نتایج جستجو برای: rank subsets

تعداد نتایج: 115095  

2010
Jack Edmonds

A matroid M is a finite se t M of e le me nts with a famil y of subsets, called independent, such th a t (I) every subset of an independe nt se t is independent, and (2) for e ve ry subset A of M , all maximal indepe nde nt s ubsets of A have the sa me cardinality , called the rank r\A) of A. It is proved that a matroid can be partitioned into as few as k sets , each inde pende nt , if and only...

Journal: Addiction and Health 2010

Abstract Background: Identity disturbance is one of the DSM-IV criteria for borderline personality disorder, but there has been little attention to its nature. Four subsets of identity disturbance (role absorption, painful incoherence, inconsistency and lack of commitment) have been assessed. This study aimed to assess the role of these subsets in patients with borderline person...

2010
Liang-Yu Chen Jyh-Shing Roger Jang

This paper proposes a novel automatic pronunciation scoring framework using learning to rank. Human scores of the utterances are treated as ranks and are used as the ranking ground truths. Scores generated from various existing scoring methods are used as the features to train the learning to rank function. The output of the function is then segmented by the proposed DP-based method and hence b...

2012
ALESSANDRA BERNARDI BERNARD MOURRAIN

We introduce various notions of rank for a high order symmetric tensor, namely: rank, border rank, catalecticant rank, generalized rank, scheme length, border scheme length, extension rank and smoothable rank. We analyze the stratification induced by these ranks. The mutual relations between these stratifications, allow us to describe the hierarchy among all the ranks. We show that strict inequ...

Journal: :Proceedings of the American Mathematical Society 1995

Journal: :Linear Algebra and its Applications 2009

Journal: :Proceedings of the American Mathematical Society 2006

Journal: :Journal of Combinatorial Theory, Series B 1972

Journal: :Circulation. Heart failure 2010
Barry A Boilson Katarina Larsen Adriana Harbuzariu Sinny Delacroix Josef Korinek Harald Froehlich Kent R Bailey Christopher G Scott Brian P Shapiro Guido Boerrigter Horng H Chen Margaret M Redfield John C Burnett Robert D Simari

BACKGROUND Reductions in numbers of circulating progenitor cells (CD34+ cell subsets) have been demonstrated in patients at risk for, or in the presence of, cardiovascular disease. The mediators of these reductions remain undefined. To determine whether neurohumoral factors might regulate circulating CD34+ cell subsets in vivo, we studied complementary canine models of left ventricular (LV) dys...

2004
Peter J Cameron

A matroid on a set E is a family I of subsets of E (called independent sets) with the properties • a subset of an independent set is independent; • if A and B are independent with |A| < |B|, then there exists x ∈ B \A such that A∪{x} is independent. The rank ρ(A) of a subset A of E is the common size of maximal independent subsets of A. Examples of matroids: • E is a family of vectors in a vect...

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