Chemical segregation analysed with unsupervised clustering

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Table 4

Molecular transitions used in Case 1, Case 2, and Case 3.


Case 1
	c-C₃H₂	CH₃OH	Ratio
B68	2₀₂–1₁₁	2₀₂–1₀₁	50/50
L1521E	2₀₂–1₁₁	2₀₂–1₀₁	45/55
L1544	3_2,2−3_1,3	2₀₂−1₀₁	42/58

Case 2

	c-C₃H₂	CH₃CCH	Ratio
B68	2₀₂–1₁₁	5₀−4₀, 5₁−4₁	57/43
L1521E	2₀₂–1₁₁	5₀−4₀, 5₁−4₁, 6₀−5₀	45/55
L1544	3_2,2–3_1,3	6₁−5₁	46/54

Case 3

	CH₃OH	CH₃CCH	Ratio
B68	2₀₂−1₀₁	5₀−4₀, 5₁−4₁	57/43
L1521E	2₀₂−1₀₁	5₀−4₀, 5₁−4₁,6₀−5₀	50/50
L1544	2₀₂−1₀₁	61-51	54/46

Notes. For Case 4, the transitions from Case 1 and Case 2 are combined for each core. Additionally, the ratio of data points for c-C₃H₂ to CH₃ OH (Case 1), c-C₃H₂to CH₃CCH (Case 2), and CH₃OH to CH₃CCH (Case 3) in each dataset is given as percentages.

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