{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001475","480:4800001818","480:4800001877","480:4800001647","480:4800001937","480:4800001984","480:4800001879","480:4800001702","480:4800001876","480:4800001819","480:4800001641","480:4800001590","480:4800002432","480:4800001985","480:4800002472","480:4800001309","480:4800001298","480:4800001368","480:4800001252","480:4800001534","480:4800001593","480:4800001416","480:4800001589","480:4800002481","480:4800001700"],"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":[0.5091788115167256,0.42837246321322225,0.3477442444134792,0.3219014360337826,0.3181200582020353,0.30263701902169865,0.24800534343150493,0.23080241849042857,0.2190496401680965,0.2123237129472495,0.20812958342102428,0.19869995181775488,0.19862700739091926,0.1962768713277708,0.19342982233927283,0.19213595857596505,0.18630236277894913,0.18445365579646603,0.1796527360522394,0.17858458708145253,0.17245367514644053,0.17084867113740124,0.16564610304875346,0.1611878939322573,0.1422129314018174],"twin_dists":[0.1508956023425632,0.16911256372377412,0.18876871384129415,0.1955471536571119,0.1965637751903319,0.20079966249164488,0.21687911595882878,0.22239983165699434,0.2263289349337048,0.2286413124234203,0.23010844822589024,0.23348235373473158,0.23350887798058712,0.2343670684743958,0.2354163084758858,0.23589669405246663,0.23809109589118427,0.23879656024371226,0.24065217075276357,0.24106978328839726,0.2435017886987117,0.24414863573283388,0.2462758419956687,0.24813740497491402,0.2565098276793145],"n_dims_used":43,"mean_confidence":0.9125762762025346},"coverage":{"mean_confidence":0.9125762762025346,"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}}