{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001490","473:4730001493","473:4730001310","473:4730002008","473:4730001760","500:5000001846","473:4730001399","473:4730001279","473:4730001280","473:4730001588","500:5000002325","473:4730001499","473:4730001394","473:4730002105","473:4730001673","500:5000001765","500:5000002451","473:4730001096","473:4730001134","473:4730007190","500:5000002314","473:4730002153","473:4730000670","473:4730001094","473:4730001761"],"twin_admin_codes":[473,473,473,473,473,500,473,473,473,473,500,473,473,473,473,500,500,473,473,473,500,473,473,473,473],"twin_sims":[0.6864475232924051,0.6612939063101942,0.6495622462685079,0.6299632883531959,0.5609812056609615,0.5385446002726387,0.5181691173805778,0.5075611202260976,0.5030411149470021,0.5012071421289725,0.49790773084867807,0.48465264418638937,0.47635804261918635,0.45087651139317914,0.4495079551660954,0.44766434520684006,0.4455707876615236,0.4357299270245684,0.4171877711798641,0.41060470424817097,0.4104049733760024,0.4055582364468624,0.4053214584404554,0.40337124139631053,0.39501479919136684],"twin_dists":[0.1126582385521245,0.11811538749896214,0.12064446656625405,0.12485440909939101,0.13964592324507774,0.14449200226172965,0.1489263002980677,0.15125088684555021,0.15224518399459208,0.15264930404744342,0.1533773704829845,0.15631654037796613,0.15816830616894484,0.16392627805527518,0.16423877828039457,0.16466031829215702,0.16513980521955895,0.1674054091612062,0.1717310920719465,0.17328627927342338,0.17333363266683677,0.1744858588648101,0.17454230473307566,0.17500778206484024,0.17701392823849865],"n_dims_used":45,"mean_confidence":0.9164237128363715},"coverage":{"mean_confidence":0.9164237128363715,"n_dims_used":45,"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}}