نتایج جستجو برای: 33 rotational matrices

تعداد نتایج: 231481  

2011
Wentao Shi Jianguo Huang Chengbing He

A novel algorithm for the joint estimation of the Direction Of Departure (DOD)-Direction Of Arrival (DOA) and Doppler frequency for bistatic multiple-input multiple-output (MIMO) radar is proposed. The proposed algorithm uses the rotational factor produced by the time delay of sampling to construct an angle matrix by fully utilizing the properties of the auto-covariance and cross-covariance mat...

Journal: :Physical chemistry chemical physics : PCCP 2013
Vincenzo Barone Malgorzata Biczysko Julien Bloino Cristina Puzzarini

The structure and vibrational spectra of a marginally stable conformer of glycine (usually referred to as VIp or ttc) recently detected in low-temperature matrices have been characterized by a state-of-the-art computational approach allowing an overall quality for bond distances, rotational constants, conformational enthalpies and vibrational frequencies well within the chemical accuracy. The h...

2009
Jose Bermudez Ridwan C. Chin Payam Davoodian Alfred Tsz Yin Lok

An array antenna system with innovative signal processing can enhance the resolution of a signal direction of arrival (DOA) estimation. The performance of DOA using estimation signal parameter via a rotational invariant technique is investigated in this paper. The DOA angles are derived from the auto-correlation and cross-correlation matrices. Three matrix estimation methods, (1) temporal avera...

2013
Marc E. Rothenberg M. Stucke Andrey Kartashov Patricia C. Fulkerson Carine Bouffi Mark Rochman Christopher B. Zust Emily M. Stucke Artem Barski

Journal: :journal of craniomaxillofacial research 0
faezeh atri prosthodontics department, dental school, dental research center, tehran university of medical sciences, tehran, iran susan mir-mohammad-rezaei prosthodontics department, dental school, dental research center, tehran university of medical sciences, tehran, iran farideh geramipanah prosthodontics department, dental school, dental research center, tehran university of medical sciences, tehran, iran mehran bahrami prosthodontics department, dental school, dental research center, tehran university of medical sciences, tehran, iran

a palatal defect may result from surgical resection, and its consequences could include difficulty in speech and nasal regurgitation of food and liquids. an obturator combined to speech aid prosthesis can improve nasal emission during speech,  and  assist  in  preventing  nasal  regurgitation  of  food.  this  article presents a clinical report of the reconstruction of palatopharyngeal function...

Journal: :J. Comb. Theory, Ser. A 2006
Malcolm Greig Harri Haanpää Petteri Kaski

We show that a near resolvable 2-(2k + 1, k, k − 1) design exists if and only if a conference matrix of order 2k+2 does. A known result on conference matrices then allows us to conclude that a near resolvable 2-(2k + 1, k, k − 1) design with even k can only exist if 2k + 1 is the sum of two squares. In particular, neither a near resolvable 2-(21, 10, 9) design nor a near resolvable 2-(33, 16, 1...

Journal: :Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 2001
H Hase M Nakamura N Joki T Tsunoda R Nakamura T Saijyo M Morishita T Yamaguchi

BACKGROUND Percutaneous balloon angioplasty has become a well-established and routine procedure for coronary revascularization of haemodialysis patients with coronary artery disease. However, the incidence of restenosis after balloon angioplasty is significantly higher in haemodialysis patients than in the general population. We performed a retrospective study comparing balloon angioplasty with...

Journal: :Biochemistry 1995
K Lim D M Jameson C A Gentry J N Herron

Time-resolved fluorescence experiments were performed to investigate the dynamic aspects of the antigen-binding fragment (Fab) of a high-affinity monoclonal antibody (4-4-20) which binds the fluorescent hapten fluorescein. Both the unliganded Fab and a complex of the Fab with a nonfluorescent analog of fluorescein (fluoresceinamine, FLM) were examined. A fluorescence polarization probe [5-[[2-[...

Journal: :bulletin of the iranian mathematical society 2015
b. r. yahaghi m. rahimi-alangi

let $ m , n in mathbb{n}$, $d$ be a division ring, and $m_{m times n}(d)$ denote the bimodule of all $m times n$ matrices with entries from $d$. first, we characterize one-sided submodules of $m_{m times n}(d)$ in terms of left row reduced echelon or right column reduced echelon matrices with entries from $d$. next, we introduce the notion of a nest module of matrices with entries from $d$. we ...

Journal: :Neuropsychology, development, and cognition. Section B, Aging, neuropsychology and cognition 2010
Mark C Fox Neil Charness

Few studies have examined the impact of age on reactivity to concurrent think-aloud (TA) verbal reports. An initial study with 30 younger and 31 older adults revealed that thinking aloud improves older adult performance on a short form of the Raven's Matrices (Bors & Stokes, 1998, Educational and Psychological Measurement, 58, p. 382) but did not affect other tasks. In the replication experimen...

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