Description Open-pit mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow. Open-pit mines are used when deposits of commercially useful minerals or rocks are found near the sur…

在进行文本挖掘时,TSQL中的通配符(Wildchar)显得功能不足,这时,使用“CLR+正则表达式”是非常不错的选择,正则表达式看似非常复杂,但,万变不离其宗,熟练掌握正则表达式的元数据,就能熟练和灵活使用正则表达式完成复杂的Text Mining工作. 一,正则表达式的特殊字符 1,常用元字符 用以匹配特定的字符(字母,数字,符号),注意字母是区分大小写的: . :匹配除换行符以外的任意字符 \w :匹配字母或数字或下划线或汉字 \s :匹配任意的空白符 \d :匹配数字 \b :匹配单词的…

IEEE/ACM International Conference on Advances in Social Network Analysis and Mining (ASONAM) 2014 Industry Track Call for Papers * Apologies if you received multiple copies of this CFP * Beijing China August 17-20, 2014Home Page: www.asonam2014.org F…

Course textbooks Text 1: M. T. Oszu and P. Valduriez, Principles of Distributed Database Systems, 2nd ed., Prentice-Hall, 1999.Errata Text 2: J. Han and M. Kamber, Data Mining: Concepts and Techniques, Morgan Kaufmann, 2000.Errata Lecture Schedule Th…

一.课程简介: text mining and analytics 是一门在coursera上的公开课,由美国伊利诺伊大学香槟分校(UIUC)计算机系教授 chengxiang zhai 讲授,公开课链接:https://class.coursera.org/textanalytics-001/wiki/view?page=Programming_Assignments_Overview. 二.课程大纲: 三.课程主要内容 3.1 Text representation 可以从以下几个方面来对文…

What is the most common software of data mining? 1 Orange? 2 Weka? 3 Apache mahout? 4 Rapidminer? 5 R? and which one? If you have any explanation about the topic, I appreciate it.…

Martian Mining Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 2251 Accepted: 1367 Description The NASA Space Center, Houston, is less than 200 miles from San Antonio, Texas (the site of the ACM Finals this year). This is the place where t…

Data mining is the process of finding patterns in a given data set. These patterns can often provide meaningful and insightful data to whoever is interested in that data. Data mining is used today in a wide variety of contexts – in fraud detection, a…

Abstract The content of the web has increasingly become a focus for academic research. Computer programs are needed in order to conduct any large-scale processing of web pages, requiring the use of a web crawler at some stage in order to fetch the pa…

https://github.com/mattbane/RecommenderSystem http://grouplens.org/datasets/movielens/ KDDCUP-2012官网 From kdnuggets Data repositories AWS (Amazon Web Services) Public Data Sets, provides a centralized repository of public data sets that can be seamle…

https://en.wikipedia.org/wiki/K-means_clustering k-means clustering is a method of vector quantization, originally from signal processing, that is popular for cluster analysis in data mining. k-means clustering aims to partition n observations into k…

Martian Mining Time Limit:3000MS     Memory Limit:0KB     64bit IO Format:%lld & %llu Submit Status Practice UVA 1366 #include <stdio.h> #include <string.h> #include <algorithm> using namespace std; ][][]; int main() { int n,m; ][],s…

官方网站: Weka 3: Data Mining Software in Java 相关使用方法博客 WEKA使用教程(经典教程转载) (实例数据:bank-data.csv) Weka初步一.二.三.四 使用Weka进行数据挖掘 一个小时速度入门数据挖掘WEKA(一个完整的小例子) 百度文库 WEKA中文详细教程(全) WEKA 3-5-3 Experimenter 指南 数据挖掘工具(weka教程)   基本概念 classify分类     cluster聚类     Associate…

使用ODIN刷机的时候,要选择ROM文件,以下是5件套各部分的说明: PIT:分区信息,如果没有更换ROM,一般不需要刷,也不需要勾选re-partition选项 BL:bootloader,引导信息 AP或者PDA:安卓内核数据 CP或者PHONE:基带数据 CSC:厂家定制信息,即包括不同销售地区不同的信息,也包括厂家定制的一些APP,还包括合约机绑定的APP.…

Martian Mining Time Limit: 5000MS   Memory Limit: 65536K Total Submissions: 2194   Accepted: 1326 Description The NASA Space Center, Houston, is less than 200 miles from San Antonio, Texas (the site of the ACM Finals this year). This is the place whe…

(Deep) Neural Networks (Deep Learning) , NLP and Text Mining 最近翻了一下关于Deep Learning 或者 普通的Neural Network在NLP以及Text Mining方面应用的文章,包括Word2Vec等,然后将key idea提取出来罗列在了一起,有兴趣的可以下载看看: http://pan.baidu.com/s/1sjNQEfz 我没有把一些我自己的想法放到里面,大家各抒己见,多多交流. 下面简单概括一些其中的几篇p…

