{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005518","490:4900011949","490:4900011144","490:4900010212","490:4900010733","490:4900011145","490:4900009720","490:4900010302","491:4910005365","490:4900009625","490:4900009008","490:4900012086","490:4900009528","491:4910005314","490:4900011068","490:4900010022","490:4900011359","490:4900010021","490:4900011360","491:4910004906","490:4900010831","490:4900010122","490:4900007896","490:4900010818","490:4900011079"],"twin_admin_codes":[491,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.47694029983026254,0.4464532705170715,0.39572003830142005,0.3207975664526944,0.2254175929045184,0.21819160981640445,0.21276915019977768,0.19496661164560872,0.18161103018552452,0.16035587937149715,0.1468166615144246,0.14491000976629345,0.10908699217064137,0.09672104666558135,0.08815200438176733,0.0846540010996863,0.08376974617721697,0.08118929941474917,0.07995331541214593,0.0798159636552595,0.07616334324487449,0.07322655513056382,0.06498981163983619,0.06315602466890063,0.06068810037240426],"twin_dists":[0.15803798250759685,0.16493758631382716,0.1768438751448104,0.1958432329918815,0.22418312593898387,0.2266212420112528,0.22848665428733445,0.2348486247416515,0.23989108609465978,0.24848894090528778,0.25440623133839346,0.2552714253633056,0.2733917879314361,0.28071668180731285,0.28623657167996236,0.2886127246139599,0.28922575129644595,0.29104474581238987,0.2919324475673788,0.2920317734641685,0.29472496077782956,0.2969668773225581,0.303668923860484,0.3052546162822495,0.30744929500380513],"n_dims_used":44,"mean_confidence":0.8833449970592152},"coverage":{"mean_confidence":0.8833449970592152,"n_dims_used":44,"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}}