نتایج جستجو برای: general tensor discriminant analysis gtda

تعداد نتایج: 3410952  

Journal: :journal of agricultural science and technology 2015
v. babic j. vančetović s. prodanović n. kravić m. babić

global warming and predictions of climatic changes additionally put breeding for drought tolerance in the focus of breeding programmes for maize. extensive studies on the existing gene bank collection of the maize research institute “zemun polje“ have been performed with the aim to identify and form initial sources for the development of maize inbreds more tolerant to drought. all accessions (a...

2008
Mia Hubert Peter J. Rousseeuw Stefan Van Aelst

When applying a statistical method in practice it often occurs that some observations deviate from the usual assumptions. However, many classical methods are sensitive to outliers. The goal of robust statistics is to develop methods that are robust against the possibility that one or several unannounced outliers may occur anywhere in the data. These methods then allow to detect outlying observa...

Journal: :international journal of health policy and management 2016
hossein joudaki arash rashidian behrouz minaei-bidgoli mahmood mahmoodi bijan geraili

background we aimed to identify the indicators of healthcare fraud and abuse in general physicians’ drug prescription claims, and to identify a subset of general physicians that were more likely to have committed fraud and abuse.   methods we applied data mining approach to a major health insurance organization dataset of private sector general physicians’ prescription claims. it involved 5 ste...

Journal: :Remote Sensing 2017
Lei Pan Heng-Chao Li Yang-Jun Deng Fan Zhang Xiang-dong Chen Qian Du

Recently, sparse and low-rank graph-based discriminant analysis (SLGDA) has yielded satisfactory results in hyperspectral image (HSI) dimensionality reduction (DR), for which sparsity and low-rankness are simultaneously imposed to capture both local and global structure of hyperspectral data. However, SLGDA fails to exploit the spatial information. To address this problem, a tensor sparse and l...

2007
Zhen Lei Rufeng Chu Ran He Shengcai Liao Stan Z. Li

This paper proposes a novel face recognition method based on discriminant analysis with Gabor tensor representation. Although the Gabor face representation has achieved great success in face recognition, its huge number of features often brings about the problem of curse of dimensionality. In this paper, we propose a 3rd-order Gabor tensor representation derived from a complete response set of ...

Journal: :iranian red crescent medical journal 0
malihe nasiri department of biostatistics, faculty of medical sciences, tarbiat modares university, tehran, ir iran soghrat faghihzadeh department of biostatistics, faculty of medical sciences, zanjan university of medical sciences, zanjan, ir iran; department of biostatistics, faculty of medical sciences, zanjan university of medical sciences, zanjan, ir iran. tel: +98-2414240301 hamid alavi majd department of biostatistics, faculty of paramedical, shahid beheshti university of medical sciences, tehran, ir iran farid zayeri department of biostatistics, faculty of paramedical, shahid beheshti university of medical sciences, tehran, ir iran noorosadat kariman department of midwifery, faculty of nursing and midwifery, shahid beheshti university of medical sciences, tehran, ir iran nastaran safavi ardebili department of midwifery, faculty of medical sciences, islamic azad university, ardabil, ir iran

conclusions the levels of hemoglobin can be used to predict preeclampsia and monitoring the pregnant women and its regular measure in 3 trimesters help us to identify women at risk for preeclampsia. background preeclampsia is one of the most serious complications during pregnancy with important effects on health of mother and fetus that causes maternal and fetal morbidity and mortality. this st...

Journal: :CoRR 2009
Mahmoud Khademi Mehran Safayani Mohammad T. Manzuri Shalmani

In this paper a novel efficient method for representation of facial action units by encoding an image sequence as a fourth-order tensor is presented. The multilinear tensor-based extension of the biased discriminant analysis (BDA) algorithm, called multilinear biased discriminant analysis (MBDA), is first proposed. Then, we apply the MBDA and two-dimensional BDA (2DBDA) algorithms, as the dimen...

2006
Dacheng Tao Xuelong Li Xindong Wu Weiming Hu Stephen J. Maybank

Tensor representation is helpful to reduce the small sample size problem in discriminative subspace selection. As pointed by this paper, this is mainly because the structure information of objects in computer vision research is a reasonable constraint to reduce the number of unknown parameters used to represent a learning model. Therefore, we apply this information to the vector-based learning ...

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