频繁模式挖掘(Frequent Pattern Mining): 频繁项集挖掘是通常是大规模数据分析的第一步,多年以来它都是数据挖掘领域的活跃研究主题.建议用户参考维基百科的association rule learning 了解更多信息.MLlib支持了一个并行的FP-growth,FP-growth是很受欢迎的频繁项集挖掘算法.   FP-growth: FP-growth算法在论文Han et al., Mining frequent patterns without candidate…

数据挖掘(data mining),机器学习(machine learning),和人工智能(AI)的区别是什么? 数据科学(data science)和商业分析(business analytics)之间有什么关系? 本来我以为不需要解释这个问题的,到底数据挖掘(data mining),机器学习(machine learning),和人工智能(AI)有什么区别,但是前几天因为有个学弟问我,我想了想发现我竟然也回答不出来,我在知乎和博客上查了查这个问题,发现还没有人写过比较详细和有说服力的对比…

本来我以为不需要解释这个问题的,到底数据挖掘(data mining),机器学习(machine learning),和人工智能(AI)有什么区别,但是前几天因为有个学弟问我,我想了想发现我竟然也回答不出来,我在知乎和博客上查了查这个问题,发现还没有人写过比较详细和有说服力的对比和解释.那我根据以前读的书和论文,还有和与导师之间的交流,尝试着说一说这几者的区别吧,毕竟一个好的定义在未来的学习和交流中能够发挥很大的作用.同时补上数据科学和商业分析之间的关系.能力有限,如有疏漏,请包涵和指正. 导论…

https://www.youtube.com/user/WekaMOOC 大学公开课  视频教程 weka 入门教程 data Mining with Weka: Trailer  More Data Mining with Weka data Mining with Weka: Trailer  More Data Mining with Weka 用weka 进行数据挖掘 用weka 进行更多数据挖掘 https://www.youtube.com/watch?v=LcHw2ph6bss&…

Machine Learning and Data Mining Lecture 1 1. The learning problem - Outline     1.1 Example of machine learning Predicting how a viewer will rate a moive? 10% improvement = 1 million dollar prize The essence of machine learning: A pattern exists We…

0.1  课程主要内容:Big data technologies , Machine Learning and AI 0.6   OUTLINE: predict the future using AI and big data Look : search Listen:Mechine Learning Learn:Information Extraction Connect: Reasoning Predict:Data Mining Correct:Optimization…

Conference WSDM(Web Search and Data Mining)The ACM WSDM Conference Series 不像KDD.WWW或者SIGIR,WSDM因为从最开始就由不少工业界的学术领导人发起并且长期引领,所以十分重视工业界的学术成果的展现. 2017 WSDM 2017精选论文解读 2016 前沿理论.反思创新.产学结合--你不能错过的WSDM 2016大会 Accepted Paper 2015 严谨与特色并行--WSDM 2015大会见闻记 其他 聚…

Problem   UVALive - 5135 - Mining Your Own Business Time Limit: 5000 mSec Problem Description John Digger is the owner of a large illudium phosdex mine. The mine is made up of a series of tunnels that meet at various large junctions. Unlike some owne…

 Fast RCNN 中将与 groud truth 的 IoU 在 [0.1, 0.5) 之间标记为负例, [0, 0.1) 的 example 用于 hard negative mining. 在训练时一般输入为N=2张图片, 选择 128 个 RoI, 即每张图片 64 个 RoI. 每张图片, 按照1:3的比例来抽取的 RoI 的话, 要在负例中抽取 48 个, Fast RCNN 采用 random sampling 策略. hard negative example 首先我们看看…

IEEE/ACM International Conference on Advances in Social Network Analysis and Mining (ASONAM) 2014 Industry Track Call for Papers Beijing China August 17-20, 2014Home Page: www.asonam2014.org Full paper/short paper/extended abstract submission deadlin…

Mining Station on the Sea Time Limit: 5000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3565    Accepted Submission(s): 1108 Problem Description The ocean is a treasure house of resources and the development…

How do you explain Machine Learning and Data Mining to non Computer Science people?   Pararth Shah, ML Enthusiast Answered Dec 22, 2012 · Featured on VentureBeat · Upvoted by Melissa Dalis, CS & Math major at Duke and Alberto Bietti, PhD student in m…

目录 1.Collecting data 1.1 Register Your App 1.2 Accessing the Data 1.3 Streaming 2.Text Pre-processing 2.1 The Anatomy of a Tweet 2.2 How to Tokenise a Tweet Text 3.Term Frequencies 3.1 Counting Terms 3.2 Removing stop-words 3.3 More term filters 4.Ru…

目录 1.Collecting data 1.1 Register Your App 1.2 Accessing the Data 1.3 Streaming 2.Text Pre-processing 2.1 The Anatomy of a Tweet 2.2 How to Tokenise a Tweet Text 3.Term Frequencies 3.1 Counting Terms 3.2 Removing stop-words 3.3 More term filters 4.Ru…