美麗鄉(xiāng)村建設(shè)一直是當(dāng)前社會關(guān)注的熱點之一。為了推動鄉(xiāng)村振興戰(zhàn)略,不少政府部門和社會機(jī)構(gòu)都參與到了美麗鄉(xiāng)村建設(shè)中來。針對美麗鄉(xiāng)村建設(shè),涉及的部門眾多,每個部門都有著重要的作用和職責(zé)。
在推進(jìn)美麗鄉(xiāng)村建設(shè)中,農(nóng)業(yè)農(nóng)村部是起著關(guān)鍵作用的部門之一。作為扶持農(nóng)村發(fā)展的主管部門,農(nóng)業(yè)農(nóng)村部對于美麗鄉(xiāng)村建設(shè)的規(guī)劃和實施負(fù)有重要責(zé)任。通過制定相關(guān)政策和措施,引導(dǎo)農(nóng)村改善環(huán)境,提升鄉(xiāng)村形象。
美麗鄉(xiāng)村建設(shè)的過程中,國土資源部是不可或缺的參與方。國土資源部負(fù)責(zé)鄉(xiāng)村土地的規(guī)劃、利用和保護(hù)工作。合理規(guī)劃土地資源,保護(hù)生態(tài)環(huán)境,是實現(xiàn)鄉(xiāng)村美麗目標(biāo)的前提。
在美麗鄉(xiāng)村建設(shè)中,住房城鄉(xiāng)建設(shè)部負(fù)責(zé)鄉(xiāng)村建設(shè)規(guī)劃和建設(shè)管理。通過推動建筑風(fēng)貌的統(tǒng)一、美化農(nóng)村居住環(huán)境,提高農(nóng)民居住品質(zhì),實現(xiàn)鄉(xiāng)村建設(shè)與生態(tài)保護(hù)的有機(jī)結(jié)合。
生態(tài)環(huán)境部作為負(fù)責(zé)維護(hù)生態(tài)平衡的部門之一,在美麗鄉(xiāng)村建設(shè)中起到至關(guān)重要的作用。加強(qiáng)農(nóng)村環(huán)境保護(hù)與治理,改善農(nóng)村生態(tài)環(huán)境,是保障鄉(xiāng)村綠色發(fā)展、實現(xiàn)美麗鄉(xiāng)村目標(biāo)的關(guān)鍵舉措。
文化和旅游部作為推動鄉(xiāng)村旅游發(fā)展的主導(dǎo)部門,對于美麗鄉(xiāng)村建設(shè)也有著重要意義。通過挖掘鄉(xiāng)村文化、打造特色旅游項目,促進(jìn)鄉(xiāng)村旅游業(yè)發(fā)展,帶動鄉(xiāng)村經(jīng)濟(jì),實現(xiàn)鄉(xiāng)村全面振興。
在美麗鄉(xiāng)村建設(shè)中,財政部負(fù)責(zé)資金的籌措和分配,為美麗鄉(xiāng)村建設(shè)提供有力的財政支持。通過合理的財務(wù)安排,保障美麗鄉(xiāng)村建設(shè)的順利推進(jìn)與實施。
農(nóng)業(yè)發(fā)展銀行作為農(nóng)業(yè)金融的重要機(jī)構(gòu),也參與到美麗鄉(xiāng)村建設(shè)中來。為鄉(xiāng)村發(fā)展提供金融支持和服務(wù),促進(jìn)農(nóng)村經(jīng)濟(jì)發(fā)展,推動美麗鄉(xiāng)村建設(shè)的順利進(jìn)行。
美麗鄉(xiāng)村建設(shè)需要各部門的通力合作,共同推動。各部門協(xié)同作戰(zhàn),各司其職,共同為實現(xiàn)鄉(xiāng)村振興、美麗鄉(xiāng)村目標(biāo)而努力奮斗。
1986年8月2日,隨著東江大壩重達(dá)240噸的巨型鐵閘落下,奔騰的東江被攔腰鎖住,高峽出平湖。隨之而來的,是庫區(qū)11個鄉(xiāng)67個村的6萬多移民離別故園、舉家搬遷,邁出了開荒拓土、重建家園的步伐。
這道題回答觀點主要有:
1、鄉(xiāng)村要留住人才,可以通過提高福利待遇留住人才,比如實施鄉(xiāng)鎮(zhèn)補(bǔ)貼,每個月補(bǔ)貼給鄉(xiāng)鎮(zhèn)工作的人員一定的現(xiàn)金福利,年終績效傾斜于鄉(xiāng)鎮(zhèn),在鄉(xiāng)鎮(zhèn)工作的人員,績效獎比在縣城工作的人員多得20%。
2、可以通過改善工作生活環(huán)境留住人才,比如免費(fèi)提供公寓房給在鄉(xiāng)鎮(zhèn)工作的人員住。
你好,以下是一些鄉(xiāng)村振興志愿者面試題型及可能的答案:
1. 請介紹一下你自己。
答案:我是XXX,我對鄉(xiāng)村振興工作充滿熱情。我擁有相關(guān)領(lǐng)域的知識和經(jīng)驗,我希望通過志愿者的方式為鄉(xiāng)村振興事業(yè)做出貢獻(xiàn)。
2. 你為什么想成為鄉(xiāng)村振興志愿者?
