{"paper":{"title":"Estimation of initial state structures in high energy heavy-ion collisions using Principal Component Analysis (PCA)","arxiv_id":"2103.12380","primary_cat":"nucl-th","submitted_at":"2021-03-23T08:27:51+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. 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others.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.03,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.33,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":1.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.91,"id":"s2","own":false,"role":"background","text":"Another important aspect of the study is to investigate proper observables that will be sensitive to the initial collision zone.","hedge":{"p":0.84,"label":"asserted"},"own_p":0.06,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.08,"method":0.0,"result":0.0,"background":0.91,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.0}},{"i":3,"p":0.6,"id":"s3","own":true,"role":"method","text":"In this work, we have discussed a formalism to implement the spatial clusters at the partonic level in the string melting version of the AMPT model for PbPb collisions at $\\sqrt{s_{NN}}$ = 200 GeV.","hedge":{"p":0.96,"label":"asserted"},"own_p":0.93,"main_claim_p":0.04,"quantitative":true,"quantitative_p":0.88,"role_probabilities":{"gap":0.0,"method":0.6,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.4,"interpretation":0.0}},{"i":4,"p":0.98,"id":"s4","own":true,"role":"method","text":"These clusters are then propagated through the AMPT hadronization scheme.","hedge":{"p":0.97,"label":"asserted"},"own_p":0.67,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.03,"role_probabilities":{"gap":0.0,"method":0.98,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.02,"interpretation":0.0}},{"i":5,"p":0.98,"id":"s5","own":true,"role":"method","text":"The Principal Component Analysis (PCA) has been used on the $\\eta$, $\\phi$ and $p_T$ distributions of the produced charged particles and the eigenvalues have been compared before and after the implementation of the clustering.","hedge":{"p":0.94,"label":"asserted"},"own_p":0.95,"main_claim_p":0.11,"quantitative":true,"quantitative_p":0.74,"role_probabilities":{"gap":0.0,"method":0.98,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.02,"interpretation":0.0}},{"i":6,"p":1.0,"id":"s6","own":true,"role":"result","text":"It is found that for all these three different distributions, all the prominent PCA modes have shown sensitivity to the clustering.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.95,"main_claim_p":0.75,"quantitative":false,"quantitative_p":0.29,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":7,"p":0.55,"id":"s7","own":true,"role":"contribution","text":"A centrality dependent study has also been performed on those 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