{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000369","491:4910000139","491:4910000318","491:4910000104","491:4910000137","491:4910000359","491:4910000288","491:4910000281","491:4910000248","491:4910000250","491:4910000194","491:4910000453","491:4910000080","491:4910000468","491:4910000024","491:4910000115","491:4910000457","491:4910000156","491:4910000249","491:4910000052","491:4910000100","491:4910000088","491:4910000110","491:4910000126","491:4910000469"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.36718006554717014,0.336082919998783,0.2933952387809054,0.2907965026843882,0.2842826602225277,0.1940765567019629,0.1724409733623165,0.17127990158513104,0.15331428001619202,0.1483675726175048,0.12051934964803365,0.11101037532803051,0.10439677051942653,0.09642293619052773,0.08534470332585611,0.0847446901917507,0.08343432690414575,0.08073096558163367,0.07768329179616036,0.07581416307038301,0.07430900429320565,0.06908225335229327,0.06853577223974062,0.06834280993224998,0.06732302899595326],"twin_dists":[0.18384493222878592,0.19179233227106765,0.20338814453138693,0.20412465015131445,0.20598816362768657,0.2351770268256698,0.2435068908020903,0.24397441546865262,0.25151865855542516,0.2537085717306042,0.26717205281806383,0.27231131653247276,0.2760898560021085,0.2809021043173428,0.288137424846532,0.28855014190667033,0.2894596387410814,0.2913726562281361,0.29359190470799257,0.29498782904620446,0.2961322376933505,0.3002577598213815,0.30070358363547944,0.3008616946756767,0.3017033771685914],"n_dims_used":45,"mean_confidence":0.8897979736328125},"coverage":{"mean_confidence":0.8897979736328125,"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}}