答案:我認(rèn)為鄉(xiāng)村振興是當(dāng)下非常重要的事業(yè),它可以促進(jìn)農(nóng)村地區(qū)的經(jīng)濟(jì)發(fā)展、改善農(nóng)民的生活條件,增加農(nóng)民的收入來源。作為一名志愿者,我希望能夠為農(nóng)村地區(qū)帶去一些實際的幫助和支持,同時也可以通過自己的行動宣傳和推廣鄉(xiāng)村振興的理念。
3. 你認(rèn)為鄉(xiāng)村振興的核心是什么?
答案:我認(rèn)為鄉(xiāng)村振興的核心是農(nóng)村經(jīng)濟(jì)的發(fā)展和農(nóng)民收入的增加。通過發(fā)展農(nóng)業(yè)產(chǎn)業(yè)、推動農(nóng)村產(chǎn)業(yè)結(jié)構(gòu)的調(diào)整和優(yōu)化,可以實現(xiàn)農(nóng)村地區(qū)的經(jīng)濟(jì)發(fā)展和農(nóng)民收入的增加。
4. 在鄉(xiāng)村振興工作中,你認(rèn)為最大的挑戰(zhàn)是什么?你如何應(yīng)對這個挑戰(zhàn)?
答案:我認(rèn)為鄉(xiāng)村振興工作最大的挑戰(zhàn)是農(nóng)村地區(qū)的基礎(chǔ)設(shè)施建設(shè)和公共服務(wù)水平的提升。為了應(yīng)對這個挑戰(zhàn),我認(rèn)為需要加大投入力度,提高政府對農(nóng)村地區(qū)的支持力度,同時也需要引導(dǎo)社會資本進(jìn)入農(nóng)村地區(qū),加強(qiáng)公共服務(wù)設(shè)施的建設(shè)和提升。
5. 你有什么具體的計劃或想法來幫助鄉(xiāng)村振興?
答案:我計劃通過開展農(nóng)業(yè)技術(shù)培訓(xùn)、推廣現(xiàn)代農(nóng)業(yè)生產(chǎn)方式和農(nóng)業(yè)科技成果,幫助農(nóng)民提高農(nóng)業(yè)生產(chǎn)效益和產(chǎn)品質(zhì)量。同時,我也計劃通過開展鄉(xiāng)村文化旅游推廣活動,帶動鄉(xiāng)村地區(qū)的旅游業(yè)發(fā)展,增加農(nóng)民的收入來源。
6. 你在過去的工作中有過鄉(xiāng)村振興相關(guān)的經(jīng)驗嗎?
答案:是的,我在過去的工作中參與過一些鄉(xiāng)村振興項目,包括農(nóng)業(yè)產(chǎn)業(yè)結(jié)構(gòu)調(diào)整、農(nóng)村基礎(chǔ)設(shè)施建設(shè)等方面的工作。這些經(jīng)驗讓我更加了解鄉(xiāng)村振興的實際情況和問題,并積累了一定的解決問題的經(jīng)驗。
7. 你認(rèn)為鄉(xiāng)村振興志愿者應(yīng)具備哪些素質(zhì)和能力?
答案:鄉(xiāng)村振興志愿者應(yīng)具備愛農(nóng)村、懂農(nóng)村的情懷和責(zé)任感,具備良好的溝通能力和團(tuán)隊合作精神。同時,還需要具備一定的專業(yè)知識和技能,如農(nóng)業(yè)知識、鄉(xiāng)村規(guī)劃與管理等方面的知識和能力。
以上是一些可能的鄉(xiāng)村振興志愿者面試題型及答案,僅供參考。實際面試中,應(yīng)根據(jù)個人經(jīng)驗和情況進(jìn)行回答。
鄉(xiāng)村教育公益組織面試題目
隨著城市化的快速發(fā)展,鄉(xiāng)村教育問題逐漸受到社會的關(guān)注。為了推動鄉(xiāng)村教育的發(fā)展和改善鄉(xiāng)村教育條件,越來越多的公益組織投身到鄉(xiāng)村教育領(lǐng)域。這些公益組織不僅為鄉(xiāng)村學(xué)校提供物質(zhì)支持,還通過志愿者培訓(xùn)、教育項目和教育資源的共享等方式,為鄉(xiāng)村學(xué)生帶去更好的教育機(jī)會。如果你志愿參與鄉(xiāng)村教育公益組織的工作,可能需要通過一些面試。以下是一些常見的鄉(xiāng)村教育公益組織面試題目,希望能幫助到你準(zhǔn)備。
這是一個常見的開放問題,面試官想知道你對鄉(xiāng)村教育的認(rèn)識和思考。你可以談?wù)勀銈€人的經(jīng)歷,比如參與過鄉(xiāng)村教育活動或者去過農(nóng)村地區(qū)。同時,你可以提到鄉(xiāng)村教育面臨的挑戰(zhàn),比如教育資源匱乏、師資力量不足、學(xué)生缺乏教育機(jī)會等。
面試官希望了解你對鄉(xiāng)村教育公益組織的理解和期望。你可以談?wù)勦l(xiāng)村教育公益組織提供的支持和項目,比如建設(shè)圖書館、提供獎學(xué)金、開展課后輔導(dǎo)等。同時,你也可以提出一些你認(rèn)為鄉(xiāng)村教育公益組織可以做的事情,比如開展職業(yè)培訓(xùn)、提供心理健康支持等。
這個問題考察你對參與鄉(xiāng)村教育公益組織工作的主動性和計劃性。你可以談?wù)勀愕膫€人優(yōu)勢和專長,比如是否有教學(xué)經(jīng)驗、是否擅長組織活動等。同時,你還可以提出一些你計劃參與的具體工作,比如幫助組織志愿者培訓(xùn)、策劃教育項目等。
這個問題考察你的實踐經(jīng)驗和個人成長。你可以從具體的經(jīng)歷中選擇一次參與鄉(xiāng)村教育活動的經(jīng)歷進(jìn)行分享,談?wù)勀阍诨顒又械慕巧拓暙I(xiàn),以及你從中學(xué)到的東西??梢允菐椭鷮W(xué)生提高學(xué)習(xí)成績、組織教育游戲等,重點突出自己的影響力和對鄉(xiāng)村教育的關(guān)注。
這個問題考察你的時間管理和工作能力。你可以談?wù)勀闫綍r如何安排時間,如何兼顧工作和個人興趣。同時,你還可以談?wù)勀銓r間管理的看法和一些有效的時間管理方法,比如設(shè)定優(yōu)先級、合理規(guī)劃活動等。
這個問題考察你的應(yīng)變能力和解決問題的能力。你可以談?wù)勀闾幚砝щy的經(jīng)驗和方法,比如尋求幫助、團(tuán)隊合作、尋找解決方案等。同時,你還可以提到你在面對困難時的心態(tài),比如樂觀積極、堅持不懈等。
面試官希望了解你對鄉(xiāng)村教育公益組織的發(fā)展方向和建設(shè)提出的建議。你可以從不同角度提出建議,比如拓寬合作渠道、提升組織形象、完善項目評估機(jī)制等。同時,你也可以談?wù)勀銈€人對鄉(xiāng)村教育公益組織的愿景和期望。
以上是一些常見的鄉(xiāng)村教育公益組織面試題目,希望能對你的準(zhǔn)備有所幫助。面試時,除了準(zhǔn)備好回答這些問題,還要展現(xiàn)出你對鄉(xiāng)村教育的熱情和責(zé)任心。祝你面試順利,能夠為鄉(xiāng)村教育事業(yè)做出自己的貢獻(xiàn)!
