Tag：participle
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Time：2021-8-21
preface Full text search based on local data plays an important role in the client requirements of IM scenario. The so-called full-text retrieval is a technology to find the location of a word in a large number of documents. In the past, relational databases can only be implemented through like, which has several disadvantages: The […]
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Time：2021-8-20
preface Because I was very interested in search engine technology, I began to try to develop a search engine. After referring to the limited information on the Internet and studying by ourselves, we finally developed a small network wide search engine with project address and search test pictures at the bottom. The language of this […]
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Time：2021-8-13
What is an IK word breaker Word segmentation: that is to divide a paragraph of Chinese or other words into keywords. When searching, we will segment our own information, segment the data in the database or index library, and then perform a matching operation. The default Chinese word segmentation is to treat each word as […]
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Time：2021-8-5
1、 The difference between text field and keyword field Before understanding the differences between these queries, first understand the differences between the text field and the keyword field: Create index and type, and introduce keyword field PUT my_index { “mappings”: { “properties”: { “name”:{ “type”: “keyword” } } } } GET /my_index You can see […]
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Time：2021-8-1
Word splitting If the variable is not in double quotation marks, the shell will segment the variable after parameter expansion, command replacement and arithmetic expansion, such as: $ echo a b c d a b c d Shell will$IFSEach character of is used as a separator if$IFSIf it is unset, it has a default value<space><tab><newline>。 […]
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Time：2021-7-28
Simple requirements Close to work, Xiao Ming has finished today’s task and is preparing to go home from work. A message flashed. “Recently, the official account has a good spell checking function, which helps users discover wrongly written characters and experience well. Make one for our system. “ Looking at the news, Xiao Ming said […]
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Time：2021-5-9
Nltk is an English word segmentation tool with a long history #Import word segmentation module from nltk.tokenize import word_tokenize from nltk.text import Text input=”’ There were a sensitivity and a beauty to her that have nothing to do with looks. She was one to be listened to, whose words were so easy to take to […]
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Time：2021-5-6
【Baidu cloud search, search all kinds of information: http://www.lqkweb.com】 【Search the Internet disk for all kinds of information: http://www.swpan.cn】 Elasticsearch (search engine) provides automatic completion interface Official note:https://www.elastic.co/guide/… 1. Create the search auto complete field suggest Automatic completion requires a field with the name of suggestion and the type of completion So we need to […]
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Time：2021-5-3
Abstract:The concept of search is deeply rooted in the hearts of the people, but it is not easy to make a search service with excellent experience. This article is shared from Huawei cloud community “Application of cloud search service in app search scenario”Master he who writes code Search is everywhere, especially in today’s mobile Internet. […]
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Time：2021-5-2
Install Spacy pip install spacy Import toolkit and English model #python -m spacy download en text processing import spacy nlp=spacy.load(‘en’) #Participle doc=nlp(‘Weather is good, very windy and sunny. We have no classes in the afternoon.’) for token in doc: print(token) #Clause for sent in doc.sents: print(sent) Weather is good , very windy and sunny . […]
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Time：2021-4-15
A series of articles： Two or three things in wechat group (Part Two) Two or three things in wechat group (Part one) In the early stage, we export wechat chat records and select wechat group chat records as the analysis object. After some preprocessing work, we make a simple analysis from the speech frequency and […]
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Time：2021-4-15
Detailed use of Chinese word segmentation based on Jieba package in python (1) 01. Preface Previous articles also used some Jieba participles, but they are basically in the skin. Now we will analyze them in the existing Python environmentOfficial documentsDo some understanding and specific introduction. The main content of this paper is also obtained from […]
