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Clustering is the task of gathering similar data samples into clusters without using any predefined labels. It has been widely studied in machine learning literature, and recent advancements in deep learning have revived interest in this…

机器学习 · 计算机科学 2023-09-04 Mohammadreza Sadeghi , Hadi Hojjati , Narges Armanfard

Trajectory clustering is an important operation of knowledge discovery from mobility data. Especially nowadays, the need for performing advanced analytic operations over massively produced data, such as mobility traces, in efficient and…

数据库 · 计算机科学 2020-03-03 Panagiotis Tampakis , Nikos Pelekis , Christos Doulkeridis , Yannis Theodoridis

Recently, anchor-based trajectory prediction methods have shown promising performance, which directly selects a final set of anchors as future intents in the spatio-temporal coupled space. However, such methods typically neglect a deeper…

机器人学 · 计算机科学 2023-04-25 Ding Li , Qichao Zhang , Zhongpu Xia , Kuan Zhang , Menglong Yi , Wenda Jin , Dongbin Zhao

Visual grouping is a key mechanism in human scene perception. There, it belongs to the subconscious, early processing and is key prerequisite for other high level tasks such as recognition. In this paper, we introduce an efficient, realtime…

计算机视觉与模式识别 · 计算机科学 2016-09-23 Dominik Alexander Klein , Dirk Schulz , Armin Bernd Cremers

We present a scalable combined localization infrastructure deployment and task planning algorithm for underwater assembly. Infrastructure is autonomously modified to suit the needs of manipulation tasks based on an uncertainty model on the…

机器人学 · 计算机科学 2023-10-31 Samuel Lensgraf , Ankita Sarkar , Adithya Pediredla , Devin Balkcom , Alberto Quattrini Li

Accurate prediction of future agent trajectories is a critical challenge for ensuring safe and efficient autonomous navigation, particularly in complex urban environments characterized by multiple plausible future scenarios. In this paper,…

机器人学 · 计算机科学 2025-07-29 Haichuan Li , Tomi Westerlund

Ships, or vessels, often sail in and out of cluttered environments over the course of their trajectories. Safe navigation in such cluttered scenarios requires an accurate estimation of the intent of neighboring vessels and their effect on…

信号处理 · 电气工程与系统科学 2019-12-20 Jasmine Sekhon , Cody Fleming

An algorithm for determining stationary periods for time series of random sea waves is proposed in this work. This is a problem in which changes between stationary sea states are usually slow and segmentation procedures based on…

统计方法学 · 统计学 2015-06-22 Pedro C. Alvarez-Esteban , C. Euán , J. Ortega

Analyses of targeted genomic sequencing data from next-generation-sequencing (NGS) technologies typically involves mapping reads to a reference sequence or clustering reads. For a number of species a reference genome is not available so the…

基因组学 · 定量生物学 2016-02-16 Raunaq Malhotra , Daniel Elleder , Le Bao , David R Hunter , Raj Acharya , Mary Poss

The interest in variable selection for clustering has increased recently due to the growing need in clustering high-dimensional data. Variable selection allows in particular to ease both the clustering and the interpretation of the results.…

统计方法学 · 统计学 2012-04-11 Charles Bouveyron , Camille Brunet

Hierarchical Text Classification (HTC) has recently gained traction given the ability to handle complex label hierarchy. This has found applications in domains like E- commerce, customer care and medicine industry among other real-world…

计算与语言 · 计算机科学 2025-06-06 Neeraj Agrawal , Saurabh Kumar , Priyanka Bhatt , Tanishka Agarwal

Trajectory Prediction of dynamic objects is a widely studied topic in the field of artificial intelligence. Thanks to a large number of applications like predicting abnormal events, navigation system for the blind, etc. there have been many…

机器学习 · 计算机科学 2017-05-29 Daksh Varshneya , G. Srinivasaraghavan

Single-cell RNA sequencing (scRNA-seq) enables researchers to analyze gene expression at single-cell level. One important task in scRNA-seq data analysis is unsupervised clustering, which helps identify distinct cell types, laying down the…

基因组学 · 定量生物学 2023-12-29 Weikang Jiang , Jinxian Wang , Jihong Guan , Shuigeng Zhou

The advent of large pre-trained models has brought about a paradigm shift in both visual representation learning and natural language processing. However, clustering unlabeled images, as a fundamental and classic machine learning problem,…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Tianzhe Chu , Shengbang Tong , Tianjiao Ding , Xili Dai , Benjamin David Haeffele , René Vidal , Yi Ma

The dichotomy between the challenging nature of obtaining annotations for activities, and the more straightforward nature of data collection from wearables, has resulted in significant interest in the development of techniques that utilize…

机器学习 · 计算机科学 2022-11-14 Harish Haresamudram , Irfan Essa , Thomas Ploetz

This paper analyzes the role of time-series clustering in traffic matrix (TM) prediction. Traffic flows within a TM often exhibit heterogeneous behavior, which can reduce the effectiveness of global forecasting models that predict all flows…

网络与互联网体系结构 · 计算机科学 2026-04-30 Martha Cash , Charlotte Fowler , Alexander M. Wyglinski

The NK hybrid genetic algorithm for clustering is proposed in this paper. In order to evaluate the solutions, the hybrid algorithm uses the NK clustering validation criterion 2 (NKCV2). NKCV2 uses information about the disposition of $N$…

神经与进化计算 · 计算机科学 2024-02-07 Renato Tinós , Liang Zhao , Francisco Chicano , Darrell Whitley

Hierarchical Classification (HC) is a supervised learning problem where unlabeled instances are classified into a taxonomy of classes. Several methods that utilize the hierarchical structure have been developed to improve the HC…

人工智能 · 计算机科学 2016-10-18 Azad Naik , Huzefa Rangwala

The target of this paper is to recommend a way for Automated classification of Fish species. A high accuracy fish classification is required for greater understanding of fish behavior in Ichthyology and by marine biologists. Maintaining a…

计算机视觉与模式识别 · 计算机科学 2018-05-28 Dhruv Rathi , Sushant Jain , Dr. S. Indu

This paper proposes an ecological adaptive cruise control (EACC) concept with the primary goal to minimize the fuel consumption in a city bus with an internal combustion engine (ICE). A hybrid model predictive control (HMPC) is implemented…

系统与控制 · 电气工程与系统科学 2022-09-01 Sai Krishna Chada , Jitin Mathew Thomas , Daniel Görges , Achim Ebert , Roman Teutsch