نتایج جستجو برای: l index
تعداد نتایج: 990406 فیلتر نتایج به سال:
The Binary Jumbled String Matching problem is defined as: Given a string s over {a, b} of length n and a query (x, y), with x, y non-negative integers, decide whether s has a substring t with exactly x a’s and y b’s. Previous solutions created an index of size O(n) in a pre-processing step, which was then used to answer queries in constant time. The fastest algorithms for construction of this i...
Exploited ecosystems are characterised by exports of secondary production from each fished trophic level that reduce the energy available for upper levels at the ecosystem scale, thus impinging on overall secondary production. Depletion in secondary production is proposed here as a proxy for quantifying the ecosystem effects of fishing. Theoretical analysis of trophic web interactions permits t...
The paper introduces the intelligent neural network to make forecast for the climate index in the real estate market. At the same time, deeply mine the practical use of intelligent system of neural network, thus, abundant chaos phenomenons are obtained in the hidden nodes by numerical simulation. The bifurcation diagram and chaotic attractors are drawn from two dimensional chaotic neurons to se...
Let X = {Xt, t ∈ R+} be a symmetric Lévy process with local time {Lt ; (x, t) ∈ R × R +}. When the Lévy exponent ψ(λ) is regularly varying at zero with index 1 < β ≤ 2, and satisfies some additional regularity conditions, lim t→∞ ∫∞ −∞(L x+1 t − Lt ) dx− E (∫∞ −∞(L x+1 t − Lt ) dx ) t √ ψ−1(1/t) L = (8cψ,1) 1/2 (∫ ∞ −∞ ( Lβ,1 )2 dx )1/2 η, where Lβ,1 = {Lβ,1 ; x ∈ R} denotes the local time, at ...
Purpose: To study the effect of Clematis chinensis extract (CCE) on diabetic nephropathy in rats. Methods: Eight-week old male Wistar rats were injected with streptozotocin to induce diabetes. The effects of CCE(250 or 500 mg/kg) on renal function index, fasting blood glucose (FBG), blood fat, oxidation index, and pathological kidney changes for 3 weeks were compared to those of the positive co...
BACKGROUND We investigated the relationships of adiponectin/leptin (A/L) ratio with cardiovascular risk factors, insulin resistance index, and metabolic syndrome (MS) in apparently healthy Korean male adults. METHODS Sixty-eight male subjects were enrolled among the participants of an annual health check-up program (mean age, 55.1 years). Percent body fat (%) was measured using a bioelectric ...
background: the seeds of some medicinal plants and their compounds have long been valued for their numerous health benefits. objective:to investigate some physical and chemical properties of salvia spp. methods: some physico-chemical properties in five species of salvia seeds (consisted of s. officinalis l., s. macrosiphon l., s. hypoleuca l., s. sclarea l. and s. nemorosa l.) were measured at ...
Some estimates are proved for the generalized Fourier-Bessel transform in the space (L^2) (alpha,n)-index certain classes of functions characterized by the generalized continuity modulus.
BACKGROUND To evaluate the effect of the amino acids L-arginine and citrulline on endothelial function in patients in stable diastolic and right heart failure using photoplethysmography. METHODS Thirty patients from the Heart Failure Clinic of the Instituto Nacional de Ciencias Médicas y Nutrición "Salvador Zubirán" underwent photoplethysmography using the hyperemia technique. Index finger fl...
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