Presented at Activate 2018

10. sony headphones
mdr1000x
title^100 cat^10
model
/select
defType=edismax
title:sony^100 title:headphones^100 title:mdr1000x^100
cat:sony^10 cat:headphones^10 cat:mdr1000x^100
model:sony model:headphones model:mdr1000x

11. index
add_field_type:
name: tag
postingsFormat: FST50
add_field:
name: name_tag
type: tag
{"name_tag":"Thomas
Jefferson"}
Thomas Jefferson (April 13,
[O.S. April 2] 1743 – July 4,
1826) was an American
Founding Father who was the
principal author of the
Declaration of Independence ...
thomas jefferson
startOffset: 100
endOffset: 116
startOffset: 215
endOffset: 231
/tagger

12. Let's dive in!
https://github.com/sematext/activate

13. doc index query

14. Let's dive in!

15. {"Sony headphones", {'entities': [(0,4,'Manufacturer')]}}
{"Beats headphones", {'entities': [(0,5,'Manufacturer')]}}
Text Label
Gradient
Model
Label
predict

16. trained
model
spaCy
load
sony headphones mdr1000x
manufacturer: sony
q=manufacturer:sony AND (headphones mdr1000x)

17. Let's dive in!

21. Let's dive in!

23. ⇒
MDR1000X is nice
WH1000X is nicesimilar

24. Let's dive in!

25. expr=significantTerms
sony
0,7981
philips
0,6534
beats
0,5342
features
recalculate
scores
q=...&rq={!ltr model=manufacturerTrainingModel reRankDocs=20}
features
model = +
weights
Model store

26. Let's dive in!