{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008246","490:4900008243","490:4900007798","490:4900008920","490:4900009017","490:4900009035","490:4900008815","490:4900008355","490:4900008923","490:4900008573","490:4900009124","490:4900008909","490:4900008026","490:4900008034","490:4900008256","490:4900009025","490:4900008244","490:4900009317","490:4900008136","490:4900009413","490:4900009139","490:4900008027","490:4900008807","490:4900008996","490:4900007800"],"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":[0.06433607617884639,0.057382340264344786,0.05299116203120874,0.004503935045159817,0.004164668475721182,0.0032901872160593323,0.0030718590103082596,0.0020624773496082786,0.0010449535467055547,0.0008317499489315085,0.0007873563764239659,0.0006467189658182075,0.00038202841759101653,0.00033355095611903876,0.00031087080112049024,0.00030562719935035615,0.00029381621479276687,0.00024732497515023144,0.00024106400328855065,0.00019942083016420375,0.00019815359877326191,0.0001603883068725299,0.00015660429324732643,0.00011534453341753265,0.00008689604668740323],"twin_dists":[0.30422996745223707,0.3105069860595424,0.314801940792383,0.4269219089554535,0.4300049389511173,0.43915289901902294,0.44178224264479826,0.45673913668099114,0.48119445207723993,0.48912803466756266,0.4910159017703203,0.49772942093440625,0.5152602495083766,0.5196834714071599,0.52196403474887,0.5225134707270398,0.523784181030295,0.5293021113851046,0.5301185789252346,0.5361187764538324,0.5363193041693577,0.5429285706946972,0.5436698174824833,0.553075866887731,0.5616466619209847],"n_dims_used":45,"mean_confidence":0.8977409362792969},"coverage":{"mean_confidence":0.8977409362792969,"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}}