{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009625","490:4900010563","490:4900011145","490:4900009623","491:4910005314","490:4900010132","490:4900010212","490:4900010909","490:4900009624","490:4900010831","490:4900011144","490:4900011360","490:4900009819","490:4900007780","491:4910004752","491:4910005365","490:4900010988","490:4900011068","490:4900010123","490:4900010733","491:4910005518","490:4900008901","490:4900010213","491:4910004906","490:4900009527"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490,491,490,490,491,490],"twin_sims":[0.4849109451599144,0.479238402131751,0.39066271628443966,0.3090998469154743,0.2663635701999309,0.24651429778798278,0.23622703752596555,0.23355609632760033,0.2259500012478736,0.2124915635375153,0.18023607003190897,0.16911414734380714,0.15898057626519876,0.1575016081708886,0.15306550485809647,0.1462791562109905,0.14599913018546973,0.1254338998410982,0.12457220612146001,0.12367029082689658,0.11970429185427524,0.11235539707547687,0.10908699217064137,0.10530547540532145,0.10082221005717754],"twin_dists":[0.1562590358028816,0.15752411165808788,0.17806646740564952,0.19901678656339195,0.2112521897151704,0.2173476054427596,0.22063087023309044,0.2214984909484126,0.2240055592594261,0.22858300805031048,0.24042484827075514,0.2448525995482255,0.24907294136618277,0.2497050810772437,0.251627541657605,0.2546492928240275,0.25477618329238744,0.2646366834669619,0.26507569062059266,0.2655376683451965,0.267600121255314,0.2715643072123034,0.2733917879314361,0.2755598670961741,0.2782102266737317],"n_dims_used":44,"mean_confidence":0.884765625},"coverage":{"mean_confidence":0.884765625,"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}}