Translation: htmlInterview Questions for Rural Education Non-profit Organizations
With the rapid development of urbanization, rural education issues have attracted increasing attention from society. In order to promote the development of rural education and improve the conditions of rural schools, more and more non-profit organizations are getting involved in the field of rural education. These organizations not only provide material support to rural schools, but also bring better educational opportunities to rural students through volunteer training, educational programs, and sharing of educational resources. If you are interested in volunteering for rural education non-profit organizations, you may need to go through some interviews. Here are some common interview questions for rural education non-profit organizations that may help you prepare.
This is a common open-ended question, and the interviewer wants to know your understanding and thoughts on rural education. You can talk about your personal experiences, such as participating in rural education activities or visiting rural areas. At the same time, you can mention the challenges faced by rural education, such as the lack of educational resources, insufficient teaching staff, and the lack of educational opportunities for students.
The interviewer wants to understand your understanding and expectations of rural education non-profit organizations. You can talk about the support and projects provided by these organizations, such as building libraries, providing scholarships, and conducting after-school tutoring. At the same time, you can also propose some things you think rural education non-profit organizations can do, such as providing vocational training, providing mental health support, etc.
This question examines your proactiveness and planning in participating in the work of rural education non-profit organizations. You can talk about your personal strengths and expertise, such as whether you have teaching experience or are good at organizing activities. At the same time, you can also mention some specific tasks you plan to participate in, such as assisting in volunteer training, planning educational projects, etc.
This question examines your practical experience and personal growth. You can choose a specific experience of participating in a rural education activity to share, talk about your role and contributions in the activity, and what you have learned from it. It can be helping students improve their academic performance, organizing educational games, etc. Highlight your influence and concern for rural education.
This question examines your time management and work ability. You can talk about how you usually schedule your time and how you balance work and personal interests. At the same time, you can also talk about your views on time management and some effective time management methods, such as setting priorities, planning activities reasonably, etc.
This question examines your adaptability and problem-solving ability. You can talk about your experience and methods of dealing with difficulties, such as seeking help, teamwork, finding solutions, etc. At the same time, you can also mention your attitude when facing difficulties, such as being optimistic, persistent, etc.
The interviewer wants to know your thoughts on the development direction and construction suggestions for rural education non-profit organizations. You can propose suggestions from different perspectives, such as expanding cooperation channels, improving organizational image, and perfecting project evaluation mechanisms, etc. At the same time, you can also talk about your personal vision and expectations for rural education non-profit organizations.
The above are some common interview questions for rural education non-profit organizations, hoping to help you with your preparation. In addition to preparing to answer these questions, you also need to demonstrate your enthusiasm and sense of responsibility for rural education during the interview. Good luck with your interview and your contribution to rural education!
