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Tree-like structures, such as blood vessels, often express complexity at very fine scales, requiring high-resolution grids to adequately describe their shape. Such sparse morphology can alternately be represented by locations of centreline…

计算机视觉与模式识别 · 计算机科学 2018-11-09 Kerry Halupka , Rahil Garnavi , Stephen Moore

Density-based spatial clustering of applications with noise (DBSCAN) is a data clustering algorithm which has the high-performance rate for dataset where clusters have the constant density of data points. One of the significant attributes…

The technology of image segmentation is widely used in medical image processing, face recognition pedestrian detection, etc. The current image segmentation techniques include region-based segmentation, edge detection segmentation,…

计算机视觉与模式识别 · 计算机科学 2017-07-10 Song Yuheng , Yan Hao

The recent advancements in computational power and machine learning algorithms have led to vast improvements in manifold areas of research. Especially in finance, the application of machine learning enables both researchers and…

统计金融 · 定量金融 2020-05-21 Sven Husmann , Antoniya Shivarova , Rick Steinert

Image segmentation is a fundamental task in computer vision. Data annotation for training supervised methods can be labor-intensive, motivating unsupervised methods. Current approaches often rely on extracting deep features from pre-trained…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Amit Aflalo , Shai Bagon , Tamar Kashti , Yonina Eldar

We seek to provide an interpretable framework for segmenting users in a population for personalized decision-making. We propose a general methodology, Market Segmentation Trees (MSTs), for learning market segmentations explicitly driven by…

应用统计 · 统计学 2023-01-16 Ali Aouad , Adam N. Elmachtoub , Kris J. Ferreira , Ryan McNellis

Clustering data objects into homogeneous groups is one of the most important tasks in data mining. Spectral clustering is arguably one of the most important algorithms for clustering, as it is appealing for its theoretical soundness and is…

机器学习 · 统计学 2024-03-12 Dylan Soemitro , Jeova Farias Sales Rocha Neto

Differences in data size per class, also known as imbalanced data distribution, have become a common problem affecting data quality. Big Data scenarios pose a new challenge to traditional imbalanced classification algorithms, since they are…

机器学习 · 计算机科学 2021-09-06 Diego García-Gil , Salvador García , Ning Xiong , Francisco Herrera

In this work, we present a random forest framework that learns the weights, shapes, and sparsities of feature representations for real-time semantic segmentation. Typical filters (kernels) have predetermined shapes and sparsities and learn…

计算机视觉与模式识别 · 计算机科学 2019-06-26 Byeongkeun Kang , Truong Q. Nguyen

The large size of DNNs poses a significant challenge for deployment on devices with limited resources, such as mobile, edge, and IoT platforms. To address this issue, a distributed inference framework can be utilized. In this framework, a…

分布式、并行与集群计算 · 计算机科学 2024-12-24 Divya Jyoti Bajpai , Manjesh Kumar Hanawal

Most contemporary approaches to instance segmentation use complex pipelines involving conditional random fields, recurrent neural networks, object proposals, or template matching schemes. In our paper, we present a simple yet powerful…

计算机视觉与模式识别 · 计算机科学 2017-05-08 Min Bai , Raquel Urtasun

Unsupervised clustering, also known as natural clustering, stands for the classification of data according to their similarities. Here we study this problem from the perspective of complex networks. Mapping the description of data…

数据分析、统计与概率 · 物理学 2012-08-22 Clara Granell , Sergio Gomez , Alex Arenas

In image segmentation, there is often more than one plausible solution for a given input. In medical imaging, for example, experts will often disagree about the exact location of object boundaries. Estimating this inherent uncertainty and…

Semantic instance segmentation remains a challenging task. In this work we propose to tackle the problem with a discriminative loss function, operating at the pixel level, that encourages a convolutional network to produce a representation…

计算机视觉与模式识别 · 计算机科学 2017-08-10 Bert De Brabandere , Davy Neven , Luc Van Gool

The segmentation of medical images is a fundamental step in automated clinical decision support systems. Existing medical image segmentation methods based on supervised deep learning, however, remain problematic because of their reliance on…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Euijoon Ahn , Dagan Feng , Jinman Kim

Recently, several image segmentation methods that welcome and leverage different types of user assistance have been developed. In these methods, the user inputs can be provided by drawing bounding boxes over image objects, drawing scribbles…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Huseyin Afser

Detailed forest inventories are critical for sustainable and flexible management of forest resources, to conserve various ecosystem services. Modern airborne laser scanners deliver high-density point clouds with great potential for…

计算机视觉与模式识别 · 计算机科学 2024-02-26 Binbin Xiang , Maciej Wielgosz , Theodora Kontogianni , Torben Peters , Stefano Puliti , Rasmus Astrup , Konrad Schindler

We propose a highly structured neural network architecture for semantic segmentation with an extremely small model size, suitable for low-power embedded and mobile platforms. Specifically, our architecture combines i) a Haar wavelet-based…

计算机视觉与模式识别 · 计算机科学 2017-06-19 Michael Tschannen , Lukas Cavigelli , Fabian Mentzer , Thomas Wiatowski , Luca Benini

In recent years, numerous screening methods have been published for ultrahigh-dimensional data that contain hundreds of thousands of features; however, most of these features cannot handle data with thousands of classes. Prediction models…

The goal of this paper is to present a new efficient image segmentation method based on evolutionary computation which is a model inspired from human behavior. Based on this model, a four layer process for image segmentation is proposed…

计算机视觉与模式识别 · 计算机科学 2017-12-07 Roohollah Aslanzadeh , Kazem Qazanfari , Mohammad Rahmati