نتایج جستجو برای: multi frame vector

تعداد نتایج: 739771  

Journal: :Physical Review D 2009

2014
C. Mei

Wave vibration analysis approach is found a systematic and concise approach in solving complex vibration problems in built-up frame structures. From the wave vibration standpoint, vibrations propagate along a uniform waveguide, and are reflected and transmitted at discontinuities. In this study, a multi-story multi-bay steel frame is built. The wave vibration analysis approach is applied to stu...

Journal: :progress in biological sciences 2013
sayed mohsen nassaj hosseini masoud shams-bakhsh ali-hatef salamanian shyi-dong yeh

a plant viral vector engineered from an in vivo infectious clone of zucchini yellow mosaic virus(zymv) was used to express the human interferon-gamma (inf-γ) in planta. the inf-γ gene was in frame inserted between the p1 and hc-pro orfs of the zymv vector. the infectious activity of the vector was approved by rubbing the plasmid on chenopodium quino a and observing local lesions. individual les...

Journal: :CoRR 2010
Marco Liuni Axel Röbel Marco Romito Xavier Rodet

In this paper we propose a method for automatic local time adaptation of the spectrogram of an audio signal, based on its decomposition within a Gabor multi-frame. The sparsity of the analyses within each individual frame is evaluated through the Rényi entropies measures. According to the sparsity of the decompositions, an optimal resolution and a reduced multi-frame are determined, defining an...

2017
Yumei Zhang Siwei Dong Yaowei Wang Yonghong Tian Peiyin Xing

Background frame based video coding achieves a remarkable compress performance for surveillance video coding. In this paper, an improved Advanced Motion Vector Prediction (AMVP) scheme for surveillance video coding is proposed to make Motion Vector Prediction (MVP) more accurate when prediction unit (PU) references background (BG)-frame. Considering the correlations among the spatial PUs, the p...

Journal: :Journal of Approximation Theory 2004
Deguang Han

We consider a generator F 1⁄4 ðf1; y ;fNÞ for either a multi-frame or a super-frame generated under the action of a projective unitary representation for a discrete countable group. Examples of such frames include Gabor multi-frames, Gabor super-frames and frames for shift-invariant subspaces. We show that there exists a unique normalized tight multi-frame (resp. super-frame) generator C 1⁄4 ðc...

Journal: :Atmospheric Measurement Techniques 2021

Abstract. A multi-hole probe mounted on an aircraft provides the air velocity vector relative to aircraft, requiring knowledge of spatial orientation (e.g., Euler angles), translational and angular translate this information Earth-based reference frame determine wind vector. As is typically order magnitude higher than velocity, extracted very sensitive multiple sources error including misalignm...

2013
Ashwini S. Mane Pravin Kamde

News video concepts based event classification is a system ,where the classification of videos will be done on the basis of video contents. For such classification first key frames will be extracted from the video and these key frames will be processed for Feature Extraction. In this system Basically three features will be extractedaudio, Visual and Motion. Using these extracted features system...

2003
Haiping Sun Joo-Hwee Lim Qi Tian Mohan S. Kankanhalli

2. Segmentation and Classification: To do segmentation, the video stream is first divided into relatively static parts and active parts. For static parts, motion features are ignored and key frames are saved. Every active part is further segmented into active sub-parts according to 4 view types (defined in Section 2). In Classification stage, motion features are used to classify (label) segment...

2012
Mochamad Hariadi Mauridhi Hery Purnomo

This paper presents a Learning Vector Quantization (LVQ)-based temporal tracking method for semi-automatic video object segmentation. A semantic video object is initialized using user assistance in a reference frame to give initial classification of video object and its background regions. The LVQ training approximates video object and background classification and use them for automatic segmen...

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