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Angular Services

You're reading from   Angular Services -

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Product type Paperback
Published in Feb 2017
Publisher Packt
ISBN-13 9781785882616
Length 294 pages
Edition 1st Edition
Languages
Tools
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Toc

Table of Contents (9) Chapters Close

Preface 1. Setting Up the Environment 2. Introducing Wire-Frames FREE CHAPTER 3. The Collector Service - Using Controllers to Collect Data 4. The Rating Service - Data Management 5. The Notifier Service - Creating Cron Jobs in Angular 6. The Evidence Tree Builder Service - Implementing the Business Logic 7. The Report Generator Service - Creating Controllers to Set Report Template 8. The Accuracy Manager Service - Putting It All Together

Setting the ranking parameters

If we are going to choose two simple factors to rate the headlines, I would say lets do it based on the freshness of the news and the important keywords available in each headline. We don't want to investigate yesterday's news, so let's say if the news belongs to a timestamp within 24 hours from now, we give them a score of 1 and any news older than that won't score any points.

Keywords are important as well. A headline with important keywords deserves to receive a higher rate compared to bland and uninteresting topics. But how can we decide which keywords are important?

We can define a dictionary of keywords and save it into our Firebase db. That might be a good - temporary - solution, but in the long term it won't be practical or reliable. First, as the dictionary grows, analyzing the headlines and looking for keywords takes longer time. Secondly, how can we be certain that the keywords we have selected are trending globally and have...

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