之前看了Mahout官方示例 20news 的調(diào)用實現(xiàn);于是想根據(jù)示例的流程實現(xiàn)其他例子。網(wǎng)上看到了一個關(guān)于天氣適不適合打羽毛球的例子。
訓(xùn)練數(shù)據(jù):
Day Outlook Temperature Humidity Wind PlayTennis
D1 Sunny Hot High Weak No
D2 Sunny Hot High Strong No
D3 Overcast Hot High Weak Yes
D4 Rain Mild High Weak Yes
D5 Rain Cool Normal Weak Yes
D6 Rain Cool Normal Strong No
D7 Overcast Cool Normal Strong Yes
D8 Sunny Mild High Weak No
D9 Sunny Cool Normal Weak Yes
D10 Rain Mild Normal Weak Yes
D11 Sunny Mild Normal Strong Yes
D12 Overcast Mild High Strong Yes
D13 Overcast Hot Normal Weak Yes
D14 Rain Mild High Strong No
檢測數(shù)據(jù):
sunny,hot,high,weak
結(jié)果:
Yes=》 0.007039
No=》 0.027418
于是使用Java代碼調(diào)用Mahout的工具類實現(xiàn)分類。
基本思想:
1. 構(gòu)造分類數(shù)據(jù)。
2. 使用Mahout工具類進(jìn)行訓(xùn)練,得到訓(xùn)練模型。
3。將要檢測數(shù)據(jù)轉(zhuǎn)換成vector數(shù)據(jù)。
4. 分類器對vector數(shù)據(jù)進(jìn)行分類。
接下來貼下我的代碼實現(xiàn)=》
1. 構(gòu)造分類數(shù)據(jù):
在hdfs主要創(chuàng)建一個文件夾路徑 /zhoujainfeng/playtennis/input 并將分類文件夾 no 和 yes 的數(shù)據(jù)傳到hdfs上面。
數(shù)據(jù)文件格式,如D1文件內(nèi)容: Sunny Hot High Weak
2. 使用Mahout工具類進(jìn)行訓(xùn)練,得到訓(xùn)練模型。
3。將要檢測數(shù)據(jù)轉(zhuǎn)換成vector數(shù)據(jù)。
4. 分類器對vector數(shù)據(jù)進(jìn)行分類。
這三步,代碼我就一次全貼出來;主要是兩個類 PlayTennis1 和 BayesCheckData = =》
package myTesting.bayes;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.util.ToolRunner;
import org.apache.mahout.classifier.naivebayes.training.TrainNaiveBayesJob;
import org.apache.mahout.text.SequenceFilesFromDirectory;
import org.apache.mahout.vectorizer.SparseVectorsFromSequenceFiles;
public class PlayTennis1 {
private static final String WORK_DIR = "hdfs://192.168.9.72:9000/zhoujianfeng/playtennis";
/*
* 測試代碼
*/
public static void main(String[] args) {
//將訓(xùn)練數(shù)據(jù)轉(zhuǎn)換成 vector數(shù)據(jù)
makeTrainVector();
//產(chǎn)生訓(xùn)練模型
makeModel(false);
//測試檢測數(shù)據(jù)
BayesCheckData.printResult();
}
public static void makeCheckVector(){
//將測試數(shù)據(jù)轉(zhuǎn)換成序列化文件
try {
Configuration conf = new Configuration();
conf.addResource(new Path("/usr/local/hadoop/conf/core-site.xml"));
String input = WORK_DIR+Path.SEPARATOR+"testinput";
String output = WORK_DIR+Path.SEPARATOR+"tennis-test-seq";
Path in = new Path(input);
Path out = new Path(output);
FileSystem fs = FileSystem.get(conf);
if(fs.exists(in)){
if(fs.exists(out)){
//boolean參數(shù)是,是否遞歸刪除的意思
fs.delete(out, true);
}
SequenceFilesFromDirectory sffd = new SequenceFilesFromDirectory();
String[] params = new String[]{"-i",input,"-o",output,"-ow"};
ToolRunner.run(sffd, params);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("文件序列化失?。?#34;);
System.exit(1);
}
//將序列化文件轉(zhuǎn)換成向量文件
try {
Configuration conf = new Configuration();
conf.addResource(new Path("/usr/local/hadoop/conf/core-site.xml"));
String input = WORK_DIR+Path.SEPARATOR+"tennis-test-seq";
String output = WORK_DIR+Path.SEPARATOR+"tennis-test-vectors";
Path in = new Path(input);
Path out = new Path(output);
FileSystem fs = FileSystem.get(conf);
if(fs.exists(in)){
if(fs.exists(out)){
//boolean參數(shù)是,是否遞歸刪除的意思
fs.delete(out, true);
}
SparseVectorsFromSequenceFiles svfsf = new SparseVectorsFromSequenceFiles();
