{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004308","489:4890004016","489:4890003886","489:4890004077","489:4890004155","489:4890004689","489:4890003885","489:4890004157","489:4890004732","489:4890004305","489:4890003702","489:4890004258","489:4890004311","489:4890004359","489:4890004715","472:4720006569","489:4890004587","489:4890004986","489:4890004460","489:4890004598","489:4890004360","489:4890004154","489:4890004209","489:4890004688","489:4890003956"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9301159463737605,0.9192543973058449,0.8913651096278125,0.8416358636657855,0.8180184986205719,0.8159517921608066,0.7781864763147488,0.7659036440576983,0.7428676822383385,0.7403451021096874,0.7348876205325746,0.7124854013522843,0.7059744401177176,0.6932798215133401,0.6910059178508255,0.6792815175249516,0.6791171855511855,0.6689649561821159,0.6668052266257045,0.6642099060091908,0.6621868304144783,0.6616026040747691,0.6612782606948994,0.6553314913763174,0.6542623207948765],"twin_dists":[0.049436319563164036,0.053293620492061586,0.06228593025252933,0.07626360480695167,0.0823183654930693,0.08283508505630409,0.0919799500929207,0.09485264871508063,0.1001360656734842,0.10070740208299132,0.10193909460845987,0.10693898035008019,0.10837732143759216,0.11116551771102197,0.11166289256948313,0.11421863177563436,0.11425435639721525,0.11645673754647397,0.1169241608726707,0.11748539096988096,0.11792253605884881,0.11804872195795305,0.11811876611053988,0.11940178623057447,0.11963222654756299],"n_dims_used":45,"mean_confidence":0.919844479031033},"coverage":{"mean_confidence":0.919844479031033,"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}}