• 2024-07-02文献阅读-Distributed Constrained Combinatorial Optimization leveraging Hypergraph Neural Networks
    DistributedConstrainedCombinatorialOptimizationleveragingHypergraphNeuralNetworks  AbstractScalableaddressingofhighdimensionalconstrainedcombinatorialoptimizationproblemsisachallengethatarisesinseveralscienceandengineering
  • 2024-05-30Chapter 4 Problems
    T1证明\(\negA\rightarrowB,\negA\rightarrow\negB\vdashA\)可用定理:\(\vdash(\negA\rightarrowA)\rightarrowA\)Proof\[\begin{aligned}A_1:\quad&\negA\rightarrowB&\in\Gamma\\A_2:\quad&\negA\rightarrow
  • 2024-04-25Week 9 Problems
    T1用等值演算、构造指派等方式判断公式的永真性(1)\[(\forallxP(x)\rightarrow\existxQ(x))\rightarrow\existx(P(x)\rightarrowQ(x))\](2)\[(\forallxP(x)\rightarrow\forallxQ(x))\rightarrow\forallx(P(x)\rightarrowQ(x))\]T2以下哪一步出现错误?
  • 2024-03-28温故而知新-基础课程篇【面试】
    温故而知新-基础课程篇【面试】前言推荐数据结构线性表树图查询排序算法题class034链表高频题目和必备技巧【算法】class035数据结构设计高频题【算法】class036二叉树高频题目-上-不含树型dp【算法】class037二叉树高频题目-下-不含树型dp【算法】class038经典递
  • 2024-03-26Week 5 Problems
    T5判断对错:任意命题合式公式可以等价转化为复杂度不超过二的形式T6(2)今有一命题逻辑合式公式\(F_2\)为\[(P\rightarrowR)\rightarrow((Q\rightarrowR)\rightarrow(P\lorQ)\land\negR)\]根据Week1T1(1)中真值表写出\(F_2\)的主析取范式与主合取范式T7设命题逻辑合
  • 2024-03-12Spring MVC——API(5)
    SpringMVC——API(5)一、实验目的二、实验用的仪器和材料三、实验的步骤和方法四、备注或说明一、实验目的(1)掌握RestfulAPI的开发方法(2)掌握Controller、Service、VO、BO的概念(3)了解参数合法性检查的方法二、实验用的仪器和材料(1)硬件:PC或Mac一台;8G及以上内存,40G硬盘
  • 2024-03-06Week 2 Problems
    T1代换式、替换式求代换式\((P\rightarrow(P\rightarrowQ))[P/P\rightarrowR]\)求替换式\((P\lorR\rightarrowP\lorR\landS)[(P\lorR)/(P\landR)]\)已知\(P,Q,R,S\)是命题逻辑合式公式,\(P\)是\(Q\)的子公式,\(R\)不是\(Q\)的子公式,用\(Q^1\equivQ[P/R]\)和「替
  • 2024-03-04Offline Reinforcement Learning: Tutorial, Review, and Perspectives on Open Problems
    发表时间:2020文章要点:这篇文章主要介绍当前offlineRL的研究进展,可能的问题以及一些解决方法。作者先介绍了强化学习的准备知识,比如policygradients,Approximatedynamicprogramming,Actor-criticalgorithms,Model-basedreinforcementlearning,这里不具体说了。接着开始说offl
  • 2024-03-01Week 1 Problems
    T1今有一逻辑表达式\(F_0\)为:\[(p\rightarrowr)\rightarrow((q\rightarrowr)\rightarrow(p\lorq)\land\negr)\]其中的联结词运算优先级与命题逻辑合式公式完全相同。观察\(F_0\)的形式,完成以下两个题目(1)补全真值表pqr\(p\rightarrowr\)\(q\rightarrowr\)
  • 2024-02-15「题解」ARC139F Many Xor Optimization Problems
    考虑线性空间的标准基底(即每个主元都只有对应向量有值),答案为所有基底异或和。对于一个秩\(k\)计算它对答案的贡献。固定主元为\(a_1<a_2<\cdots<a_k\),各种情况应该是等概率,也就是对第\(i\)个基底来说,\(a_i\)位一定为\(1\),再往下的位除了在\(a\)出现过的以外的位0/1是
  • 2024-02-13Go 100 mistakes - #10: Not being aware of the possible problems with type embedding
     Becausethemutexisembedded,wecandirectlyaccesstheLockandUnlockmethods fromtheireceiver.Wementionedthatsuchanexampleisawrongusageoftypeembedding.What’s thereasonforthis?Sincesync.Mutexisanembeddedtype,theLockand
  • 2024-01-21F - Usual Color Ball Problems
    F-UsualColorBallProblemsProblemStatementYouaregivenpositiveintegers$N$,$M$,$K$,andasequenceofpositiveintegersoflength$N$,$(C_1,C_2,\ldots,C_N)$.Foreach$r=0,1,2,\ldots,N-1$,printtheanswertothefollowingproblem.
