computation theory of
CF1912J Joy of Pokémon Observation记录
题目链接：https://codeforces.com/contest/1912/attachments/download/23419/icpc-nerc-2023-statements.pdf 题意简述 求方程 \(\sum \limits_{i =1}^{s} l_i x_i = t\) 的非负 ......
Nacos启动：[NACOS HTTP-POST] The maximum number of tolerable server reconnection errors has been reached
一、表象 二、分析 源码： public HttpRestResult<String> httpPost(String path, Map<String, String> headers, Map<String, String> paramValues, String encode, long re ......
Feedback Control of Dynamic Systems_P2
187. Problems for Section 5.4: Design Using Dynamic Compensation 5.21 Let \[G(s) = \frac{1}{s^{2} + 7s + 12}\ \text{~}\text{and}\text{~}\ D_{c}(s) = K ......
Feedback Control of Dynamic Systems_P1
GLOBAL EDITION 1. Feedback Control of Dynamic Systems EIGHTH EDITION Franklin \(\cdot\) Powell \(・\) Emami-Naeini Table of Laplace Transforms Number \ ......
[ARC107F] Sum of Abs
[ARC107F] Sum of Abs 发现点数比较少，考虑最小割 我们最大可能的答案为 \(\sum|b_i|\) ，现在考虑减去多余答案 首先点可以不选，于是拆点，之间边权为 \(a_i+|b_i|\) 钦定割完之后，和 \(S\) 连通的点最终取正数，和 \(T\) 连通的点最终取负数，于是 ......
高等数值分析（高性能计算，并行计算） (Parallel and High Performance Computing)
https://github.com/OpenMP https://math.ecnu.edu.cn/~jypan/Teaching/ParaComp/ Parallel and High Performance Computing(高等数值分析（高性能计算，并行计算)) 基本信息： 教材：本课程主 ......
IDEA中出现java file outside of source root
该问题出现原因是，该文件不可编译，需要设置一下sourcesRoot, 一般设置java文件夹为sourceRoot,否则原来的package路径需要更改 ......
Sum of XOR Functions 题解
题意 给定一个数 \(n\) 和一个包含 \(n\) 个数的序列 \(a\)，求出以下式子模 \(998244353\) 的值： \(\sum_{i=1}^{n}\sum_{j=i}^{n} f(i,j)\times (j-i+1)\)。 其中 \(f(i,j)\) 的值为 \(a_{i}\oplu ......
Nacos启动：[NACOS HTTP-POST] The maximum number of tolerable server reconnection errors has been reached
一、表象 二、分析 源码： public HttpRestResult<String> httpPost(String path, Map<String, String> headers, Map<String, String> paramValues, String encode, long re ......
Bias of an estimator
Bias of an estimator Difference between an estimator's expected value from a parameter's true value For broader coverage of this topic, see Bias (stat ......
CARAFE: Content-Aware ReAssembly of FEatures 可学习的上采样
CARAFE: Content-Aware ReAssembly of FEatures * Authors: [[Jiaqi Wang]], [[Kai Chen]], [[Rui Xu]], [[Ziwei Liu]], [[Chen Change Loy]], [[Dahua Lin]] DO ......
UNetFormer: A UNet-like transformer for efficient semantic segmentation of remote sensing urban scene imagery
UNetFormer: A UNet-like transformer for efficient semantic segmentation of remote sensing urban scene imagery * Authors: [[Libo Wang]], [[Rui Li]], [[ ......
用DE10_NANO_SOC_FB生成dts的时候 提示Component alt_vip_itc_0 of class alt_vip_itc is unknown
当使用DE10_NANO_SOC_FB工程产生dts时提示 Component alt_vip_itc_0 of class alt_vip_itc is unknown： 如果此时生成了dtb， 可以忽略这个提示。 如果没有生成，您可以先在Qsys 中把这两个器件disable 掉, 然后top文 ......
A Guide to Image and Video based Small Object Detection using Deep Learning : Case Study of Maritime Surveillance
A Guide to Image and Video based Small Object Detection using Deep Learning : Case Study of Maritime Surveillance 基于图像和视频的小对象指南使用深度学习进行检测：的案例研究海上监视 1 ......
POLIR-Management-TYPES of decisions
In a very simple sense, the problems managers encounter can be classified as: routine and familiar; new and unusual. In response, managers will use on ......
