ | dt d η ε (x, γ )=  T 0  R d Θ(|b ε t |) 1 + |x| d μ ε t dt (10),(11) ≤ (1 + ε M)  T 0  R d Θ(|b t |(x)) 1 + |x| d μ t dt and  R d ×Γ T ψ (x )d η ε (x, γ )=  R d ψ (x )d μ ε 0 ≤ ... Crippa −  I  b t (x)∇ ρ ε (x −y)w t (y) ϕ (x)dydxdt −  I  w ε ϕ divb t dxdt =  I  L ε ϕ dxdt −  I  w ε ϕ div b t dxdt (in the last equality we used the fact that ∇ ρ is odd). Then, one uses the strong...

Ngày tải lên: 17/02/2014, 17:20

... C3062 (diluted 1 : 60 000), KAVKKDEL (diluted 1 : 100), KSEKKDEL (diluted 1 : 100), KXXXXXKDEL (diluted 1 : 100), affinity-purified rabbit polyclonal IgG against human ARF-1 (diluted 1 : 400) and Gsa ... MgCl 2 , and 10 mm thymi- dine, and incubated at 30 °C for 45 min. The reaction was stopped by the addition of Laemmli sample buffer [54], and this was followed by SDS ⁄ PAGE and autoradiography. Cell-free ... chloroquine and monensin interfered with the ATP-dependent intraendosomal degradation of internalized radioactive CT [6]. Recently, we have identified an endosomal aspartic acid protease, cathep- sin D, ...

Ngày tải lên: 19/02/2014, 02:20

... residues in PDGF-A and -B responsible for receptor binding reside in loop 2, in addition to RKK161 in PDGF- AA and R27 and I30 in PDGF-BB. The residues involved in PDGF-CC and -DD receptor binding remain ... database for homologues of the PDGF ⁄ VEGF family. PDGF -d and PDGF -D are now the accepted names for this gene and protein, respectively. The pdgf genes PDGF-c and PDGF -d were named and placed ... extensively studied since the 1970s, while PDGF-C and PDGF -D were discovered recently. The PDGF-c gene was published in 2000 by three independent groups and named PDGF-C [8], Fallotein [15] and SCDGF [7]....

Ngày tải lên: 19/02/2014, 07:20

... of detected edges. (d) Edges detected by the LoG operator with gradient threshold 10 and σ =2pixels. method. Since the shape of a patch is independent of the position of the 3×3 window and depends ... cut off and treated as new trees, regions containing fewer than 10 pixels were considered noise and removed from the image, and the standard deviation of the Gaussian was 2 pixels. Edges obtained by ... that produce first and third derivatives of the same sign correspond to locally minimum gradients and zero-crossings that produce first and third derivatives of different signs correspond to locally...

Ngày tải lên: 06/03/2014, 12:20

... interpretation discussed in se c tion 1.3. 12 §2 Matrix models and random surfaces 2 Matrix models and random surfaces 2.1 Definition of one-matrix model Now it is time to define what a matrix model is. ... connected and disconnected diagrams. Therefore, it gives rise to both connected and disconnected surfaces. If we are interested, as in quantum gravity, only in the connected surfaces, one should consider ... used to describe quantum gravity! If this is so, a theory based on strings should describe the world at the ver y microscopic level, such as the Planck scale, and should reproduce the st andard...

Ngày tải lên: 17/03/2014, 14:41

... emphasizing Perl’s grep, sed, and awk-like features, and relying Forward Backward A and B; B if A; A && B; B if A; A and do { B }; do { B } if A; A && do { B }; do { B } if A; if (A) ... would surely have a different reaction—that Perl is needlessly complex and too hard to learn. Minimal Perl was created to address these obstacles presented by Perl’s redundancy and complexity. By ... commands and scripts, and the fundamentals of using Perl modules. But we don’t discuss everything you need to know about Perl in this chapter. Fur- ther details on this chapter’s topics and more...

Ngày tải lên: 25/03/2014, 10:27

... linear and continuous functionals α : V → K with the standard linear structure introduced above is called the topological dual space of V , and it is still denoted by V ∗ . If V is finite dimensional, ... cells, made up of nucleotide units, and hydrolyzable into certain pyrimidine or purine bases (usually adenine, cytosine, guanine, thymine, or uracil), d- ribose or 2-deoxy -d- ribose, and phosphoric acid. See ... found in serum or other body fluids that possesses antibody activity. An individual Ig molecule is built up from two light (L) and two heavy (H) polypeptide chains linked together by disulfide bonds....

Ngày tải lên: 04/04/2014, 21:43