{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004483","480:4800005340","480:4800005422","480:4800005335","480:4800004657","480:4800005805","480:4800005737","480:4800004746","480:4800005584","480:4800004147","480:4800005802","480:4800004390","480:4800004987","480:4800004059","480:4800004570","480:4800005736","480:4800004383","480:4800005165","480:4800003835","480:4800004222","480:4800004393","480:4800004058","480:4800005251","480:4800005082","480:4800005417"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.457970114717325,0.412700327434571,0.3905400010588032,0.313406885437247,0.30276912308913706,0.2536806986656254,0.23564530069539924,0.2344272715576321,0.23386967123339605,0.2239172284160239,0.21636026683038828,0.21371398920888815,0.21337875220241334,0.2000099438302912,0.19888870045577767,0.1946023859281144,0.18254282555302198,0.1760078715381124,0.17371646555949335,0.16926970752752446,0.16670459576993152,0.16250313516498058,0.16191320695614622,0.15667339551603418,0.15052462977174844],"twin_dists":[0.162312076414185,0.17279004225263614,0.1780962247360296,0.1978404950494922,0.20076299985181278,0.21511221498083352,0.22081929078229295,0.22121479003450778,0.2213962944931502,0.22468502595093826,0.22724772290021633,0.2281593251205929,0.22827535207807115,0.23300715092247717,0.23341375165042044,0.23498288636338796,0.23953098350604637,0.2420845505111503,0.24299588189933027,0.24478925372348087,0.2458391916592627,0.24758437735311647,0.24783202500891588,0.25006096811738254,0.25274713475181426],"n_dims_used":43,"mean_confidence":0.9190205418786337},"coverage":{"mean_confidence":0.9190205418786337,"n_dims_used":43,"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}}