نتایج جستجو برای: wise method

تعداد نتایج: 1649179  

Journal: :Journal of Multimedia 2011
Min Li Lizhong Xu Min Tang

How to avoiding the disadvantage of the pixelwise image process methods has been a open problem. An object-wise method was proposed to extract the water body of remote sensing image, which is locally excitatory globally inhibitory oscillator networks (LEGION). This oscillation network could bind an object based on the similar property. The oscillation network in this paper used the normalized d...

Journal: :Medical physics 2015
Vahid Taimouri Onur Afacan Jeannette M Perez-Rossello Michael J Callahan Robert V Mulkern Simon K Warfield Moti Freiman

PURPOSE To evaluate the effect of the spatially constrained incoherent motion (SCIM) method on improving the precision and robustness of fast and slow diffusion parameter estimates from diffusion-weighted MRI in liver and spleen in comparison to the independent voxel-wise intravoxel incoherent motion (IVIM) model. METHODS We collected diffusion-weighted MRI (DW-MRI) data of 29 subjects (5 hea...

Journal: :Signal Processing 2017
Reza Sameni

In this work, a block-wise extension of Tikhonov regularization is proposed for denoising smooth signals contaminated by wide-band noise. The proposed method is derived from a constrained least squares problem in two forms: 1) a block-wise fixed-lag smoother with smooth inter-block transitions applied in matrix form, and 2) a fixed-interval smoother applied as a forward-backward zero-phase filt...

Journal: :IEICE Transactions on Information and Systems 2013

Journal: :IEEE Transactions on Cognitive and Developmental Systems 2022

Currently, an increasing number of model pruning methods are proposed to resolve the contradictions between computer powers required by deep learning models and resource-constrained devices. However, for simple tasks like robotic detection, most traditional rule-based network can not reach a sufficient compression ratio with low accuracy loss time-consuming as well laborious. In this paper, we ...

Journal: :Journal of Japan Society of Hydrology and Water Resources 1995

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی عمران 1393

جریان های لایه بندی شده (ثقلی، چگال) یا جریان هایی که تحت تاثیر نیروهای غوطه وری می باشند در اثر تفاوت چگالی جریان ثقلی با سیال پیرامون خود ایجاد می شوند. در بسیاری از سواحل و مصب ها، مخصوصا در مناطق نزدیک به رودخانه های بزرگ رسوبات چسبنده ی ریزدانه مشاهده می شوند، لایه های ایجاد شده با این رسوبات رفتاری مشابه با رفتار رئولوژیکی سیالات غیرنیوتنی دارد. همچنین در جریان های چگال تنش های رینولدز، غ...

2007
Felix Wu

1 Deenitions Consider a distribution D on n bits x = x 1 x n. D is k-wise independent ii for all sets of k indices S = fi 1 x ik = a 1 a k ] = 1 2 k : The idea is that if we restrict our attention to any k positions in x, no matter how many times we sample from D, we cannot distinguish D from the uniform distribution over n bits. We can get a Fourier interpretation of k-wise independence by vie...

2001
Edward W. D. Whittaker Bhiksha Raj

In this paper we investigate the extent to which Katz backoff language models can be compressed through a combination of parameter quantization (width-wise compression) and parameter pruning (length-wise compression) methods while preserving performance. We compare the compression and performance that is achieved using entropy-based pruning against that achieved using only parameter quantizatio...

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