{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002109","480:4800001378","480:4800001268","480:4800001255","480:4800001253","480:4800001630","480:4800001316","480:4800001501","480:4800002493","480:4800001512","480:4800001461","480:4800001267","480:4800002165","480:4800001947","480:4800002540","480:4800001715","480:4800001266","480:4800001944","480:4800002003","480:4800001832","480:4800002113","480:4800001623","480:4800002264","466:4660004210","480:4800002495"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480],"twin_sims":[0.3850608034269282,0.31320905276763084,0.31070743555116426,0.30925071980009117,0.2550403023180097,0.2229688634331119,0.22151923749565616,0.21144037390663595,0.2113022156750205,0.2065521202621316,0.2016203402911119,0.2007821960933442,0.19594120202075174,0.19386184474841486,0.17764035161604425,0.16902802115759089,0.16184699340660588,0.1500456750393497,0.14632222760773,0.14525125868359567,0.1343406952984487,0.13013366348123998,0.12784627421120912,0.12014523528626506,0.11978775802930137],"twin_dists":[0.17942939755885592,0.197894322029094,0.19857664974071967,0.19897542379949792,0.21469267822250854,0.2250034275721043,0.22549187156359854,0.22894866374657427,0.22899681356870127,0.23066546240243693,0.23242590604219607,0.2327280192101171,0.23449022321817234,0.23525640534640835,0.24144042831736584,0.24488768909373637,0.24785986180760575,0.2529597319797469,0.25462979148528864,0.25511595779891244,0.2602275240983237,0.2622817233238281,0.2634197018223324,0.267368262196696,0.2675561826299196],"n_dims_used":43,"mean_confidence":0.9198878088662791},"coverage":{"mean_confidence":0.9198878088662791,"n_dims_used":43,"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}}