String[] params = new String[]{"-i",input,"-o",output,"-lnorm","-nv","-wt","tfidf"};
ToolRunner.run(svfsf, params);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("序列化文件轉(zhuǎn)換成向量失敗!");
System.out.println(2);
}
}
public static void makeTrainVector(){
//將測試數(shù)據(jù)轉(zhuǎn)換成序列化文件
try {
Configuration conf = new Configuration();
conf.addResource(new Path("/usr/local/hadoop/conf/core-site.xml"));
String input = WORK_DIR+Path.SEPARATOR+"input";
String output = WORK_DIR+Path.SEPARATOR+"tennis-seq";
Path in = new Path(input);
Path out = new Path(output);
FileSystem fs = FileSystem.get(conf);
if(fs.exists(in)){
if(fs.exists(out)){
//boolean參數(shù)是,是否遞歸刪除的意思
fs.delete(out, true);
}
SequenceFilesFromDirectory sffd = new SequenceFilesFromDirectory();
String[] params = new String[]{"-i",input,"-o",output,"-ow"};
ToolRunner.run(sffd, params);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("文件序列化失??!");
System.exit(1);
}
//將序列化文件轉(zhuǎn)換成向量文件
try {
Configuration conf = new Configuration();
conf.addResource(new Path("/usr/local/hadoop/conf/core-site.xml"));
String input = WORK_DIR+Path.SEPARATOR+"tennis-seq";
String output = WORK_DIR+Path.SEPARATOR+"tennis-vectors";
Path in = new Path(input);
Path out = new Path(output);
FileSystem fs = FileSystem.get(conf);
if(fs.exists(in)){
if(fs.exists(out)){
//boolean參數(shù)是,是否遞歸刪除的意思
fs.delete(out, true);
}
SparseVectorsFromSequenceFiles svfsf = new SparseVectorsFromSequenceFiles();
String[] params = new String[]{"-i",input,"-o",output,"-lnorm","-nv","-wt","tfidf"};
ToolRunner.run(svfsf, params);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("序列化文件轉(zhuǎn)換成向量失?。?#34;);
System.out.println(2);
}
}
public static void makeModel(boolean completelyNB){
try {
Configuration conf = new Configuration();
conf.addResource(new Path("/usr/local/hadoop/conf/core-site.xml"));
String input = WORK_DIR+Path.SEPARATOR+"tennis-vectors"+Path.SEPARATOR+"tfidf-vectors";
String model = WORK_DIR+Path.SEPARATOR+"model";
String labelindex = WORK_DIR+Path.SEPARATOR+"labelindex";
Path in = new Path(input);
Path out = new Path(model);
Path label = new Path(labelindex);
FileSystem fs = FileSystem.get(conf);
if(fs.exists(in)){
if(fs.exists(out)){
//boolean參數(shù)是,是否遞歸刪除的意思
fs.delete(out, true);
}
if(fs.exists(label)){
//boolean參數(shù)是,是否遞歸刪除的意思
fs.delete(label, true);
}
TrainNaiveBayesJob tnbj = new TrainNaiveBayesJob();
String[] params =null;
if(completelyNB){
params = new String[]{"-i",input,"-el","-o",model,"-li",labelindex,"-ow","-c"};
}else{
params = new String[]{"-i",input,"-el","-o",model,"-li",labelindex,"-ow"};
}
ToolRunner.run(tnbj, params);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("生成訓(xùn)練模型失??!");
System.exit(3);
}
}
}
package myTesting.bayes;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.PathFilter;
import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.mahout.classifier.naivebayes.BayesUtils;
import org.apache.mahout.classifier.naivebayes.NaiveBayesModel;
import org.apache.mahout.classifier.naivebayes.StandardNaiveBayesClassifier;
import org.apache.mahout.common.Pair;
