نتایج جستجو برای: margin
تعداد نتایج: 34120 فیلتر نتایج به سال:
In this brief, the margin of stability of two-dimensional (2D) discrete systems is considered. A new method to compute the stability margin of 2-D continuous systems is provided. Illustrative examples are also included.
مقدمه: کیفوز یکی از ناهنجاری هایی است که در دوران بچگی و نوجوانی گسترش می یابد و اغلب از نظرها پنهان می ماند . این ناهنجاری بیشتر در حین قرارگیری در وضعیت ناصحیح مشخص می گردد و ممکن است در نتیجه تغییرات جدی در ساختمان مهره ها باشد . هدف از این تحقیق، بررسی میزان شیوع ناهنجاری کیفوز در دانش آموزان سه مقطع دبستان، راهنمایی و دبیرستان در دو گروه دختر و پسر شهرستان بندرعباس بود . مواد و روش ها: تعد...
Typical bounds on generalization of Support Vector Machines are based on the minimum distance between training examples and the separating hyperplane. There has been some debate as to whether a more robust function of the margin distribution could provide generalization bounds. Freund and Schapire (1998) have shown how a diierent function of the margin distribution can be used to bound the numb...
This brief presents a new contribution in the problem of computing the stability margin of two-dimensional (2-D) discrete systems. The method, using the “resultant technique” instead of a typical minimization procedure , is actually an improvement of the method of .
I this paper, we investigate the integrated information and pricing strategy for a seller who can take customer preorders before the release of a product. The preorder option enables the seller to sell a product at an early stage when consumers are less certain about their valuations. We find that the optimal pricing strategy may be highly dependent on the amount of information available at pre...
Mobile robots often rely upon systems that render sensor data and perceptual features into costs that can be used in a planner. The behavior that a designer wishes the planner to execute is often clear, while specifying costs that engender this behavior is a much more difficult task. This is particularly apparent when attempting to simultaneously tune many parameters that define the mapping fro...
This paper investigates the effects of a change in the margin rules of the U.S. stock market. These rules determine how much investors can borrow to leverage their investments. Since the 1929 stock market crash, margin loans have been tightly regulated by the Securities and Exchange Act Regulation T. Between 2005 and 2008, the Securities and Exchange Commission modified these margin rules becau...
The paper deals with the design of the robust PID controller for real uncertain Coupled-Tank process in the frequency domain. Only the first independent tank is considered (single-input single-output system). Robust controller is designed in two ways. The first approach is performed with the Edge Theorem and the Neimark’s D -partition method for the affine model and the second one is performed ...
We have recently proposed an extension of ADABOOST to regression that uses the median of the base regressors as the final regressor. In this paper we extend theoretical results obtained for ADABOOST to median boosting and to its localized variant. First, we extend recent results on efficient margin maximizing to show that the algorithm can converge to the maximum achievable margin within a pres...
Objectives The study considers how online home-based businesses offer opportunities for ethnic entrepreneurs to ‘break out’ of the traditional highly competitive and low margin sectors they are often associated with. Prior Work Previous studies have found a positive association between ethnic minorities high levels of entrepreneurship (Levie, 2007) and between home computer use and entrepreneur...
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