نتایج جستجو برای: p frames

تعداد نتایج: 1322009  

Abstract. Certain facts about frames and generalized frames (g- frames) are extended for the g-frames for Hilbert C*-modules. It is shown that g-frames for Hilbert C*-modules share several useful properties with those for Hilbert spaces. The paper also character- izes the operators which preserve the class of g-frames for Hilbert C*-modules. Moreover, a necessary and suffcient condition is ob- ...

Journal: :bulletin of the iranian mathematical society 2011
y. li sh. yang

2006
Pil-Kyu Park Seung-Hwan Kim Yo-Sung Ho

In this paper, we propose a QP (Quantization Parameter) selection method for H.264 based MVC (Multi-view Video Coding). The proposed method adaptively calculates QP for B frames in anchor (BANC frames). This method utilizes rate-distortion costs of the two frames which are referred by BANC frames. Using these costs, we estimate the correlation between the reference frames. The first reference f...

Partial frames provide a rich context in which to do pointfree structured and unstructured topology. A small collection of axioms of an elementary nature allows one to do much traditional pointfree topology, both on the level of frames or locales, and that of uniform or metric frames. These axioms are sufficiently general to include as examples bounded distributive...

In this paper, we define super Hilbert module and investigate frames in this space. Super Hilbert modules are  generalization of super Hilbert spaces in Hilbert C*-module setting. Also, we define frames in a super Hilbert module and characterize them by using of the concept of g-frames in a Hilbert C*-module. Finally, disjoint frames in Hilbert C*-modules are introduced and investigated.

E. Rahimi, L. Soltani, M.A. Dehghan, Z. Amiri,

Fusion frames are a generalized form of frames in Hilbert spaces. In the present paper we introduce Bessel subfusion sequences and subfusion frames and we investigate the relationship between their operation. Also, the definition of the orthogonal complement of subfusion frames and the definition of the completion of Bessel fusion sequences are provided and several results related with these no...

Controlled frames have been introduced to improve the numerical efficiency of iterative algorithms for inverting the frame operator on abstract Hilbert spaces. Fusion frames and g-frames generalize frames. Hilbert C*-modules form a wide category between Hilbert spaces and Banach spaces. Hilbert C*-modules are generalizations of Hilbert spaces by allowing the inner product to take values in a C*...

2016
PRASANNA RAJ

© 2015, IJCSMC All Rights Reserved 344 Abstract— Multicasting is the communication between single sender and multiple receivers. The legacy multicasting over the WLAN standard IEEE 802.11 has two problemspoor reliability and low transmission rates. Existing multicast protocols for 802.11 are not so efficient when they are used along with the frame aggregation of IEEE 802.11n WLANS. Therefore we...

Frames in Hilbert bimodules are a special case of frames in Hilbert C*-modules. The paper considers A-frames and B-frames and their relationship in a Hilbert A-B-imprimitivity bimodule. Also, it is given that every frame in Hilbert spaces or Hilbert C*-modules is a semi-tight frame. A relation between A-frames and K(H_B)-frames is obtained in a Hilbert A-B-imprimitivity bimodule. Moreover, the ...

2010

Temporal Compression Instead of storing complete frames, temporal (interframe) compression stores only what has changed from one frame to the next, which dramatically reduces the amount of data that needs to be stored while still achieving high-quality images. Video is stored in three types of frames: a standalone I-frame that contains a complete image, and then predictive P-frames and bipredic...

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