PQ (PT) - Text value in an interference matrix

[sandy666]

System	Feature		Feature	F1	F2	F3	F4
S1	F1		F1	S1,S2
S1	F2		F2		S1
S1	F3		F3			S1
S2	F1		F4				S2
S2	F4

// Table1
let
    Source = Excel.CurrentWorkbook(){[Name="Table1"]}[Content],
    Dup = Table.DuplicateColumn(Source, "Feature", "FeatureC"),
    Grp = Table.Group(Dup, {"Feature"}, {{"Count", each _, type table}}),
    ExtS = Table.TransformColumns(Table.AddColumn(Grp, "List", each [Count][System]), {"List", each Text.Combine(List.Transform(_, Text.From), ","), type text}),
    ExtC = Table.TransformColumns(Table.AddColumn(ExtS, "FeatureC", each List.Distinct([Count][FeatureC])), {"FeatureC", each Text.Combine(List.Transform(_, Text.From), ","), type text}),
    PT = Table.Pivot(Table.RemoveColumns(ExtC,{"Count"}), List.Distinct(Table.RemoveColumns(ExtC,{"Count"})[FeatureC]), "FeatureC", "List")
in
    PT

---

additional solution with Pivot Table

sys
	F1	F2	F3	F4
F1	S1, S2
F2		S1
F3			S1
F4				S2

measure


https://www.youtube.com/channel/UCnxwq2aGJRbjOo_MO54oaHA
https://www.youtube.com/watch?v=zHJPliWS9FQ&lc=Ugz39PGfytiMUCmTPTl4AaABAg. 91d_Pbzklsp9zfGbIr8hgW
https://www.youtube.com/watch?v=zHJPliWS9FQ&lc=UgwbcybM8fXnaIK-Y3B4AaABAg.97WIeYeaIeh9zfsJvc21iq
https://www.youtube.com/watch?v=vSjTzhoJFdk&lc=UgzTC8V4jCzDHbmfCHF4AaABAg. 9zaUSUoUUYs9zciSZa959d
https://www.youtube.com/watch?v=vSjTzhoJFdk&lc=UgzTC8V4jCzDHbmfCHF4AaABAg. 9zaUSUoUUYs9zckCo1tvPO
https://www.youtube.com/watch?v=vSjTzhoJFdk&lc=UgwMsgdKKlhr2YPpxXl4AaABAg
https://www.youtube.com/watch?v=XQAIYCT4f8Q&lc=UgwTUdEgR4bdt6crKXF4AaABAg. 9xmkXGSciKJ9xonTti2sIx
https://www.youtube.com/watch?v=XQAIYCT4f8Q&lc=UgwWw16qBFX39JCRRm54AaABAg. 9xnskBhPnmb9xoq3mGxu_b
https://www.youtube.com/watch?v=XQAIYCT4f8Q&lc=UgzgWvzV-kvC4TJ8O414AaABAg.9xnFzCj8HRM9xon1p2ImxO
https://www.youtube.com/watch?v=XQAIYCT4f8Q&lc=UgybZfNJd3l4FokX3cV4AaABAg. 9xm_ufqOILb9xooIlv5PLY
https://www.youtube.com/watch?v=XQAIYCT4f8Q&lc=UgzgWvzV-kvC4TJ8O414AaABAg.9xnFzCj8HRM9y38bzbSqaG
https://www.youtube.com/watch?v=XQAIYCT4f8Q&lc=UgyWm8nL7syjhiHtpBF4AaABAg. 9xmt8i0IsEr9y3FT9Y9FeM
https://www.eileenslounge.com/viewtopic.php?f=30&t=40533&p=314837#p314837
https://www.eileenslounge.com/viewtopic.php?f=21&t=40701&p=314836#p314836
https://www.eileenslounge.com/viewtopic.php?f=27&t=40621&p=314621#p314621
https://www.eileenslounge.com/viewtopic.php?f=27&t=40621&p=314619#p314619
https://www.eileenslounge.com/viewtopic.php?f=27&t=40621&p=314600#p314600
https://www.eileenslounge.com/viewtopic.php?f=27&t=40621&p=314599#p314599
https://www.eileenslounge.com/viewtopic.php?f=27&t=40621&p=314274#p314274
https://www.eileenslounge.com/viewtopic.php?f=27&t=40621&p=314229#p314229
https://www.eileenslounge.com/viewtopic.php?f=27&t=40621&p=314195#p314195
https://www.youtube.com/channel/UCnxwq2aGJRbjOo_MO54oaHA