{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002261","490:4900001955","490:4900010292","490:4900003409","490:4900002265","490:4900001949","490:4900002110","490:4900001953","490:4900003275","490:4900002271","490:4900002563","490:4900001952","490:4900002567","490:4900002566","490:4900002118","490:4900003155","494:4940008702","490:4900002401","490:4900002568","490:4900003002","490:4900002570","490:4900010176","490:4900002103","490:4900002266","490:4900003542"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.15978360934544297,0.11329441069114395,0.06604145611631793,0.046351139738860944,0.03551179314929391,0.03442363356728057,0.03137389867921213,0.023443117248349753,0.02121000954258831,0.021085099406235753,0.020773885611918477,0.020733247571285987,0.02058340498710931,0.020354019474691794,0.01967556764766792,0.018758065238100495,0.018714475055641538,0.018516800519949823,0.01821280165177768,0.018207203280904586,0.016811243821992592,0.014988029934506012,0.014968208209384614,0.014943170881621035,0.01468385777557889],"twin_dists":[0.248731501876309,0.27104686914348197,0.3027759892564459,0.32189539826209645,0.3355636290518626,0.3371243470227711,0.34173425373268673,0.3558266273949112,0.3605406557086076,0.36081688256825906,0.36151134897359244,0.3616026994980525,0.361940885024396,0.3624627727269273,0.364036943087096,0.3662428981821551,0.3663500305512099,0.3668386141070383,0.36759897268201547,0.3676130790995664,0.37125513683323097,0.3764345822374009,0.3764938758906754,0.3765688701739802,0.3773521722521037],"n_dims_used":45,"mean_confidence":0.9241526285807292},"coverage":{"mean_confidence":0.9241526285807292,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}