نتایج جستجو برای: daisy

تعداد نتایج: 917  

Journal: :Chemical communications 2008
Shau-Hua Ueng Sheng-Yao Hsueh Chien-Chen Lai Yi-Hung Liu Shie-Ming Peng Sheng-Hsien Chiu

We have used the "threading-followed-by-swelling" approach to fix a daisy chain structure in solution, leading to the isolation of a captured [c2]daisy chain in 77% yield.

2017
Jing Zhang Baosheng Kang Bo Jiang Di Zhang

Since the local feature-based methods recognize interior content and utilize the rich information of the sketches and 2D views of 3D model, this paper proposes a novel sketch-based 3D model retrieval algorithm which utilizes local feature descriptors to describe the object shape. Firstly, we propose PCA-DAISY descriptor to create the efficient local feature descriptors. The DAISY descriptor con...

2008
M. Bordag V. Skalozub

We investigate the effective potential for a scalar Φ 4 theory with spontaneous symmetry breaking and finite temperature. All 'daisy' and 'super daisy' diagrams are summed up and the properties of the correspponding gap eqation are investigated. It is shown exactly that the phase transition is first order.

Journal: :Bioinformatics 2016
Kathrin Trappe Tobias Marschall Bernhard Y. Renard

MOTIVATION Horizontal gene transfer (HGT) is a fundamental mechanism that enables organisms such as bacteria to directly transfer genetic material between distant species. This way, bacteria can acquire new traits such as antibiotic resistance or pathogenic toxins. Current bioinformatics approaches focus on the detection of past HGT events by exploring phylogenetic trees or genome composition i...

2017
John Min Charleston Noble Devora Najjar Kevin M. Esvelt

An ideal gene drive system to alter wild populations would 1) exclusively affect organisms within the political boundaries of consenting communities, and 2) be capable of restoring any engineered population to its original genetic state. Here we describe 'daisy quorum' drive systems that meet these criteria by combining daisy drive with underdominance. A daisy quorum drive system is predicted t...

Journal: :An Homage to Ezra Pound 1985

Journal: :Al-Raida Journal 1970

2010
Siddhartha S. Mehta

of Dissertation Presented to the Graduate School of the University of Florida in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy A DAISY-CHAINING APPROACH FOR VISION-BASED CONTROL AND ESTIMATION By Siddhartha S. Mehta April 2010 Chair: Dr. Warren E. Dixon Co-Chair: Dr. Prabir Barooah Major: Mechanical Engineering The research presented in this dissertation monogra...

Journal: :Library Trends 2007
Elsebeth Tank Carsten Frederiksen

The emergence of the modern information society and the rapid development of Information and Communications Technology (ICT) has spurred libraries serving visually impaired people to cooperate globally in order to manage the transition from analog to digital services. The formation of the DAISY Consortium in 1996 led to the concept and fundamental ideas of the digital talking book. The result i...

Journal: :Australasian J. Combinatorics 2011
Donald A. Preece Emil R. Vaughan

For many positive odd integers n, whether prime or not, the set Un of units of Zn contains members t, u, v and w, say with respective orders τ , ψ, ω and π, such that we can write Un as the direct product Un = 〈t〉 × 〈u〉 × 〈v〉 × 〈w〉. Each element of Un can then be written in the form tuvw where 0 ≤ h < τ , 0 ≤ i < ψ, 0 ≤ j < ω and 0 ≤ k < π. We can then often use the structure of 〈t〉 × 〈u〉 × 〈v〉...

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