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The aim of this paper is to investigate an attempt to build a binary classification algorithm using principles of geometry such as vectors, planes, and vector algebra. The basic idea behind the proposed algorithm is that a hyperplane can be…

机器学习 · 计算机科学 2025-03-04 Vatsal Srivastava

The number of mobile devices (e.g., smartphones, wearable technologies) is rapidly growing. In line with this trend, a massive amount of spatial data is being collected since these devices allow users to geo-tag user-generated content.…

数据库 · 计算机科学 2016-12-20 Afsin Akdogan

The asymmetrical retrieval setting is a well suited solution for resource constrained applications such as face recognition and image retrieval. In this setting, a large model is used for indexing the gallery while a lightweight model is…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Ori Linial , Alon Shoshan , Nadav Bhonker , Elad Hirsch , Lior Zamir , Igor Kviatkovsky , Gerard Medioni

Many datasets take the form of a bipartite graph where two types of nodes are connected by relationships, like the movies watched by a user or the tags associated with a file. The partitioning of the bipartite graph could be used to fasten…

信息检索 · 计算机科学 2021-10-01 Gaëlle Candel , David Naccache

This paper presents a novel method designed to enhance the efficiency and accuracy of both image retrieval and pixel retrieval. Traditional diffusion methods struggle to propagate spatial information effectively in conventional graphs due…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Guoyuan An , Yuchi Huo , Sung-Eui Yoon

Many approaches to 3D image segmentation are based on hierarchical clustering of supervoxels into image regions. Here we describe a distributed algorithm capable of handling a tremendous number of supervoxels. The algorithm works…

计算机视觉与模式识别 · 计算机科学 2021-06-22 Ran Lu , Aleksandar Zlateski , H. Sebastian Seung

Image manipulation detection is to identify the authenticity of each pixel in images. One typical approach to uncover manipulation traces is to model image correlations. The previous methods commonly adopt the grids, which are fixed-size…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Xudong Wang , Jiaran Zhou , Huiyu Zhou , Junyu Dong , Yuezun Li

Image classification, which classifies images by pre-defined categories, has been the dominant approach to visual representation learning over the last decade. Visual learning through image-text alignment, however, has emerged to show…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Yixuan Wei , Yue Cao , Zheng Zhang , Zhuliang Yao , Zhenda Xie , Han Hu , Baining Guo

Hierarchical image recognition seeks to predict class labels along a semantic taxonomy, from broad categories to specific ones, typically under the tidy assumption that every training image is fully annotated along its taxonomy path.…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Seulki Park , Zilin Wang , Stella X. Yu

Binary image based classification and retrieval of documents of an intellectual nature is a very challenging problem. Variations in the binary image generation mechanisms which are subject to the document artisan designer including drawing…

计算机视觉与模式识别 · 计算机科学 2020-04-28 Juan Castorena , Manish Bhattarai , Diane Oyen

Omnidirectional cameras are widely used in such areas as robotics and virtual reality as they provide a wide field of view. Their images are often processed with classical methods, which might unfortunately lead to non-optimal solutions as…

计算机视觉与模式识别 · 计算机科学 2017-07-27 Renata Khasanova , Pascal Frossard

In classification problems, especially those that categorize data into a large number of classes, the classes often naturally follow a hierarchical structure. That is, some classes are likely to share similar structures and features. Those…

机器学习 · 计算机科学 2018-07-25 Denali Molitor , Deanna Needell

We aim to improve segmentation through the use of machine learning tools during region agglomeration. We propose an active learning approach for performing hierarchical agglomerative segmentation from superpixels. Our method combines…

计算机视觉与模式识别 · 计算机科学 2015-03-13 Juan Nunez-Iglesias , Ryan Kennedy , Toufiq Parag , Jianbo Shi , Dmitri B. Chklovskii

In this paper, we propose an unified hyperspectral image classification method which takes three-dimensional hyperspectral data cube as an input and produces a classification map. In the proposed method, a deep neural network which uses…

计算机视觉与模式识别 · 计算机科学 2019-05-23 Berkan Demirel , Omer Ozdil , Yunus Emre Esin , Safak Ozturk

The Bing Bang of the Internet in the early 90's increased dramatically the number of images being distributed and shared over the web. As a result, image information retrieval systems were developed to index and retrieve image files spread…

信息检索 · 计算机科学 2012-04-03 Youssef Bassil

We propose a computationally efficient and high-performance classification algorithm by incorporating class structural information in analysis dictionary learning. To achieve more consistent classification, we associate a class…

计算机视觉与模式识别 · 计算机科学 2018-05-03 Wen Tang , Ashkan Panahi , Hamid Krim , Liyi Dai

DBSCAN is a typically used clustering algorithm due to its clustering ability for arbitrarily-shaped clusters and its robustness to outliers. Generally, the complexity of DBSCAN is O(n^2) in the worst case, and it practically becomes more…

数据库 · 计算机科学 2018-01-23 Thapana Boonchoo , Xiang Ao , Qing He

The integral image, an intermediate image representation, has found extensive use in multi-scale local feature detection algorithms, such as Speeded-Up Robust Features (SURF), allowing fast computation of rectangular features at constant…

计算机视觉与模式识别 · 计算机科学 2015-10-20 Shoaib Ehsan , Adrian F. Clark , Naveed ur Rehman , Klaus D. McDonald-Maier

This review presents various image segmentation methods using complex networks. Image segmentation is one of the important steps in image analysis as it helps analyze and understand complex images. At first, it has been tried to classify…

计算机视觉与模式识别 · 计算机科学 2024-01-08 Amin Rezaei , Fatemeh Asadi

This paper discusses about a sorting algorithm which uses the concept of buckets where each bucket represents a certain number of digits. A two dimensional data structure is used where one dimension represents buckets i. e; number of digits…

数据结构与算法 · 计算机科学 2014-06-10 Ankit Chadha , Rishikesh Misal , Tanaya Mokashi , Aman Chadha