نتایج جستجو برای: multi manifold

تعداد نتایج: 493947  

Journal: :IEEE Transactions on Big Data 2022

The importance of wild video based image set recognition is monotonically increasing due to the large amount data being collected by various devices including surveillance cameras, drive recorders, smart phones, and internet. content these videos often complex, it raises question how perform modeling feature extraction for set-based classification. In recent years, classification methods have a...

2014
Ayesha Choudhary Santanu Chaudhury

In this paper, we propose a novel online multi-camera framework for person identification based on gait recognition using Grassmann Discriminant Analysis. We propose an online method wherein the gait space of individuals are created as they are tracked. The gait space is view invariant and the recognition process is carried out in a distributed manner. We assume that only a fixed known set of p...

2015
Xiao-Yuan Jing Qian Liu Fei Wu Baowen Xu Yang-Ping Zhu Songcan Chen

Web page classification has attracted increasing research interest. It is intrinsically a multi-view and semi-supervised application, since web pages usually contain two or more types of data, such as text, hyperlinks and images, and unlabeled pages are generally much more than labeled ones. Web page data is commonly high-dimensional. Thus, how to extract useful features from this kind of data ...

Journal: :Medical image computing and computer-assisted intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention 2013
Biao Jie Daoqiang Zhang Bo Cheng Dinggang Shen

Accurate diagnosis of Alzheimer's disease (AD), as well as its prodromal stage (i.e., mild cognitive impairment, MCI), is very important for possible delay and early treatment of the disease. Recently, multi-modality methods have been used for fusing information from multiple different and complementary imaging and non-imaging modalities. Although there are a number of existing multi-modality m...

Journal: :CoRR 2016
Shenglan Liu Muxin Sun Lin Feng Yang Liu Jun Wu

Abstract: Single feature is inefficient to describe content of an image, which is a shortcoming in traditional image retrieval task. We know that one image can be described by different features. Multi-feature fusion ranking can be utilized to improve the ranking list of query. In this paper, we first analyze graph structure and multi-feature fusion re-ranking from manifold aspect. Then, Three ...

Journal: :CoRR 2018
Tam Le Makoto Yamada

Algebraic topology methods have recently played an important role for statistical analysis with complicated geometric structured data. Among them, persistent homology is a well-known tool to extract robust topological features, and outputs as persistence diagrams. Unfortunately, persistence diagrams are point multi-sets which can not be used in machine learning algorithms for vector data. To de...

Journal: :Lab on a chip 2014
Bobak Mosadegh Aaron D Mazzeo Robert F Shepherd Stephen A Morin Unmukt Gupta Idin Zhalehdoust Sani David Lai Shuichi Takayama George M Whitesides

One strategy for actuating soft machines (e.g., tentacles, grippers, and simple walkers) uses pneumatic inflation of networks of small channels in an elastomeric material. Although the management of a few pneumatic inputs and valves to control pressurized gas is straightforward, the fabrication and operation of manifolds containing many (>50) independent valves is an unsolved problem. Complex p...

‎Using Nehari manifold methods and Mountain pass theorem‎, ‎the existence of nontrivial and radially symmetric solutions for a class of $p$-Kirchhoff-type system are established.

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