نتایج جستجو برای: overextended margin

تعداد نتایج: 34233  

Journal: :Sociální studia 2023

This study follows the constructivist tradition of corruption research. Specifically, we analyze representations and anti-corruption in electoral manifestos Czech political parties movements between 1990 2017. In these documents, is primarily construed as a security issue framed within context economic organized crime. The causes corruption, main actors behind it, proposed countermeasures draw ...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
سید صفدر حسینی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، اقتصاد و توسعه کشاورزی افسانه نیکوکار دانشگاه خراسان، اقتصاد و توسعه کشاورزی آرش دور اندیش دانشگاه فردوسی مشهد، اقتصاد و توسعه کشاورزی

price transmission is one of the most important factors that affects the producers, consumers and marketing agents’ welfare. market structure affects price transmission. asymmetric price transmission affects the marketing margin, increases marketing agents’ profit and decreases producers and consumers’ welfare. in recent years high prices of beef has caused consumers’ dissatisfaction however, p...

Journal: :کشاورزی (منتشر نمی شود) 0
معصومه حاجی حیدری کارشناس ارشد، گروه اقتصاد کشاورزی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران امیرحسین چیذری استادیار، گروه اقتصاد کشاورزی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران

on the basis of acreage, production and import amounts, maize is one of the strategic products in iran, regarding defects of marketing system of maize, in this analysis using yearly observations between 1368 to 1385 (18 years) and eviews software, the marketing and econometric model of maize marketing margin was studied. the results show that the most important factor in the maize marketing mar...

Journal: :The American journal of surgical pathology 2014
Jason P Izard Lawrence D True Philip May William J Ellis Paul H Lange Bruce Dalkin Daniel W Lin Rodney A Schmidt Jonathan L Wright

Surgical margin status at prostatectomy is an important predictor of biochemical recurrence (BCR). The current convention is to categorize a margin as negative if tumor cells are not at the inked margin, even if they are within a few cells of the margin. We hypothesized that cancer within 0.1 mm of the margin conferred an increased risk for BCR. We determined the risk for BCR on the bass of sur...

2013
Guang-Tong Zhou Tian Lan Arash Vahdat Greg Mori

We present a maximum margin framework that clusters data using latent variables. Using latent representations enables our framework to model unobserved information embedded in the data. We implement our idea by large margin learning, and develop an alternating descent algorithm to effectively solve the resultant non-convex optimization problem. We instantiate our latent maximum margin clusterin...

2009
Ann Sandison

In the treatment of cancer the fundamental surgical goal is to remove all local malignant disease and leave no residual malignant cells. Studies have demonstrated the benefit of achieving negative resection margins in terms of disease free local recurrence and overall survival. The surgical margins for Head & Neck cancer may vary widely depending on the site of disease. This variation reflects ...

Journal: :CoRR 2015
Davis E. King

Most object detection methods operate by applying a binary classifier to sub-windows of an image, followed by a non-maximum suppression step where detections on overlapping sub-windows are removed. Since the number of possible sub-windows in even moderately sized image datasets is extremely large, the classifier is typically learned from only a subset of the windows. This avoids the computation...

2003
Saharon Rosset Ji Zhu Trevor J. Hastie

Margin maximizing properties play an important role in the analysis of classi£cation models, such as boosting and support vector machines. Margin maximization is theoretically interesting because it facilitates generalization error analysis, and practically interesting because it presents a clear geometric interpretation of the models being built. We formulate and prove a suf£cient condition fo...

2008
Liwei Wang Masashi Sugiyama Cheng Yang Zhi-Hua Zhou Jufu Feng

Much attention has been paid to the theoretical explanation of the empirical success of AdaBoost. The most influential work is the margin theory, which is essentially an upper bound for the generalization error of any voting classifier in terms of the margin distribution over the training data. However, Breiman raised important questions about the margin explanation by developing a boosting alg...

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