import org.apache.mahout.common.iterator.sequencefile.PathType;
import org.apache.mahout.common.iterator.sequencefile.SequenceFileDirIterable;
import org.apache.mahout.math.RandomAccessSparseVector;
import org.apache.mahout.math.Vector;
import org.apache.mahout.math.Vector.Element;
import org.apache.mahout.vectorizer.TFIDF;
import com.google.common.collect.ConcurrentHashMultiset;
import com.google.common.collect.Multiset;
public class BayesCheckData {
private static StandardNaiveBayesClassifier classifier;
private static Map<String, Integer> dictionary;
private static Map<Integer, Long> documentFrequency;
private static Map<Integer, String> labelIndex;
public void init(Configuration conf){
try {
String modelPath = "/zhoujianfeng/playtennis/model";
String dictionaryPath = "/zhoujianfeng/playtennis/tennis-vectors/dictionary.file-0";
String documentFrequencyPath = "/zhoujianfeng/playtennis/tennis-vectors/df-count";
String labelIndexPath = "/zhoujianfeng/playtennis/labelindex";
dictionary = readDictionnary(conf, new Path(dictionaryPath));
documentFrequency = readDocumentFrequency(conf, new Path(documentFrequencyPath));
labelIndex = BayesUtils.readLabelIndex(conf, new Path(labelIndexPath));
NaiveBayesModel model = NaiveBayesModel.materialize(new Path(modelPath), conf);
classifier = new StandardNaiveBayesClassifier(model);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("檢測數(shù)據(jù)構(gòu)造成vectors初始化時報錯。。。。");
System.exit(4);
}
}
/**
* 加載字典文件,Key: TermValue; Value:TermID
* @param conf
* @param dictionnaryDir
* @return
*/
private static Map<String, Integer> readDictionnary(Configuration conf, Path dictionnaryDir) {
Map<String, Integer> dictionnary = new HashMap<String, Integer>();
PathFilter filter = new PathFilter() {
@Override
public boolean accept(Path path) {
String name = path.getName();
return name.startsWith("dictionary.file");
}
};
for (Pair<Text, IntWritable> pair : new SequenceFileDirIterable<Text, IntWritable>(dictionnaryDir, PathType.LIST, filter, conf)) {
dictionnary.put(pair.getFirst().toString(), pair.getSecond().get());
}
return dictionnary;
}
/**
* 加載df-count目錄下TermDoc頻率文件,Key: TermID; Value:DocFreq
* @param conf
* @param dictionnaryDir
* @return
*/
private static Map<Integer, Long> readDocumentFrequency(Configuration conf, Path documentFrequencyDir) {
Map<Integer, Long> documentFrequency = new HashMap<Integer, Long>();
PathFilter filter = new PathFilter() {
@Override
public boolean accept(Path path) {
return path.getName().startsWith("part-r");
}
};
for (Pair<IntWritable, LongWritable> pair : new SequenceFileDirIterable<IntWritable, LongWritable>(documentFrequencyDir, PathType.LIST, filter, conf)) {
documentFrequency.put(pair.getFirst().get(), pair.getSecond().get());
}
return documentFrequency;
}
public static String getCheckResult(){
Configuration conf = new Configuration();
conf.addResource(new Path("/usr/local/hadoop/conf/core-site.xml"));
String classify = "NaN";
BayesCheckData cdv = new BayesCheckData();
cdv.init(conf);
System.out.println("init done...............");
Vector vector = new RandomAccessSparseVector(10000);
