{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000441","477:4770000442","477:4770000495","477:4770000402","477:4770000395","477:4770000392","477:4770000394","477:4770000662","477:4770000225","477:4770000229","477:4770000501","477:4770000446","477:4770000227","477:4770000658","499:4990003151","499:4990000608","477:4770000656","499:4990000537","477:4770000317","477:4770000150","477:4770000272","477:4770002471","499:4990000607","477:4770000230","477:4770000612"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,499,499,477,499,477,477,477,477,499,477,477],"twin_sims":[0.9042178831230797,0.8808705344274611,0.8700440075554511,0.8472649678253081,0.8394525572641005,0.8338136291733768,0.8003512124760104,0.7992465617286317,0.7799026460762379,0.7729963127596461,0.7582671018737059,0.7471477841369389,0.7428297014663977,0.7418743000009457,0.730227249175343,0.729389255060563,0.7240216294993352,0.723351075793877,0.72150806748837,0.7089058972541766,0.7074778195895323,0.7043531594972667,0.7023596615960809,0.7013435371346044,0.6960626506926356],"twin_dists":[0.058280205250649364,0.06541462625269497,0.06852931289353024,0.07477473326562613,0.07683595012030525,0.07830157888305467,0.0866769196814933,0.08694527901247702,0.09157508577257649,0.09319903978698092,0.09661816556498261,0.09916361944174314,0.10014467763177695,0.1003612118986013,0.10298637280575972,0.10317426303206789,0.10437481964404119,0.10452445147092591,0.10493532585251267,0.10773047422853531,0.1080457387976164,0.10873456339786224,0.1091733418840151,0.10939679609834116,0.11055601220398366],"n_dims_used":45,"mean_confidence":0.9217316521538629},"coverage":{"mean_confidence":0.9217316521538629,"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}}