نتایج جستجو برای: NC Codes

تعداد نتایج: 101719  

2008
Y. C. Liang M. J. Chen Y. Z. Sun W. X. Guo

In order to machine the complex free surface, in this paper, NC interpolation of any complex surface is realized used the recursive reconstruction algorithm. The interpolating errors of this algorithm are controllable, and its applicability is relatively wide. Then, these NC codes of the complex human’s free surface are obtained with data exchange of the manufacturing module in the software UG,...

Journal: :IACR Cryptology ePrint Archive 2016
Marshall Ball Dana Dachman-Soled Mukul Kulkarni Tal Malkin

We show how to construct efficient, unconditionally secure non-malleable codes for bounded output locality. In particular, our scheme is resilient against functions such that any output bit is dependent on at most n bits, where n is the total number of bits in a codeword and 0 ≤ δ < 1 a constant. Notably, this tampering class includes NC .

2009
Kui Cai Kees A. Schouhamer Immink Yuan Xing Lee Zhiliang Qin

A general and systematic code design methodology is proposed to efficiently combine constrained codes with PC codes for data storage channels. The proposed constrained PC code includes two component codes: the normal constrained (NC) code and the parity-related constrained (PRC) code. The NC code can be any distance-enhancing constrained code, such as the maximum transition run (MTR) code or re...

2015
Anna E. Waller Steven Lippmann Amy Ising Carolyn Crump

Methods Mortality (deaths) were identified in data available online through the NC State Center for Health Statistics (SCHS) and the NC Violent Death Reporting System. Hospital Discharges were identified through the NC SCHS hospital discharge data file and accessed by staff in the Injury and Violence Prevention Branch at NC Division of Public Health (NC DPH). Emergency Department Visits were id...

2005
Joseph J. Boutros Albert Guillén i Fàbregas Emilio Calvanese Strinati

We study coding for the non-ergodic block-fading channel. In particular, we analyze the error probability of full-diversity binary codes, and we elaborate on how to approach the outage probability limit. In so doing, we introduce the concept outage boundary region, which is a graphical way to illustrate failures in the decoding process. We show that outage achieving codes have a frame error pro...

This paper presents an approach to analytically determine the most energy efficient toolpath strategy in mechanical machining. This was achieved by evaluating the electrical energy requirement of the NC codes generated for the zag, zigzag, and rectangular contour toolpath strategies. The analytical method was validated by performing pocket milling on AISI 1018 steel with the considered toolpath...

Journal: :Journal of engineering & management in industrial system 2021

In development of technology and product, it’s important to make decisions based on trend. Some previous studies obtained trend patent information. our study, we tried investigate the state innovation emergence dominant design by using We analyzed inkjet printers NC machines with theme codes F term in Japanese classification codes. this know change other products than or The target product stud...

2014
Heung-II Suk Seong-Whan Lee Dinggang Shen

In this work, we propose a novel subclass-based multi-task learning method for feature selection in computer-aided Alzheimer's Disease (AD) or Mild Cognitive Impairment (MCI) diagnosis. Unlike the previous methods that often assumed a unimodal data distribution, we take into account the underlying multipeak distribution of classes. The rationale for our approach is that it is highly likely for ...

2000
R. Michael Tanner

Instead of a random interleaver, an algebraic interleaver interconnecting two simple convolutional codes with feedback encoders forms an algebraic quasi-cyclic code. An (nC , k) convolutional code in tailbiting form becomes a quasi-cyclic (QC) linear code of length LnC for some L = Mn. Interleavers with a period M connect two such codes to produce a QC turbo code. The QC turbo codes check equat...

Journal: :Mathematics in Computer Science 2012
Hongbo Li Xiao-Shan Gao Lixian Zhang Ruiyong Sun

In this paper, a new algorithm is proposed to interpolate G01 codes in 2D milling. Without resorting to smooth curve approximation, the algorithm makes full use of the acceleration bounds to change directions with optimal velocities at the cutter location points designated by the G01 codes, and then makes global lookahead and optimization to generate time-optimal interpolation of the G01 codes....

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