English
Related papers

Related papers: Inverse Projection Representation and Category Con…

200 papers

Radiation symmetry evaluation is critical to the laser driven Inertial Confinement Fusion (ICF), which is usually done by solving a view-factor equation model. The model is nonlinear, and the number of equations can be very large when the…

Signal Processing · Electrical Eng. & Systems 2019-08-20 Yanfeng Zhang

Inferring the structure of gene regulatory networks (GRN) from gene expression data has many applications, from the elucidation of complex biological processes to the identification of potential drug targets. It is however a notoriously…

Machine Learning · Statistics 2012-05-08 Anne-Claire Haury , Fantine Mordelet , Paola Vera-Licona , Jean-Philippe Vert

Inverse imaging problems that are ill-posed can be encountered across multiple domains of science and technology, ranging from medical diagnosis to astronomical studies. To reconstruct images from incomplete and distorted data, it is…

Image and Video Processing · Electrical Eng. & Systems 2023-11-30 Cesar F. Caiafa , Ramiro M. Irastorza

Image classification is a challenging problem for computer in reality. Large numbers of methods can achieve satisfying performances with sufficient labeled images. However, labeled images are still highly limited for certain image…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Hongfeng Li

It is highly important for governments and health organizations to monitor the prevalence of breast cancer as a leading source of cancer-related death among women. However, the accurate diagnosis of this disease is expensive, especially in…

Methodology · Statistics 2021-04-21 M. Mahdizadeha , Ehsan Zamanzade

A novel 3D shape classification scheme, based on collaborative representation learning, is investigated in this work. A data-driven feature-extraction procedure, taking the form of a simple projection operator, is in the core of our…

Computer Vision and Pattern Recognition · Computer Science 2017-11-21 F. Fotopoulou , S. Oikonomou , A. Papathanasiou , G. Economou , S. Fotopoulos

Neuroblastoma is a strongly heterogeneous cancer with very diverse clinical courses that may vary from spontaneous regression to fatal progression; an accurate patient's risk estimation at diagnosis is essential to design appropriate tumor…

Quantitative Methods · Quantitative Biology 2018-02-23 Valerio Maggio , Marco Chierici , Giuseppe Jurman , Cesare Furlanello

Pixel-wise classification, where each pixel is assigned to a predefined class, is one of the most important procedures in hyperspectral image (HSI) analysis. By representing a test pixel as a linear combination of a small subset of labeled…

Computer Vision and Pattern Recognition · Computer Science 2014-01-17 Xiaoxia Sun , Qing Qu , Nasser M. Nasrabadi , Trac D. Tran

The performance of machine learning models can be impacted by changes in data over time. A promising approach to address this challenge is invariant learning, with a particular focus on a method known as invariant risk minimization (IRM).…

Machine Learning · Computer Science 2024-04-09 Wenlu Tang , Zicheng Liu

Robust adaptive beamforming (RAB) based on interference-plus-noise covariance (INC) matrix reconstruction can experience performance degradation when model mismatch errors exist, particularly when the input signal-to-noise ratio (SNR) is…

Information Theory · Computer Science 2023-09-26 S. Mohammadzadeh , V. H. Nascimento , R. C. de Lamare , O. Kukrer

We explore whether survival model performance in underrepresented high- and low-risk subgroups - regions of the prognostic spectrum where clinical decisions are most consequential - can be improved through targeted restructuring of the…

In this paper, the estimation problem for sparse reduced rank regression (SRRR) model is considered. The SRRR model is widely used for dimension reduction and variable selection with applications in signal processing, econometrics, etc. The…

Machine Learning · Statistics 2018-03-21 Ziping Zhao , Daniel P. Palomar

Understanding the severity of conditions shown in images in medical diagnosis is crucial, serving as a key guide for clinical assessment, treatment, as well as evaluating longitudinal progression. This paper proposes Con- PrO: a novel…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Hong Nguyen , Hoang Nguyen , Melinda Chang , Hieu Pham , Shrikanth Narayanan , Michael Pazzani

Convolutional sparse representation (CSR), shift-invariant model for inverse problems, has gained much attention in the fields of signal/image processing, machine learning and computer vision. The most challenging problems in CSR implies…

Machine Learning · Computer Science 2020-11-23 Gustavo Silva , Paul Rodriguez

Functional or non-coding RNAs are attracting more attention as they are now potentially considered valuable resources in the development of new drugs intended to cure several human diseases. The identification of drugs targeting the…

Genomics · Quantitative Biology 2019-12-25 Muhammad Nabeel Asima , Muhammad Imran Malik , Andreas Dengela , Sheraz Ahmed

The interpolative decomposition (ID) aims to construct a low-rank approximation formed by a basis consisting of row/column skeletons in the original matrix and a corresponding interpolation matrix. This work explores fast and accurate ID…

Numerical Analysis · Mathematics 2024-12-23 Yijun Dong , Chao Chen , Per-Gunnar Martinsson , Katherine Pearce

This paper introduces Relative Predictive Coding (RPC), a new contrastive representation learning objective that maintains a good balance among training stability, minibatch size sensitivity, and downstream task performance. The key to the…

Machine Learning · Computer Science 2021-04-14 Yao-Hung Hubert Tsai , Martin Q. Ma , Muqiao Yang , Han Zhao , Louis-Philippe Morency , Ruslan Salakhutdinov

In this paper, we propose a re-weighted elastic net (REN) model for biometric recognition. The new model is applied to data separated into geometric and color spatial components. The geometric information is extracted using a fast cartoon -…

Computer Vision and Pattern Recognition · Computer Science 2015-07-28 Juan C. Moreno , V. B. S. Prasath , Gil Santos , Hugo Proenca

We propose a robust and reliable evaluation metric for generative models by introducing topological and statistical treatments for rigorous support estimation. Existing metrics, such as Inception Score (IS), Frechet Inception Distance…

Machine Learning · Computer Science 2024-01-25 Pum Jun Kim , Yoojin Jang , Jisu Kim , Jaejun Yoo

We present Consistent Assignment of Views over Random Partitions (CARP), a self-supervised clustering method for representation learning of visual features. CARP learns prototypes in an end-to-end online fashion using gradient descent…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Thalles Silva , Adín Ramírez Rivera