{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002871","480:4800002915","480:4800002913","480:4800002883","480:4800002774","480:4800003001","480:4800003002","480:4800002877","480:4800003003","480:4800002626","480:4800002781","480:4800003016","480:4800002923","480:4800003581","480:4800002791","480:4800002737","480:4800002727","480:4800002581","480:4800002874","480:4800003086","480:4800002688","480:4800002927","480:4800003050","480:4800003015","480:4800002627"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7199531492756219,0.6847662531430206,0.6051522376032513,0.5843660739727004,0.5776224167007501,0.5760870230926591,0.5379531606324189,0.5145491868408233,0.507180967645265,0.4884866220226385,0.4760817957408375,0.4711642313892831,0.44570739850524865,0.4355179023236264,0.4286486458882278,0.42414165654054325,0.4151879093445746,0.4046074407926328,0.3945875880150618,0.3860219308096842,0.38173052272511776,0.3682795661191208,0.3477210509909803,0.3464002027025808,0.3424559623354751],"twin_dists":[0.10528154005812933,0.11302479538880036,0.13016964496592998,0.13462261545527587,0.13606915784973303,0.13639870376949845,0.14462021718528337,0.14971820568128294,0.15133442062611038,0.15546395950987985,0.15823015523689185,0.15933313754932926,0.16510849118711413,0.16745444226242948,0.16904826693107677,0.17009966417319558,0.1722024107446543,0.17471260970257482,0.17711700909302577,0.17919489468131114,0.18024411236767482,0.18357040378581113,0.18877467362079234,0.18911442516498542,0.19013307408237518],"n_dims_used":43,"mean_confidence":0.9220166760821675},"coverage":{"mean_confidence":0.9220166760821675,"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}}