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SIGNED: 作品数：757被引量：151H指数：5; 导出分析报告; 相关领域：经济管理更多>>; 相关作者：纪爱兵王晓哲张云洲徐保根段斌更多>>; 相关机构：河北职工医学院东北大学华东交通大学教育部教育管理信息中心更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金中国航空科学基金中央高校基本科研业务费专项资金辽宁省自然科学基金更多>>

SNSAlib:A python library for analyzing signed network: 《Chinese Physics B》2025年第3期64-75,共12页Ai-Wen Li Jun-Lin Lu Ying Fan Xiao-Ke Xu; Project supported by the National Natural Science Foundation of China(Grant Nos.72371031,62173065,62476045);Fundamental Research Funds for the Central Universities(Grant No.124330008)。; The unique structure of signed networks,characterized by positive and negative edges,poses significant challenges for analyzing network topology.In recent years,various statistical algorithms have been developed to ad...; 关键词：signed networks null models topology structure statistic analysis

Out of Gas;Now What?: 《Beijing Review》2025年第3期32-33,共2页Li Wenhan; Russian natural gas exports to and via Ukraine ceased on New Year’s Day,after the expiration of a five-year agreement signed in 2019.The key source of gas for Europe had remained open despite nearly three years of co...; 关键词：RUSSIAN CONFLICT SIGNED

A Friendship Spanning Vast Oceans A Voyage Toward a Brighter Shared Future--Signed Article Published in Brazilian Media Outlet Folha de S.Paulo: 《Beijing Review》2024年第49期I0006-I0008,共3页Xi Jinping; At the invitation of President Luiz Inacio Lula da Silva,I will soon pay a state visit to the Federative Republic of Brazil and attend the G20 Leaders'Summit in Rio de Janeiro.Endowed with an expansive land,abundant r...; 关键词：The G20 Establishing diplomatic relations Sao Paulo Economic and trade contacts Cultural diversity Lula Friendly communication Brazil

China-Peru Friendship: Setting Sail Toward an Even BBrighter Future--Signed Article Published in Peruvian Newspaper El Peruano: 《Beijing Review》2024年第48期I0006-I0008,共3页Xi Jinping; Early summer in the Southern Hemisphere is a season brimming with vitality and hope.At the invitation of President Dina Boluarte,I will soon pay a state visit to the Republic of Peru and attend the 31st APEC Economic ...; 关键词：PUBLISH RESTAURANT Per

Controllability of descriptor multi-agent systems with signed networks: 《Science China(Information Sciences)》2024年第12期204-222,共19页Yu SHEN Yongqiang GUAN Ye TIAN; supported by National Natural Science Foundation of China (Grant Nos.62073253,62036002)。; This paper studies the controllability of descriptor multi-agent systems(DMASs) with signed networks, where the networks are signed, and agents have descriptor linear dynamics. First, the basis for the eigenspace of t...; 关键词：CONTROLLABILITY signed networks descriptor multi-agent systems heterogeneous dynamics

Improving Prediction Efficiency of Machine Learning Models for Cardiovascular Disease in IoST-Based Systems through Hyperparameter Optimization: 《Computers, Materials & Continua》2024年第9期3485-3506,共22页Tajim Md.Niamat Ullah Akhund Waleed M.Al-Nuwaiser; supported and funded by the Deanship of Scientific Research at Imam Mohammad Ibn Saud Islamic University(IMSIU),Grant Number IMSIU-RG23151.; This study explores the impact of hyperparameter optimization on machine learning models for predicting cardiovascular disease using data from an IoST(Internet of Sensing Things)device.Ten distinct machine learning ap...; 关键词：Internet of sensing things(IoST) machine learning hyperparameter optimization cardiovascular disease prediction execution time analysis performance analysis wilcoxon signed-rank test

Signed Zero-Divisor Graphs Over Commutative Rings: 《Communications in Mathematics and Statistics》2024年第3期463-477,共15页Lu Lu Lihua Feng Weijun Liu; supported by NSFC(Grant No.12001544);Hunan Provincial Natural Science Foundation(Grant No.2021JJ40707);supported by NSFC(Grant Nos.11871479,12071484);Hunan Provincial Natural Science Foundation(Grant Nos.2018JJ2479,2020JJ4675).; In this paper,we define signed zero-divisor graphs over commutative rings and investigate the interplay between the algebraic properties of the rings and the combinatorial properties of their corresponding signed zero...; 关键词：RING IDEAL Signed graph Adjacency matrix

Balanced Subeulerian Signed Graphs and Signed Line Graphs: 《Journal of Mathematical Research with Applications》2024年第1期7-17,共11页Juan LIU Hong YANG Xindong ZHANG Hongjian LAI; Supported by the National Natural Science Foundation of China(Grant No.12261016)。; A signed graph S=(S^(u),σ)has an underlying graph Suand a functionσ:E(S^(u))-→{+,-}.Let E^(-)(S)denote the set of negative edges of S.Then S is eulerian signed graph(or subeulerian signed graph,or balanced eulerian...; 关键词：signed graph signed line graph balanced eulerian balanced subeulerian

Source localization in signed networks with effective distance: 《Chinese Physics B》2024年第2期577-585,共9页马志伟孙蕾丁智国黄宜真胡兆龙; Project supported by the National Natural Science Foundation of China(Grant Nos.62103375 and 62006106);the Zhejiang Provincial Philosophy and Social Science Planning Project(Grant No.22NDJC009Z);the Education Ministry Humanities and Social Science Foundation of China(Grant Nos.19YJCZH056 and 21YJC630120);the Natural Science Foundation of Zhejiang Province of China(Grant Nos.LY23F030003 and LQ21F020005).; While progress has been made in information source localization,it has overlooked the prevalent friend and adversarial relationships in social networks.This paper addresses this gap by focusing on source localization ...; 关键词：complex networks signed networks source localization effective distance

Drug-Target Interactions Prediction Based on Signed Heterogeneous Graph Neural Networks被引量：2: 《Chinese Journal of Electronics》2024年第1期231-244,共14页Ming CHEN Yajian JIANG Xiujuan LEI Yi PAN Chunyan JI Wei JIANG; supported by the Shenzhen Science and Technology Program(Grant No.KQTD20200820113106007);the National Natural Science Foundation of China(Grant No.U22A2041,61972451,and 62272288);the Guangdong Provincial Key Laboratory of Interdisciplinary Research and Application for Data Science,BNUHKBU United International College(Grant No.2022B1212010006);the Scientific Research Fund of Hunan Provincial Education Department of China(Grant No.22B0097);the Changsha Natural Science Foundation of China(Grant No.kq2202248)。; Drug-target interactions(DTIs)prediction plays an important role in the process of drug discovery.Most computational methods treat it as a binary prediction problem,determining whether there are connections between dr...; 关键词：Drug-target interactions Signed heterogeneous network Link sign prediction Graph neural networks

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