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This paper presents a framework that supports the implementation of parallel solutions for the widespread parametric maximum flow computational routines used in image segmentation algorithms. The framework is based on supergraphs, a special…

计算机视觉与模式识别 · 计算机科学 2015-12-08 Vlad Olaru , Mihai Florea , Cristian Sminchisescu

The paper presents a dynamic solution method for dynamic minimum parametric networks flow. The solution method solves the problem for a special parametric dynamic network with linear lower bound functions of a single parameter. Instead…

离散数学 · 计算机科学 2015-09-15 Mircea Parpalea , Nicoleta Avesalon , Eleonor Ciurea

Modern retrieval problems are characterised by training sets with potentially billions of labels, and heterogeneous data distributions across subpopulations (e.g., users of a retrieval system may be from different countries), each of which…

机器学习 · 计算机科学 2020-04-24 Ankit Singh Rawat , Aditya Krishna Menon , Andreas Veit , Felix Yu , Sashank J. Reddi , Sanjiv Kumar

Multi-label classification (MLC) studies the problem where each instance is associated with multiple relevant labels, which leads to the exponential growth of output space. MLC encourages a popular framework named label compression (LC) for…

机器学习 · 计算机科学 2020-09-21 Jiaqi Lv , Tianran Wu , Chenglun Peng , Yunpeng Liu , Ning Xu , Xin Geng

We show that any submodular minimization (SM) problem defined on a linear constraint set with constraints having up to two variables per inequality, are 2-approximable in polynomial time. If the constraints are monotone (the two variables…

离散数学 · 计算机科学 2017-05-01 Dorit S. Hochbaum

Submodular function optimization has numerous applications in machine learning and data analysis, including data summarization which aims to identify a concise and diverse set of data points from a large dataset. It is important to…

数据结构与算法 · 计算机科学 2023-04-11 Shaojie Tang , Jing Yuan , Twumasi Mensah-Boateng

A wide variety of problems in machine learning, including exemplar clustering, document summarization, and sensor placement, can be cast as constrained submodular maximization problems. Unfortunately, the resulting submodular optimization…

机器学习 · 计算机科学 2015-04-23 Rafael da Ponte Barbosa , Alina Ene , Huy L. Nguyen , Justin Ward

In recent years, multi-label classification problem has become a controversial issue. In this kind of classification, each sample is associated with a set of class labels. Ensemble approaches are supervised learning algorithms in which an…

机器学习 · 计算机科学 2018-01-09 Amirreza Mahdavi-Shahri , Mahboobeh Houshmand , Mahdi Yaghoobi , Mehrdad Jalali

In many real-world tasks, particularly those involving data objects with complicated semantics such as images and texts, one object can be represented by multiple instances and simultaneously be associated with multiple labels. Such tasks…

机器学习 · 计算机科学 2020-07-07 Sheng-Jun Huang , Zhi-Hua Zhou

Multi-label classification is a type of supervised learning where an instance may belong to multiple labels simultaneously. Predicting each label independently has been criticized for not exploiting any correlation between labels. In this…

机器学习 · 统计学 2023-10-25 Hyukjun Gweon , Matthias Schonlau , Stefan Steiner

We propose a new family of discrete energy minimization problems, which we call parsimonious labeling. Specifically, our energy functional consists of unary potentials and high-order clique potentials. While the unary potentials are…

计算机视觉与模式识别 · 计算机科学 2015-07-07 Puneet K. Dokania , M. Pawan Kumar

The multi-label classification framework, where each observation can be associated with a set of labels, has generated a tremendous amount of attention over recent years. The modern multi-label problems are typically large-scale in terms of…

统计理论 · 数学 2017-03-16 Evgenii Chzhen , Christophe Denis , Mohamed Hebiri , Joseph Salmon

Energies with high-order non-submodular interactions have been shown to be very useful in vision due to their high modeling power. Optimization of such energies, however, is generally NP-hard. A naive approach that works for small problem…

计算机视觉与模式识别 · 计算机科学 2013-10-09 Carl Olsson , Johannes Ulen , Yuri Boykov , Vladimir Kolmogorov

In this paper, a high-speed online neural network classifier based on extreme learning machines for multi-label classification is proposed. In multi-label classification, each of the input data sample belongs to one or more than one of the…

机器学习 · 计算机科学 2016-09-06 Rajasekar Venkatesan , Meng Joo Er , Mihika Dave , Mahardhika Pratama , Shiqian Wu

While most methods for solving mixed-integer optimization problems compute a single optimal solution, a diverse set of near-optimal solutions can often lead to improved outcomes. We present a new method for finding a set of diverse…

离散数学 · 计算机科学 2023-02-09 Izuwa Ahanor , Hugh Medal , Andrew C. Trapp

In this work we consider a problem of multi-label classification, where each instance is associated with some binary vector. Our focus is to find a classifier which minimizes false negative discoveries under constraints. Depending on the…

统计理论 · 数学 2019-03-29 Evgenii Chzhen

Class imbalance is an inherent characteristic of multi-label data that hinders most multi-label learning methods. One efficient and flexible strategy to deal with this problem is to employ sampling techniques before training a multi-label…

机器学习 · 计算机科学 2020-05-20 Bin Liu , Konstantinos Blekas , Grigorios Tsoumakas

While a broad range of techniques have been proposed to tackle distribution shift, the simple baseline of training on an $\textit{undersampled}$ balanced dataset often achieves close to state-of-the-art-accuracy across several popular…

机器学习 · 计算机科学 2023-06-21 Niladri S. Chatterji , Saminul Haque , Tatsunori Hashimoto

Resampling algorithms are a useful approach to deal with imbalanced learning in multilabel scenarios. These methods have to deal with singularities in the multilabel data, such as the occurrence of frequent and infrequent labels in the same…

机器学习 · 计算机科学 2025-01-22 Antonio J. Rivera , Miguel A. Dávila , David Elizondo , María J. del Jesus , Francisco Charte

In this paper, an Extreme Learning Machine (ELM) based technique for Multi-label classification problems is proposed and discussed. In multi-label classification, each of the input data samples belongs to one or more than one class labels.…

机器学习 · 计算机科学 2016-09-06 Rajasekar Venkatesan , Meng Joo Er