{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000953","480:4800001131","480:4800000912","480:4800000711","480:4800000755","480:4800000969","480:4800000793","480:4800000828","480:4800000925","480:4800000971","480:4800000915","480:4800000784","480:4800000830","480:4800001037","480:4800000362","480:4800000300","480:4800000893","480:4800000829","480:4800000824","480:4800001144","480:4800000930","480:4800001027","480:4800000869","480:4800000747","480:4800000977"],"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":[0.8114745469000004,0.7486886768137919,0.687934464883397,0.654079717819359,0.565801973173667,0.533792677959285,0.5203106704876985,0.5053182302709249,0.43705824851068664,0.42612728043716996,0.4204574507189343,0.41769004715159264,0.41048243348299235,0.40350019406342896,0.38918640029202367,0.38729762925474076,0.3755561138983447,0.36965689926247475,0.3595084227893074,0.3573942816584117,0.33924205753841685,0.3324508936786797,0.3245452144378127,0.32059545797618566,0.31248400946465144],"twin_dists":[0.0839480110664861,0.09881255796208814,0.1123338039635184,0.11967157653878958,0.13860852849755811,0.14552292969280697,0.1484584354393949,0.15174397364964862,0.16709843540453648,0.16963588829802634,0.17096258322008154,0.17161287020830146,0.17331526676078432,0.17497697257206654,0.17842475197544846,0.17888406799265005,0.18176373032479515,0.18322708160322954,0.18577206649091488,0.18630681265897325,0.19096773869617018,0.19274556384566435,0.1948403373303153,0.19589750417104784,0.1980917599468705],"n_dims_used":43,"mean_confidence":0.9128527973973474},"coverage":{"mean_confidence":0.9128527973973474,"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}}