TFIDF tfidf = new TFIDF();
//sunny,hot,high,weak
Multiset<String> words = ConcurrentHashMultiset.create();
words.add("sunny",1);
words.add("hot",1);
words.add("high",1);
words.add("weak",1);
int documentCount = documentFrequency.get(-1).intValue(); // key=-1時表示總文檔數(shù)
for (Multiset.Entry<String> entry : words.entrySet()) {
String word = entry.getElement();
int count = entry.getCount();
Integer wordId = dictionary.get(word); // 需要從dictionary.file-0文件(tf-vector)下得到wordID,
if (StringUtils.isEmpty(wordId.toString())){
continue;
}
if (documentFrequency.get(wordId) == null){
continue;
}
Long freq = documentFrequency.get(wordId);
double tfIdfValue = tfidf.calculate(count, freq.intValue(), 1, documentCount);
vector.setQuick(wordId, tfIdfValue);
}
// 利用貝葉斯算法開始分類,并提取得分最好的分類label
Vector resultVector = classifier.classifyFull(vector);
double bestScore = -Double.MAX_VALUE;
int bestCategoryId = -1;
for(Element element: resultVector.all()) {
int categoryId = element.index();
double score = element.get();
System.out.println("categoryId:"+categoryId+" score:"+score);
if (score > bestScore) {
bestScore = score;
bestCategoryId = categoryId;
}
}
classify = labelIndex.get(bestCategoryId)+"(categoryId="+bestCategoryId+")";
return classify;
}
public static void printResult(){
System.out.println("檢測所屬類別是:"+getCheckResult());
}
}
1. 請介紹一下WebGIS的概念和作用,以及在實際應(yīng)用中的優(yōu)勢和挑戰(zhàn)。
WebGIS是一種基于Web技術(shù)的地理信息系統(tǒng),通過將地理數(shù)據(jù)和功能以可視化的方式呈現(xiàn)在Web瀏覽器中,實現(xiàn)地理空間數(shù)據(jù)的共享和分析。它可以用于地圖瀏覽、空間查詢、地理分析等多種應(yīng)用場景。WebGIS的優(yōu)勢包括易于訪問、跨平臺、實時更新、可定制性強(qiáng)等,但也面臨著數(shù)據(jù)安全性、性能優(yōu)化、用戶體驗等挑戰(zhàn)。
2. 請談?wù)勀赪ebGIS開發(fā)方面的經(jīng)驗和技能。
我在WebGIS開發(fā)方面有豐富的經(jīng)驗和技能。我熟悉常用的WebGIS開發(fā)框架和工具,如ArcGIS API for JavaScript、Leaflet、OpenLayers等。我能夠使用HTML、CSS和JavaScript等前端技術(shù)進(jìn)行地圖展示和交互設(shè)計,并能夠使用后端技術(shù)如Python、Java等進(jìn)行地理數(shù)據(jù)處理和分析。我還具備數(shù)據(jù)庫管理和地理空間數(shù)據(jù)建模的能力,能夠設(shè)計和優(yōu)化WebGIS系統(tǒng)的架構(gòu)。
3. 請描述一下您在以往項目中使用WebGIS解決的具體問題和取得的成果。
在以往的項目中,我使用WebGIS解決了許多具體問題并取得了顯著的成果。例如,在一次城市規(guī)劃項目中,我開發(fā)了一個基于WebGIS的交通流量分析系統(tǒng),幫助規(guī)劃師們評估不同交通方案的效果。另外,在一次環(huán)境監(jiān)測項目中,我使用WebGIS技術(shù)實現(xiàn)了實時的空氣質(zhì)量監(jiān)測和預(yù)警系統(tǒng),提供了準(zhǔn)確的空氣質(zhì)量數(shù)據(jù)和可視化的分析結(jié)果,幫助政府和公眾做出相應(yīng)的決策。
4. 請談?wù)勀鷮ebGIS未來發(fā)展的看法和期望。
我認(rèn)為WebGIS在未來會繼續(xù)發(fā)展壯大。隨著云計算、大數(shù)據(jù)和人工智能等技術(shù)的不斷進(jìn)步,WebGIS將能夠處理更大規(guī)模的地理數(shù)據(jù)、提供更豐富的地理分析功能,并與其他領(lǐng)域的技術(shù)進(jìn)行深度融合。我期望未來的WebGIS能夠更加智能化、個性化,為用戶提供更好的地理信息服務(wù),助力各行各業(yè)的決策和發(fā)展。
這塊您需要了解下stm32等單片機(jī)的基本編程和簡單的硬件設(shè)計,最好能夠了解模電和數(shù)電相關(guān)的知識更好,還有能夠會做操作系統(tǒng),簡單的有ucos,freeRTOS等等。最好能夠使用PCB畫圖軟件以及keil4等軟件。希望對您能夠有用。
1.負(fù)責(zé)區(qū)域大客戶/行業(yè)客戶管理系統(tǒng)銷售拓展工作,并完成銷售流程;
2.維護(hù)關(guān)鍵客戶關(guān)系,與客戶決策者保持良好的溝通;
3.管理并帶領(lǐng)團(tuán)隊完成完成年度銷售任務(wù)。
你好,面試題類型有很多,以下是一些常見的類型:
1. 技術(shù)面試題:考察候選人技術(shù)能力和經(jīng)驗。
2. 行為面試題:考察候選人在過去的工作或生活中的行為表現(xiàn),以預(yù)測其未來的表現(xiàn)。
3. 情境面試題:考察候選人在未知情境下的決策能力和解決問題的能力。
4. 案例面試題:考察候選人解決實際問題的能力,模擬真實工作場景。
5. 邏輯推理題:考察候選人的邏輯思維能力和分析能力。
6. 開放性面試題:考察候選人的個性、價值觀以及溝通能力。
7. 挑戰(zhàn)性面試題:考察候選人的應(yīng)變能力和創(chuàng)造力,通常是一些非常具有挑戰(zhàn)性的問題。