{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001884","469:4690002234","490:4900003220","490:4900002198","487:4870004833","490:4900000957","490:4900000834","469:4690003567","466:4660001977","490:4900000700","490:4900002206","496:4960010388","493:4930006234","493:4930004670","490:4900006772","493:4930005756","496:4960001635","466:4660002248","487:4870002773","490:4900002039","466:4660009071","496:4960009887","490:4900002204","493:4930004967","466:4660002295"],"twin_admin_codes":[490,469,490,490,487,490,490,469,466,490,490,496,493,493,490,493,496,466,487,490,466,496,490,493,466],"twin_sims":[0.21622271419014374,0.14650515563138425,0.14513629793760696,0.11893886918919785,0.1126650121603304,0.10632010395276505,0.10499729994768846,0.1028537728266912,0.09832449838010449,0.09590842445241544,0.0920269342887141,0.08990608072048248,0.08560429032039102,0.08162508307663283,0.0788337106015374,0.07871571740450874,0.07442180545667337,0.07431988605454137,0.07409527072277193,0.07367366501122168,0.0731835162046621,0.07298146546691255,0.07188883261078186,0.07062725388557024,0.07038716416032022],"twin_dists":[0.227294921875,0.25454701486641873,0.2551683018227312,0.26800415483588386,0.2713933284321128,0.2749722867786579,0.275739205697308,0.2769980761335541,0.2797269777322326,0.28122318987749184,0.2836902375451602,0.2850731506499096,0.2879595851215975,0.2907343407519834,0.29274611596903405,0.2928324064248414,0.29604582688112896,0.29612389715511866,0.29629625828453543,0.2966209252974221,0.29700026880839736,0.2971572412716415,0.2980122492364072,0.29901265698614543,0.2992046825996506],"n_dims_used":45,"mean_confidence":0.9151921590169271},"coverage":{"mean_confidence":0.9151921590169271,"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}}