{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002460","490:4900003738","490:4900002920","490:4900002626","490:4900002150","490:4900002164","490:4900002608","490:4900003214","490:4900003356","487:4870001958","490:4900003490","490:4900003225","490:4900002767","490:4900002776","490:4900003075","490:4900001863","490:4900001997","490:4900004436","490:4900003330","490:4900003463","490:4900003198","490:4900004302","490:4900002612","490:4900001586","490:4900001597"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6920261695496829,0.6441104671388566,0.6246749169045364,0.5444364371069661,0.5192864120179004,0.4952523772472194,0.4949300838105784,0.48406209414921375,0.47424306106308906,0.470407229727698,0.45695174553654977,0.4518024800090568,0.4493010345247564,0.4186118797109788,0.41535565780844536,0.40894885319679286,0.4067544439281303,0.40153164702952365,0.3944208225982956,0.3933462956880167,0.3841771526326617,0.38310032552789297,0.38034167660827645,0.3775652823713383,0.36429215041124535],"twin_dists":[0.11143980364282471,0.12181715081400052,0.12598814652285845,0.1432161816577489,0.14868214799766225,0.15396430595562435,0.15403560658077253,0.15644804800930445,0.1586421303171851,0.15950326853500332,0.16254325048125165,0.16371504002762063,0.16428605810882443,0.1713960541793713,0.17216283906336716,0.17367916475407563,0.17420091730207768,0.17544778347012213,0.17715726155402575,0.1774168111900749,0.17964524311262314,0.17990859568625334,0.18058488502666084,0.18126791996995517,0.18456797118947374],"n_dims_used":45,"mean_confidence":0.9160199483235677},"coverage":{"mean_confidence":0.9160199483235677,"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}}