نتایج جستجو برای: آنتنهای gpr

تعداد نتایج: 2630  

Journal: :CAIS 2001
Balasubramaniam Ramesh

This paper proposes an inductive data mining technique (named GPR) based on genetic programming. Unlike other mining systems, the particularity of our technique is its ability to discover business rules that satisfy multiple (and possibly conflicting) decision or search criteria simultaneously. We present a step-by-step method to implement GPR, and introduce a prototype that generates productio...

2016
Markus Heinonen Henrik Mannerström Juho Rousu Samuel Kaski Harri Lähdesmäki

We present a novel approach for non-stationary Gaussian process regression (GPR), where the three key parameters – noise variance, signal variance and lengthscale – can be simultaneously input-dependent. We develop gradient-based inference methods to learn the unknown function and the non-stationary model parameters, without requiring any model approximations. For inferring the full posterior d...

2016
Yu Zhang Tian Xia

Crack detection is an important application for Ground penetrating radar (GPR) to examine the concrete road or building structure conditions. The layer of rebars or utility pipes that typically exist inside the concrete structure can generate stronger scattering than small concrete cracks to affect detection effectiveness. In GPR image, the signature patterns of regularly distributed rebars or ...

Journal: :TAPOS 1995
Fabrizio Angiulli F. De Marte Luigi Palopoli Riccardo Torlone

This paper illustrates a prototype system, called GPRS, supporting the Generalized Production Rules database language (GPR for short). The language GPR integrates, in a unified framework, active rules, which allow the specification of event driven computations on data, and deductive rules, which can be used to derive intentional relations in the style of logic programming. The prototype realize...

Journal: :Journal of the Optical Society of America. A, Optics, image science, and vision 2010
Ingmar Lissner Philipp Urban

We propose a method to improve the prediction performance of existing color-difference formulas with additional visual data. The formula is treated as the mean function of a Gaussian process, which is trained with experimentally determined color-discrimination data. Color-difference predictions are calculated using Gaussian process regression (GPR) considering the uncertainty of the visual data...

2008
Duy Nguyen-Tuong Jan Peters

For human motor activities, internal models can play an important role [1] representing an input-output transformation of dynamical processes in the brain to the external world. Internal dynamics models can also be used for high performance and compliant robot control [2]. However, accurate dynamics models cannot be obtained analytically for sufficiently complex robot systems [3, 4]. In such ca...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زابل - دانشکده علوم پایه 1393

گیرنده جفت شده پروتئین g 119 (gpr 119) یک هدف جالب و امیدوارکننده برای درمان بیماری دیابت نوع 2 (t2dm) است. در این تحقیق، روابط کمّی ساختار- فعالیت سه بعدی، الحاق کردن مولکولی و غربالگری مجازی بر روی یک سری از آگونیست های جدید gpr 119 انجام شد. نتایج، توانایی پیش بینی و قابلیت اطمینان بالایی از مدل ها را نشان داد. یک مدل فارماکوفوری کیفی با استفاده از الگوریتم hip-hop ساخته شد. این مدل رضایت بخش...

ژورنال: مهندسی معدن 2015

در مطالعه حاضر از روش غیرمخرب و با قدرت تفکیک زیاد رادار نفوذی به زمین (GPR) جهت آشکارسازی و شناسایی مشخصات هندسی اهداف به شکل استوانه افقی مدفون همانند انواع ساختارهای تونلی، استفاده شده است. دست‌یابی به چنین مقصودی براساس تعیین ارتباط بین مشخصات هندسی اهداف استوانه‌ای مدفون و پارامترهای هذلولی پاسخ GPR مربوطه، با استف...

To date, a number of numerical methods, including the popular Finite-Difference Time Domain (FDTD) technique, have been proposed to simulate Ground-Penetrating Radar (GPR) responses. Despite having a number of advantages, the finite-difference method also has pitfalls such as being very time consuming in simulating the most common case of media with high dielectric permittivity, causing the for...

1999
C. J. Powers F. P. Haeni

Continuous seismic-reflection profiling (CSP) and ground-penetrating radar (GPR) surveys were conducted by the U.S. Geological Survey in April 1998 over the northern part of John’s Pond, a glacial kettle pond southeast of Otis Air National Guard Base, Cape Cod, Massachusetts. The surveys were conducted to delineate the types and thickness of sedimentary units that may control the infiltration o...

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