{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004695","490:4900001668","490:4900002285","490:4900004557","490:4900005510","490:4900001674","490:4900004694","490:4900002594","490:4900004401","490:4900001278","490:4900005243","490:4900001833","490:4900001823","490:4900001971","490:4900005379","490:4900005639","490:4900001671","490:4900005245","490:4900002288","490:4900005246","490:4900001544","490:4900005624","490:4900001540","490:4900005642","490:4900005109"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6058965379148169,0.5457214243667151,0.5378471619031592,0.5328246303622763,0.5238791711214206,0.5197572490773561,0.5074107900423017,0.5052890468265807,0.4944996752325051,0.4726191277105179,0.45804074549689355,0.44814236524080237,0.4429305143441294,0.43314375749293427,0.42885296947200596,0.4086397838910476,0.3991426349258795,0.37475729733479246,0.3582065187252455,0.3532308786086598,0.3433416834037752,0.33500414019742947,0.33283137579301403,0.30946122489688455,0.3059330582779415],"twin_dists":[0.13001026984144015,0.14293826356624656,0.1446431989388237,0.14573317235845312,0.14767982330057713,0.1485792976013794,0.15128391805737668,0.15175039329705656,0.15413084634271937,0.15900641647061156,0.16229604980399992,0.16455095670334152,0.1657457345730862,0.16800414311318393,0.16900071024145896,0.17375257543329184,0.17602056001973915,0.18196121759627737,0.18610117584389485,0.18736467842687385,0.18990378509825084,0.19207487295251569,0.19264544070720077,0.19891773183246053,0.19988767666067303],"n_dims_used":45,"mean_confidence":0.9202316284179688},"coverage":{"mean_confidence":0.9202316284179688,"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}}