![]() It also supports the extraction of noun phrases. Using its pre-trained model, it supports fast NER (Named Entity Extraction), including most entities such as Persons, Organizations, GPE (countries, cities, states), etc. Spacy is an open-source Python library, capable of most NLP applications. The keywords are often from the named entities and noun phrases in the article. The objective is to select several keywords with term frequency to reflect the key information of the article. Keywords extraction is one of the major tasks in the pipeline. In this article, those provider related patterns are cleaned using regular expressions in Python. If those pattern phrases are not removed, they may be recognized as the keywords of the article, thereby leading to more noises to story clustering. Facebook’s Zuckerberg to testify before Congress: source - McDonald’s accused of firing worker who sued over COVID-19 claims : Bloomberg - Coty to appoint Chairman Peter Harf as its new CEO : WSJ - Siemens prepares for COVID-19 trough to last 6–9 months : CNBC For example, the Reuters news in this dataset has many articles with common patterns of following phrases or entities. Provider-specific text patternsĪ news provider may have some patterns in its articles. The non-English characters are removed simply. The majority of articles in this dataset are written in English. Text cleaning is often a domain or problem-specific task. Those text features, if not cleaned during the early stage of the pipeline, may cause noises to downstream tasks. Online news often contains many unwanted texts, words from other languages, provider-specific patterns, etc. There are three news sources in the dataset, i.e., Reuters, The Guardian and CNBC. Each article contains the title, a short description and the publishing time. The dataset has more than 30k news headlines from the year 2018 to 2020. This article uses the financial news headline dataset from Kaggle as an example to illustrate news clustering and trending story extraction. However, news data crawling is not the major focus here. There are several interesting articles about using Scrapy to crawl news or related data. Scrapy is a popular tool to build web scrapers. It is often necessary to collect data for text analysis from internet resources. All the codes for this solution are available in my GitHub repository. It does not store any personal data.The following sections will explain all these tasks and the approach in detail. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. The cookie is used to store the user consent for the cookies in the category "Performance". This cookie is set by GDPR Cookie Consent plugin. ![]() The cookie is used to store the user consent for the cookies in the category "Other. The cookies is used to store the user consent for the cookies in the category "Necessary". The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". The cookie is used to store the user consent for the cookies in the category "Analytics". These cookies ensure basic functionalities and security features of the website, anonymously. Necessary cookies are absolutely essential for the website to function properly. Amazon currently has a presence in 20 countries and it aims to scale up in the main market in the US. This development would mean serious competition for e-commerce platforms like Jumia and Takealot. New reports indicate that Amazon is set to expand to African countries including South Africa and Nigeria in 2023. Amazon is Set to Penetrate the African Marketplace Kyndryl, one of the world’s largest IT infrastructure services providers, has today announced the appointment of Andreas Beck as the company’s Managing Director in the Middle East and Africa.īeck returns to the region with a wealth of experience, working across numerous regions, industries and business units.ġ. Kyndryl Names New Managing Director for Africa The company says it aims to provide at least 300 jobs for locals over the next two years.Ģ. Tech Startup Opens New Headquarters in Cape Town, Looks to Hire LocallyĬanada-based tech start-up, CostCertified, has announced the opening of its new headquarters in Cape Town’s city centre. ![]() The airline has applied for flights to Zanzibar, Maputo, Lusaka, Livingstone, Gaborone, Seychelles, Victoria Falls, Bulawayo, Nairobi, and Luanda.ģ. The airline reportedly has flights planned for 10 new destinations on the continent. Low-cost South African airline, FlySafair, is reportedly looking to expand beyond the country’s borders. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |