نتایج جستجو برای: k fusion frame

تعداد نتایج: 588032  

2017
DONGWEI LI JINSONG LENG RADU BALAN PETER CASAZZA DAN EDIDIN PETER G. CASAZZA AMINA CHEBIRA MATTHEW FICKUS RICHARD J. DUFFIN QIANPING GUO QIXUN GUO DEGUANG HAN D. LI

Recently fusion frame was considered as a generalization of frame in Hilbert spaces. In this paper, we establish several new inequalities for fusion frames with a scalar in Hilbert spaces. It is shown that the results we obtained can immediately lead to the existing corresponding results when we choose suitable scalars. Mathematics subject classification (2010): 42C15, 47B40.

2008
S. K. Kaushik Ghanshyam Singh

Abstract. Block sequences with respect to frames in Hilbert spaces have been defined. Examples have been provided to show that a block sequence with respect to a given frame may not even be a Bessel sequence. Also, a necessary and sufficient condition under which a block sequence with respect to a frame is a frame has been given. Further, applications of block sequences to obtain Fusion frames ...

2004
O. Christensen

Given a frame for a subspace W of a Hilbert space H, we consider a class of oblique dual frame sequences. These dual frame sequences are not constrained to lie in W . Our main focus is on shift-invariant frame sequences of the form {φ(· − k)}k∈Z in subspaces of L2(R); for such frame sequences we are able to characterize the set of shift-invariant oblique dual Bessel sequences. Given frame seque...

Journal: :Signal Processing Systems 2013
Ming-Hui Cheng Kao-Shing Hwang Jyh-Horng Jeng Nai-Wei Lin

In this study, video super-resolution using particle swarm optimization (PSO) is proposed to super-resolve low-resolution (LR) frames. The proposed super-resolution method consists of three main modules, i.e., supersampling, spatio-temporal classification, and frame fusion using PSO. In the proposed method, the LR frames are super-resolved to high-resolution frames through the fusion of four fu...

2008
Raghavender Reddy Jillela

Adaptive Frame Selection for Enhanced Face Recognition in Low-Resolution Videos by Raghavender Reddy Jillela Master of Science in Electrical Engineering West Virginia University Arun Ross, PhD., Chair Performing face detection and recognition in low-resolution videos (e.g., surveillance videos) is a challenging task. To enhance the biometric content in these videos, imagelevel and score-level f...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2002
Vivienne Armbruester Marlies Sauter Ellen Krautkraemer Eckart Meese Anya Kleiman Barbara Best Klaus Roemer Nikolaus Mueller-Lantzsch

PURPOSE We investigated the expression of human endogenous retrovirus K (HERV-K) transcripts in various tumor tissues and transformed cell lines. EXPERIMENTAL DESIGN We performed reverse transcription-PCR analysis to examine expression of env reading frame transcripts in mammary carcinoma biopsies, germ-cell tumor samples, ovarian carcinomas, and lymphocytes of leukemic patients, as well as i...

2011
Teodor Lucian Grigorie Ruxandra Mihaela Botez

Nomenclature A = n×n matrix with elements depending by) , 1 (2 n i i   variances A 1 = (n-1)×(n-1) matrix with elements depending by) , 1 (2 n i i   variances a = output acceleration (perturbed signal) a c = cross-axis acceleration a i = input acceleration B = n×1 matrix with all elements equal to 1 B 1 = (n-1)×1 matrix with all elements equal to 1 B = bias b i = sensors measurement biases)...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1388

target tracking is the tracking of an object in an image sequence. target tracking in image sequence consists of two different parts: 1- moving target detection 2- tracking of moving target. in some of the tracking algorithms these two parts are combined as a single algorithm. the main goal in this thesis is to provide a new framework for effective tracking of different kinds of moving target...

Journal: :Chinese Journal of Electronics 2018

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