In the UK, there are about 2 million people living with a visual impairment and nearly 36% of Google’s SERPs shows images. Image alt text are essential for making the internet accessible however it isn’t always a priority when it comes to SEO actions due to the challenges of implementing it at scale. This session walks you through easy, scalable alt text generation. This is a very accessible session with most of the heavy lifting already done for you
2. How to Generate Text
from Images with
Python
https://www.searchenginejournal.com
/generate-text-from-images-with-
python/324001/
In Memory of Hamlet Batista
4. We have a duty to not just
promote inclusivity for all
races but inclusivity for
all abilities by eliminating
unnecessary barriers.
#WTSFest @mira_inam
6. There are14.1 million disabled people in
the UK (that’s 1 in 5 people).
Disability prevalence by age group, 2008/09 to 2018/19, United Kingdom
#WTSFest @mira_inam
7. An estimated 2 million people are
living with sight loss
Impairment types reported by disabled people
#WTSFest @mira_inam
8. Disabled people are over 50%
more likely to face barriers to
accessing digital and online
services than non-disabled people.
Big Hack
#WTSFest @mira_inam
9. The 2021 WebAIM analysis of 1
million homepages in the UK shows
that 97.4% of homepages had
detectable accessibility errors.
April 2021, WebAIM
#WTSFest @mira_inam
10. Most Common Web Content Accessibility
Guidelines (WCAG) Errors
o Low contrast text
o Missing alternative text
o Empty links
o Missing form input label
o Empty buttons
WebAIM
#WTSFest @mira_inam
11. Missing alternative text accounts for
61% of all homepage accessibility
errors
April 2021, WebAIM
#WTSFest @mira_inam
12. Halfof the images missing
alternative text were linked images,
resulting in links that were not
descriptive.
April 2021, WebAIM
#WTSFest @mira_inam
13. We can expect over one third
of the images on the web to have
missing, questionable, or repetitive
alternative text
April 2021, WebAIM
#WTSFest @mira_inam
14. It is getting better, but we can do more
Most common types of WCAG 2 failures
#WTSFest @mira_inam
15. The Click-Away Pound
£17.1 billion Potential
re-directed spending
because of inaccessible
websites
#WTSFest @mira_inam
17. Image Type Purpose Alt Text Example
Functional Initiate Actions Describe the Action Printer Graphics
Decorative No Information Null (not empty) Text illustrations
Informational Conveys information Convey meaning Explanatory Images
#WTSFest @mira_inam
21. Scikit-image
Using NumPy arrays for
retrieving the geometry of the
image and the number of pixel
and statistical information
about image intensity values.
#WTSFest @mira_inam
24. Image Source: Detection and Segmentation
Mask R-CNN for object detection and segmentation -
Classifies each pixel into pre-defined categories
#WTSFest @mira_inam
35. ❑Create your own copy
❑Takes time to run depending on file size.
❑Once is finishes running check download folder.
❑ (csv) File will be downloaded as image (file name).
#WTSFest @mira_inam
37. More on Reading on Accessibility
• Make Your Content More Accessible - https://bighack.org/7-easy-ways-
to-make-your-content-more-accessible/
• Web Accessibility of the Top Research-Intensive Universities in the UK -
https://journals.sagepub.com/doi/full/10.1177/21582440211056614
• Introduction to Web Accessibility by Jessica James
https://erudite.agency/insights/introduction-web-accessibility/
• Google Image Best Practice -
https://developers.google.com/search/docs/advanced/guidelines/google-
images
38. Resource For Learning About Python
• Python For Beginners -
https://www.pythonforbeginners.com/requests/using-requests-in-
python
• FreeCode Camp (Learn Python - Full Course for Beginners) -
https://www.youtube.com/watch?v=rfscVS0vtbw
• Daniel Heredia’s Python for SEO Newsletter-
https://www.danielherediamejias.com/newsletter/?nm=confirmation
&nk=524-a2240a30d2544ab64a2b88ff74a481d7