{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002199","480:4800002195","480:4800002333","480:4800001821","480:4800002424","480:4800001807","480:4800002098","480:4800001314","480:4800001698","480:4800001646","480:4800001361","480:4800001313","480:4800001875","480:4800002524","480:4800002513","480:4800001991","480:4800001237","480:4800002149","480:4800001704","480:4800002099","480:4800001530","480:4800002381","480:4800002468","480:4800001424","480:4800001584"],"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":[0.7973907944062474,0.7855138014144005,0.40256889326011336,0.38923483883045396,0.28061740784629097,0.2470293635011608,0.2357220781966443,0.22911147341339672,0.22615029994565414,0.22132739091766473,0.21653979715862653,0.20882505148212502,0.20804157521164615,0.20070551730285816,0.19557524201659096,0.18464316440861572,0.18363900945568512,0.17863464570297136,0.17684884394809128,0.17189368761965676,0.1701749554226929,0.16932276445830957,0.1667018344440187,0.16304871651317926,0.1623396126599865],"twin_dists":[0.08739508699947919,0.09024496780080811,0.17519957942295705,0.1784129863976665,0.20704804658230835,0.2171855655419353,0.22079440567010386,0.2229568309712526,0.22393882836563517,0.22555667307560678,0.22718615034350523,0.22986378716601052,0.23013944861055508,0.2327557017660513,0.234624658176354,0.23872401577919114,0.23910900860331913,0.24105017242876495,0.2417522025555353,0.24372698265607082,0.24442145408511703,0.24476765792202132,0.24584032815879595,0.24735592553684954,0.24765295754539546],"n_dims_used":43,"mean_confidence":0.9137726717217024},"coverage":{"mean_confidence":0.9137726717217024,"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}}