一句话解决加载模型时的CUDA out of memory
在加载模型一行后加上max_memory即可，超出显存后会自动移到内存。 model = AutoModel.from_pretrained('your_model', trust_remote_code=True, max_memory={0: "6GiB", "cpu": "10GiB"}) 记 ......
N维空间长度算角度和长度的计算器下载 N Dims spaces compute angle and length kwlns 2024 download
算N维尺寸的长方体的对角线的长度和角度的软件。
A software that calculates the length and angle of the diagonal of a rectangular prism with N-dimensional dimensions. ......
[LeetCode] 2415. Reverse Odd Levels of Binary Tree
Given the root of a perfect binary tree, reverse the node values at each odd level of the tree. For example, suppose the node values at level 3 are [2 ......
Failed to convert property value of type 'java.lang.String' to required type 'java.util.Date' for property 'endTime';
后端springboot项目使用getMapper接受，字段写了转换注解 @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8") 还报错Failed to co ......
[ARC124C] LCM of GCDs 题解
题目跳转 Fake_Solution 前言 [warning]: 本题解的做法是错法，但是正确概率贼高。离谱的是正确率还可以叠加。 正解是记搜，时间复杂度可以证明。正解看文末。 思考 众所周知一个公式： \[a\times b=\operatorname{lcm}(a,b)\times \gcd(a ......
React报错：Warning: Invalid hook call. Hooks can only called inside of the body of a function component. This could happen for one of the following reasons: .......
报错截图： 问题可能原因： 我之前是用 npm install，后面有些依赖用的是 cnpm install 解决方法： 用统一的安装方式 删除 node_modules，重新执行 cnpm install 我这里解决问题 ......
Java: OpenWeatherMap json Deserialization of Java Objects
openweathermap.json { "coord": { "lon": 114.0683, "lat":22.5455 } , "weather":[ { "id": 803, "main":"Clouds", "description":"多云", "icon":"04d" } ], "b ......
Bioinformatics/ Computational Biology /biostats
Bioinformatics Computational Biology biostats 对于这两个专业，我们可以从应用领域来区分：●Biostatistics生物统计学的研究方向可分为两类：统计遗传学和临床统计学；课程中与生物相关的内容很少，更重视学生的量化能力。●而Bioinformatics ......
智能计算与图形图像处理Intelligent Computing and Graphics and Image Processing
智能算法 Intelligence Algorithms 图形图像处理 Graphics & Image Processing 机器视觉 machine vision 计算机视觉 computer vision 计算机视觉（computer vision），用计算机来模拟人的视觉机理获取和处理信息的 ......
ICCBDAI2021 第*届计算机大数据与人工智能国际会议 The 2nd International Conference on Computer, Big Data and Artificial Intelligence
第二届计算机大数据与人工智能国际会议（ICCBDAI2021） . 01 会议信息 . 【会议简称】：ICCBDAI2021 【会议全称】： The 2nd International Conference on Computer, Big Data and Artificial Intellige ......
《Progressive Learning of Category-Consistent Multi-Granularity Features for Fine-Grained Visual Classification》阅读笔记
论文标题 《Progressive Learning of Category-Consistent Multi-Granularity Features for Fine-Grained Visual Classification》 细粒度视觉分类中类别一致多粒度特征的渐进学习 作者 Ruoyi D ......
Python: json Deserialization of Python Objects
openweathermap.json { "coord": { "lon": 114.0683, "lat":22.5455 } , "weather":[ { "id": 803, "main":"Clouds", "description":"多云", "icon":"04d" } ], "b ......
js (for in)和（for of)区别
for...in 语句以任意顺序迭代一个对象的除Symbol以外的可枚举属性，包括继承的可枚举属性。 for...of语句在可迭代对象（包括 Array，Map，Set，String，TypedArray，arguments 对象等等）上创建一个迭代循环，调用自定义迭代钩子，并为每个不同属性的值执行 ......
使用Apache POI 导入导出时出现You need to call a different part of POI to process this data (eg XSSF instead of HSSF)Java异常
问题复现 在学习导出功能时使用HSSFWorkbook导出了一个xxx.xlsx格式的文件，然后用XSSFWorkbook的读取方式来拿文件去导入时出现了这个bug 这是当时做导出测试代码 Workbook wb = new HSSFWorkbook(); CreationHelper creati ......
【Linux API 揭秘】container_of函数详解
1、container_of函数介绍
container_of可以说是内核中使用最为频繁的一个函数了，简单来说，它的主要作用就是根据我们结构体中的已知的成员变量的地址，来寻求该结构体的首地址，直接看图，更容易理解。 ......