Yoyzhou.github.io Zhou's Blog

在Hadoop上运行Mahout KMeans聚类分析 | Comments 上一篇文章“Mahout与聚类分析”介绍了如何使用Mahout进行聚类分析的步骤,并且结合实例使用K-Means对微博名人共同关注数据进行了共被关注聚类分析。Mahout运行有本地运行和Hadoop运行两种模式, …

yoyzhou.github.io Mobile Performance
60/100
These metrics represent real-world Chrome users experience viewing yoyzhou.github.io on mobile devices. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.

Metrics


Total Blocking Time0/100 3,730 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.

Time to Interactive45/100 7.8 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.

Speed Index72/100 4.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.

First Contentful Paint92/100 2.2 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.

Largest Contentful Paint94/100 2.3 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More

Cumulative Layout Shift100/100 0
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.

Opportunities

These suggestions can help your page load faster. They don't directly affect the Performance score.

Diagnostics

More information about the performance of your application. These numbers don't directly affect the Performance score.

yoyzhou.github.io Mobile SEO
93/100
These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.
Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

yoyzhou.github.io Mobile Best Practices
85/100
These checks highlight opportunities to improve the overall code health of yoyzhou.github.io mobile page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.
General

Trust and Safety

yoyzhou.github.io Mobile Progressive Web App
39/100
These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.
Fast and reliable

PWA Optimized

Installable

yoyzhou.github.io Mobile Accessibility
86/100
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Navigation

These are opportunities to improve keyboard navigation in your application.

Best practices

These items highlight common accessibility best practices.

Contrast

These are opportunities to improve the legibility of your content.

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