  • 2023-12-22kaggle Open Problems – Single-Cell Perturbations 1st & 2nd place solution summary
    Leaderboard:https://www.kaggle.com/competitions/open-problems-single-cell-perturbations/leaderboard2ndSolution:https://www.kaggle.com/competitions/open-problems-single-cell-perturbations/discussion/458738Code:https://github.com/Eliorkalfon/single_ce
  • 2023-12-20An Introduction to Bioinformatics Algorithms, Neil C. Jones and Pavel Pevzner, the MIT Press, 2004.
    AnIntroductiontoBioinformaticsAlgorithms,NeilC.JonesandPavelPevzner,theMITPress,2004. Thisintroductorytextoffersaclearexpositionofthealgorithmicprinciplesdrivingadvancesinbioinformatics.Accessibletostudentsinbothbiology
  • 2023-12-18A. Constructive Problems
    原题链接思路历程1.一开始我不知道具体该怎么放,于是我按照样例2的顺序手画了一遍。2.然后发现,对于一个n*n的矩形,再放一个格子最大能使其达到(n+1)*(n+1)3.1*1时,放了1个格子,2*2时放了2个格子,由此可以推出放n个格子时最大能达到n*n4.这道题就变成了,找出k使得k*k刚好能覆盖n*m,也就
  • 2023-12-17POLIR-Management-TYPES of decisions{Structured(routine+familiar)Problems: Programmed Decisions, Unst
    Inaverysimplesense,theproblemsmanagersencountercanbeclassifiedas:routineandfamiliar;newandunusual.Inresponse,managerswilluseoneoftwodifferenttypesofdecisions:StructuredProblemsandProgrammedDecisions;UnstructuredP
  • 2023-12-17[ARC111F] Do you like query problems?
    题意:给出三个数\(n,m,q\)。你有一个长度为\(n\)的序列\(a\),初始全为为\(0\),你有三种操作:操作\(1\):给出\(l,r,v\),让区间\([l,r]\)对\(v\)取\(\min\)。操作\(2\):给出\(l,r,v\),让区间\([l,r]\)对\(v\)取\(\max\)。操作\(3\),给出\(l,r\),求区间和,将其累加进
  • 2023-12-15《convex optimization》——Stanford University open class
    202312151.Introductionmathematicaloptimizationleast-squaresandlinearprogramingconvexoptimizationexapmlecoursegoalsandtopicsnonlinearoptimizationbriefhistoryofconvexoptimizationmathmeticaloptimizationoptimizationproblemminimize
  • 2023-12-13算法战斗第二天C++1
    A.TeamOnedaythreebestfriendsPetya,VasyaandTonyadecidedtoformateamandtakepartinprogrammingcontests.Participantsareusuallyofferedseveralproblemsduringprogrammingcontests.Longbeforethestartthefriendsdecidedthattheywi
  • 2023-11-08Adding custom code to Local Reports in Visual Studio.NET 2005 (Problems & Solutions)
    AddingcustomcodetoLocalReportsinVisualStudio.NET2005(Problems&Solutions)IfyouareoneofthepeoplewhousedandenjoyedSQLServerReportingServices(SSRS)inSQL2000andyouwantedtouseitinyourwindows/webapplicationswithou
  • 2023-10-30Solution to OpenSSL Connection Problems With Github
    ProblemsUploadingFileswithGitSometimeswecanusegittooltosuccessfullyuploadprojectstoGithub,butinothertimeespeciallyafteraperiodofconfiguration,weoftenmeetthefollowingerror:OpenSSLSSL_read:Connectionwasreset,error10054
  • 2023-10-27代码随想录第三天 | 203.移除链表元素 707.设计链表 206.反转链表
    第一题:https://leetcode.cn/problems/remove-linked-list-elements/我一开始打算是搞先判断第一个节点是不是,如果不是就作为头节点来着,不过后来一想觉得太麻烦了,仔细一看题目发现居然已经提供了模拟头节点的方法,就用了呗GPT3.5:那你我的想法有颇多相似之处啊.jpg第二题:https://l
  • 2023-10-20Paper Reading: Sample and feature selecting based ensemble learning for imbalanced problems
    目录研究动机文章贡献本文方法基于聚类的分层随机欠采样特征选择样本和特征选择的集成学习基于随机森林的SFSHEL实验结果数据集和实验设置KEEL数据集的比较HeartFailure数据集的比较优点和创新点PaperReading是从个人角度进行的一些总结分享,受到个人关注点的侧重和实力所限
  • 2023-10-12为什么我们需要不断的开发不同的机器学习模型 —— Do we Need Hundreds of Classifiers to Solve Real World Classification Probl
        ==========================================  论文:《DoweNeedHundredsofClassifierstoSolveRealWorldClassificationProblems?》  论文地址:https://jmlr.org/papers/volume15/delgado14a/delgado14a.pdf        =========
  • 2023-09-28结对项目
    姓名与学号蔡坤泰3121005073与其他班级学生合作作业要求这个作业属于哪个课程软件工程这个作业要求在哪里结对项目这个作业的目标实现一个自动生成小学四则运算题目的命令行程序GitHub地址https://github.com/CaiKunTai/CaiKunTai/tree/main/%E7%BB%93%E5