{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008640","490:4900008966","490:4900007854","490:4900011681","490:4900009694","490:4900008413","490:4900007969","490:4900008415","490:4900008184","490:4900010972","490:4900010553","466:4660003905","490:4900009586","490:4900011421","490:4900009789","494:4940007753","490:4900008505","490:4900011422","490:4900007974","490:4900005766","466:4660004991","490:4900008419","490:4900011490","490:4900011132","490:4900009499"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,494,490,490,490,490,466,490,490,490,490],"twin_sims":[0.348087564996203,0.20347990573460756,0.18345271935995142,0.1828287484216311,0.17709252138390758,0.12253762798744178,0.11580523077530801,0.10452022051995535,0.08349978723263796,0.08324090097659831,0.07595621929977793,0.07299039567015222,0.0679397397806786,0.06437785032128678,0.055056954845009914,0.05169587788182839,0.05124759789748523,0.049562036993418435,0.04788817200114276,0.04023363346333466,0.03703692822246483,0.034674658774211026,0.03339420132009121,0.031056359183542312,0.03008233888628258],"twin_dists":[0.1886805186848641,0.23175868616882997,0.23918059523798185,0.23942074580113928,0.24165611268023215,0.26612148447254574,0.26967933291006885,0.276017645324517,0.2894139344406514,0.2895948559826476,0.29488076940392915,0.2971502960094805,0.3011931410627532,0.3041939773230477,0.3127461298597146,0.3161251326334816,0.31658949078861637,0.3183663256301853,0.32018140110400334,0.32922872469383413,0.3334432199768704,0.3367606214435592,0.3386399994383539,0.3422359915563099,0.3438029140147808],"n_dims_used":45,"mean_confidence":0.9162383185492622},"coverage":{"mean_confidence":0.9162383185492622,"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}}