{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010243","490:4900010240","490:4900010584","490:4900010497","490:4900009843","490:4900010752","490:4900010413","490:4900010327","490:4900011244","490:4900009743","490:4900011370","490:4900010575","490:4900011307","490:4900010983","490:4900009851","490:4900010498","490:4900010411","490:4900011443","490:4900011369","490:4900010668","490:4900007888","490:4900009942","490:4900010138","490:4900010499","490:4900011308"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5624715874044434,0.26021147593608407,0.1206755364850498,0.08581188770235383,0.04621196207308144,0.037773108137804774,0.03244644318140642,0.03015509121007807,0.026013989826356058,0.024460202937409303,0.023134797141303114,0.02261303141837359,0.01886385627833496,0.018292596047809195,0.014759797963639874,0.014730449735020575,0.014465157523628397,0.014233201570431127,0.012748995112369009,0.01222507365477997,0.009826535915294045,0.008976209480551648,0.008581667977207516,0.008477497598268423,0.00740741445894575],"twin_dists":[0.13932508098549287,0.21310979602927918,0.2670902761284991,0.2878176717055367,0.32205293746171826,0.3324461084267164,0.34007105405691984,0.34368438527967227,0.3508592777935837,0.35380765539429715,0.3564536524802895,0.3575314629988148,0.3659837959316565,0.3673983232467694,0.3771215270214094,0.377210539056505,0.37802233287394377,0.37874294970028155,0.3836160323125593,0.38545672320223867,0.394898272223133,0.39874545519280674,0.4006423531045685,0.40115620063388585,0.40679019079253553],"n_dims_used":45,"mean_confidence":0.8911790635850695},"coverage":{"mean_confidence":0.8911790635850695,"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}}