نتایج جستجو برای: kneser graph

تعداد نتایج: 198300  

2012
Tan Hakan Özaslan Xavier Serra Josep Lluís Arcos

The embellishments of makam music in Turkey are an inherent characteristic of the music rather than a separate expressive resource, thus their understanding is essential to characterize this music. We do a computational study, in which we analyze audio recordings of 8 widely acknowledged Turkish ney players covering the period from the year 1920 to 2000. From the extracted fundamental frequency...

Journal: :Electronic Notes in Discrete Mathematics 2009
Carlos Hoppen Yoshiharu Kohayakawa Hanno Lefmann

For xed positive integers r, k and ` with ` < r, and an r-uniform hypergraph H, let κ(H, k, `) denote the number of k-colorings of the set of hyperedges of H for which any two hyperedges in the same color class intersect in at least ` vertices. Consider the function KC(n, r, k, `) = maxH∈Hn κ(H, k, `), where the maximum runs over the family Hn of all r-uniform hypergraphs on n vertices. In this...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1391

در این پایان نامه رنگ آمیزی دینامیکی یک گراف را بیان و مطالعه می کنیم. یک –kرنگ آمیزی سره ی رأسی گراف g را رنگ آمیزی دینامیکی می نامند اگر در همسایه های هر رأس v?v(g) با درجه ی حداقل 2، حداقل 2 رنگ متفاوت ظاهر شوند. کوچکترین عدد صحیح k، به طوری که g دارای –kرنگ آمیزی دینامیکی باشد را عدد رنگی دینامیکی g می نامند و آنرا با نماد ?_2 (g) نمایش می دهند. مونت گمری حدس زده است که تمام گراف های منتظم ...

2012
Hossein Hajiabolhassan Farokhlagha Moazami

For a binary code of length v, a v-word w produces by a set of codewords {w, . . . , w} ✓ if for all i = 1, . . . , v, we have wi 2 {w i , . . . , w i }. We call a code r-secure frameproof of size t if | | = t and for any v-word that is produced by two sets C1 and C2 of size at most r, then the intersection of these sets is non-empty. A d-biclique cover of size v of a graph G is a collection of...

Journal: :CoRR 2014
Pinar Yanardag S. V. N. Vishwanathan

A commonly used paradigm for representing graphs is to use a vector that contains normalized frequencies of occurrence of certain motifs or sub-graphs. This vector representation can be used in a variety of applications, such as, for computing similarity between graphs. The graphlet kernel of Shervashidze et al. [32] uses induced sub-graphs of k nodes (christened as graphlets by Przulj [28]) as...

2015
Gend Lal Prajapati Rekha Saha

Language Model smoothing is an imperative technology which deals with unseen test data by re-evaluating some zero-probability n-grams and assign them bare minimum non-zero values. There is an assortment of smoothing techniques employed to trim down tiny amount of probability from the probable grams and share out to zero probable grams within a Language Model. Kneser Ney and Latent Dirichlet All...

2006
Vladlen Timorin

At every point, a smooth plane curve can be approximated, to second order, by a circle; this circle is called osculating. One may think of the osculating circle as passing through three infinitesimally close points of the curve. A vertex of the curve is a point at which the osculating circle hyper-osculates: it approximates the curve to third order. Equivalently, a vertex is a critical point of...

Journal: :CoRR 2014
Gabriel Istrate Adrian Craciun

We investigate the proof complexity of a class of propositional formulas expressing a combinatorial principle known as the KneserLovász Theorem. This is a family of propositional tautologies, indexed by an nonnegative integer parameter k that generalizes the Pigeonhole Principle (obtained for k = 1). We show, for all fixed k, 2Ω(n) lower bounds on resolution complexity and exponential lower bou...

Journal: :Discrete & Computational Geometry 2018

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