{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000566","499:4990000383","499:4990000429","499:4990000220","499:4990000109","499:4990000232","499:4990000235","472:4720001003","499:4990001260","499:4990000642","499:4990000638","499:4990000885","499:4990000219","499:4990000313","499:4990000446","499:4990001261","499:4990001271","499:4990000498","499:4990000160","499:4990000884","472:4720000609","499:4990001274","499:4990000185","477:4770003832","477:4770003515"],"twin_admin_codes":[499,499,499,499,499,499,499,472,499,499,499,499,499,499,499,499,499,499,499,499,472,499,499,477,477],"twin_sims":[0.9561418793250567,0.9550741375532802,0.9541239246127569,0.9451629806336224,0.9397490728161044,0.9331263546639391,0.932743309113855,0.9309894241784729,0.9145956229010536,0.9121406266822374,0.9069083257877275,0.904506856464942,0.8971280014403437,0.8935457617350302,0.8799996986412462,0.8799673999193428,0.8780135373449881,0.8769764694274268,0.8727824820481319,0.8710158618195452,0.8691529570040003,0.8691422313570449,0.8658058454944414,0.8624257422445144,0.8604925841829791],"twin_dists":[0.03889690705418578,0.039378454521845546,0.039802543226273794,0.04361845825183217,0.045786009726613675,0.04832121943036705,0.04846432821568878,0.04911500815354119,0.05487815796470054,0.05569817100340437,0.0574138982902584,0.05818765301804649,0.06051558216577556,0.06162068273162393,0.06566917303668295,0.06567859986848652,0.06624700582233942,0.06654724062035235,0.06775140500393352,0.06825397744985842,0.06878105621709221,0.0687840824284925,0.06972085197422796,0.07066084746369024,0.07119450765167576],"n_dims_used":45,"mean_confidence":0.9234395345052083},"coverage":{"mean_confidence":0.9234395345052083,"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}}