{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001536},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001360","480:4800001471","480:4800001299","480:4800002090","480:4800001472","480:4800001479","480:4800001300","480:4800002089","480:4800001936","480:4800002039","480:4800001417","480:4800001932","480:4800001537","480:4800001762","480:4800001302","480:4800001759","480:4800001478","480:4800001230","480:4800001231","480:4800001425","480:4800002036","480:4800002198","480:4800001422","480:4800002191","480:4800001643"],"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":[0.6230469256429203,0.5160901471391478,0.5129626652331146,0.4315029981253613,0.4073098222982909,0.40171814282741203,0.3231377182458479,0.31338210626353585,0.3026712763057244,0.24559221123179617,0.22708313114745515,0.22680941047149136,0.21932126180717657,0.1795897389450937,0.169650485159501,0.14946112268172115,0.13226955997303805,0.12142987377527173,0.09096927663696414,0.08550869645130861,0.08499327245147426,0.08212525055768086,0.08177300658668753,0.0810159816347119,0.07906367941582496],"twin_dists":[0.12633703098976248,0.14938093578643458,0.15006570891770804,0.16838474657810526,0.1740687505038096,0.17540313531654395,0.1952162314628523,0.1978472359910086,0.20079015422625326,0.21763823892705553,0.2236285646526578,0.2237195175867491,0.22623656110473353,0.24067675170237193,0.24463437316024414,0.25321987987663097,0.2612326648655498,0.2666964519277595,0.2843766987928016,0.28802502521593915,0.2883788736965369,0.2903797063039693,0.2906292776592833,0.29116856953121584,0.29257823348202494],"n_dims_used":43,"mean_confidence":0.9134311232455942},"coverage":{"mean_confidence":0.9134311232455942,"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}}