Tools & Wizards About Us
numerix-dsp.com screenshot

Report Summary

  • 80

    Performance

    Renders faster than
    86% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

numerix-dsp.com

Sigma Numerix Ltd.. DSP Home Page

Page Load Speed

2.5 sec in total

First Response

254 ms

Resources Loaded

2 sec

Page Rendered

197 ms

numerix-dsp.com screenshot

About Website

Welcome to numerix-dsp.com homepage info - get ready to check Numerix DSP best content for India right away, or after learning these important things about numerix-dsp.com

DSP, DSP Library, DFPlus, Digital filter designer, Digital filter design, Digital Signal Processing, Fourier, Fourier Transform, DSP software, DSP, FFT, Fourier, Fourier Transform, DFT, FIR, IIR, filt...

Visit numerix-dsp.com

Key Findings

We analyzed Numerix-dsp.com page load time and found that the first response time was 254 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

numerix-dsp.com performance score

80

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

58/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value7.9 s

43/100

10%

Network Requests Diagram

numerix-dsp.com

254 ms

numerix-dsp.com

349 ms

gtm.js

53 ms

newmenu.css

247 ms

js

97 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 65% of them (20 requests) were addressed to the original Numerix-dsp.com, 13% (4 requests) were made to Googletagmanager.com and 10% (3 requests) were made to Feed.surfing-waves.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Numerix-dsp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 225.9 kB (19%)

Content Size

1.2 MB

After Optimization

974.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Numerix-dsp.com main page is 1.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 19.1 kB

  • Original 24.6 kB
  • After minification 21.7 kB
  • After compression 5.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 3.0 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 19.1 kB or 77% of the original size.

Image Optimization

-16%

Potential reduce by 174.8 kB

  • Original 1.1 MB
  • After minification 912.8 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Numerix DSP needs image optimization as it can save up to 174.8 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-37%

Potential reduce by 32.0 kB

  • Original 87.3 kB
  • After minification 87.3 kB
  • After compression 55.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 32.0 kB or 37% of the original size.

CSS Optimization

-7%

Potential reduce by 65 B

  • Original 950 B
  • After minification 950 B
  • After compression 885 B

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Numerix-dsp.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (22%)

Requests Now

27

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Numerix DSP. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

numerix-dsp.com

numerix-dsp.com

254 ms

numerix-dsp.com

numerix-dsp.com

349 ms

gtm.js

gtm.js

53 ms

newmenu.css

newmenu.css

247 ms

js

js

97 ms

js

js

115 ms

rss-feed.js

rss-feed.js

442 ms

YouTube-icon.jpg

YouTube-icon.jpg

184 ms

NumerixLogoSM.jpg

NumerixLogoSM.jpg

248 ms

search_btn.gif

search_btn.gif

245 ms

code_logo.png

code_logo.png

249 ms

NS_BG_DFT.png

NS_BG_DFT.png

358 ms

university-of-oxford-dsp.png

university-of-oxford-dsp.png

451 ms

siglib.gif

siglib.gif

268 ms

dsp_online_2022.png

dsp_online_2022.png

763 ms

tinyMLtalkLogo.jpeg

tinyMLtalkLogo.jpeg

586 ms

dsp8fundamentals.png

dsp8fundamentals.png

758 ms

ElectronicsWeeklyDSP_2020.png

ElectronicsWeeklyDSP_2020.png

1018 ms

dsfLnL.png

dsfLnL.png

778 ms

dsp_online_2021.png

dsp_online_2021.png

963 ms

dsp_online_2020.png

dsp_online_2020.png

1174 ms

email.gif

email.gif

998 ms

www.numerix-dsp.com

www.numerix-dsp.com

257 ms

rssfeed.php

rssfeed.php

48 ms

jquery.min.js

jquery.min.js

19 ms

rss-feed-style.js

rss-feed-style.js

8 ms

analytics.js

analytics.js

18 ms

rssfeed.php

rssfeed.php

10 ms

collect

collect

19 ms

collect

collect

4 ms

js

js

47 ms

Accessibility Review

numerix-dsp.com accessibility score

79

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

Best Practices

numerix-dsp.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

numerix-dsp.com SEO score

69

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Document doesn't have a valid hreflang

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Numerix-dsp.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Numerix-dsp.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

numerix-dsp.com

Open Graph description is not detected on the main page of Numerix DSP. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: