نتایج جستجو برای: الگوریتم lms

تعداد نتایج: 27868  

Journal: :مهندسی برق دانشگاه تبریز 0
مرتضی فرهید دانشجوی دکترا موسی شمسی عضو هیئت علمی دانشگاه سهند محمدحسین صداقی عضو هیئت علمی دانشگاه سهند

چکیده: در این مقاله به بررسی توپولوژی شبکه­های تطبیقی پیچیده مبتنی بر الگوریتم کم­ترین مربعات خطا (lms) برای حالت مشارکت نفوذی و مد تطبیق-ترکیب به­منظور تخمین پارامتر پرداخته می­شود. مدل­های شبکه پیچیده استفاده­شده شامل شبکه­های منظم، تصادفی و جهان کوچک با شرایط وابستگی مکانی و زمانی دیتا می­باشد. مشخصات استفاده­شده برای پیاده­سازی شبکه­های پیچیده علاوه­بر میزان دقت تخمین شبکه شامل پارامترهای ط...

2005
Jamil Ahmad Itmazi Miguel Gea Megías Patricia Paderewski Francisco Luis Gutiérrez Vela

The eLearning is a new modern tool of current learning system; it is becoming so important of the learning of the universities. The core of eLearning solutions is LMS or CMS (learning/course management systems), which help the university to automates the managing of learning events. Some of LMS are commercial Software, while others are free Open-Source LMS. The universities give more attention ...

Journal: :European heart journal 2004
L Hadjinikolaou K Kotidis M Galiñanes

OBJECTIVES To investigate the elastic properties of medium-size extracardiac arteries and veins between patients with and without left main stem coronary artery disease. METHODS The compliance, distensibility, and incremental elastic modulus (iEmod) of the internal thoracic arteries (n=53), long saphenous veins (n=38), and radial arteries (n=35) from 74 patients undergoing coronary surgery we...

2011
Takuma Hayashi Akiko Horiuchi Kenji Sano Nobuyoshi Hiraoka Yae Kanai Tanri Shiozawa Susumu Tonegawa Ikuo Konishi

Uterine leiomyosarcoma (LMS) develops more often in the muscle tissue layer of the uterine body than in the uterine cervix. The development of gynecologic tumors is often correlated with female hormone secretion; however, the development of uterine LMS is not substantially correlated with hormonal conditions, and the risk factors are not yet known. Importantly, a diagnostic-biomarker which dist...

2008
Robert Mertens Nils Birnbaum

The most obvious approach for integrating lecture recordings into a learning management system (LMS) is adding lecture videos to a course’s presence in the LMS. Delivery of lecture recordings and access control can thus be facilitated by the LMS. A broader approach is coupling LMS and lecture recording system at all phases of content production and use. This paper describes an approach bringing...

Background: Learning Management System (LMS) is a web-based system designed to support teaching and learning at an institution. The capabilities of any LMS are required to be evaluated to detect the room for improvement. This study aimed at discovering the students’ perceptions of the functions of the LMS at Iran University of Medical Sciences (IUMS).   Methods: This qualitative s...

2012
Badreddin Edris Jonathan A. Fletcher Robert B. West Matt van de Rijn Andrew H. Beck

Leiomyosarcoma (LMS) is a malignant, soft-tissue tumor for which few effective therapies exist. Previously, we showed that there are three molecular subtypes of LMS. Here, we analyzed genes differentially expressed in each of the three LMS subtypes as compared to benign leiomyomas and then used the Connectivity Map (cmap) to calculate enrichment scores for the 1309 cmap drugs in order to identi...

2006
Shuying Xie Chengjin Zhang

Abstract. Adaptive inverse control of linear system with fixed learning rate least mean square (LMS) algorithm is improved by varying the learning rate. This variable learning rate LMS algorithm is proved to be convergent by using Lyapunov method. It has better performance especially when there is noise in command input signal. And it is simpler than the Variable Step-size Normalized LMS algori...

2003
J. A. Apolinário M. L. R. de Campos P. S. R. Diniz

A new algorithm, the binormalized data-reusing least mean squares (LMS) algorithm is presented. The new algorithm has been found to converge faster than other LMS-like algorithms, such as the Normalized LMS algorithm and several data-reusing LMS algorithms, when the input signal is highly correlated. The computational complexity of this new algorithm is only slightly higher than a recently prop...

Journal: :Poultry science 2004
P Venter J F R Lues H Theron

The quantity and composition of bioaerosols in a typical automated chicken egg layer management system (LMS) with a controlled internal climate (B) and without (A) were compared. The LMS-A used a fecal matter disposal system featuring a central opening in the floor through which the matter automatically dropped to an open-air lower level; the LMS-B used a conveyer belt below each hen battery se...

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