{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001670","500:5000001174","500:5000002645","500:5000006132","477:4770001427","500:5000001712","477:4770003928","500:5000002795","477:4770000933","477:4770000109","500:5000001570","500:5000001074","500:5000005380","477:4770000707","485:4850007712","477:4770000157","485:4850007187","477:4770000548","500:5000001784","500:5000001658","500:5000005223","487:4870006821","469:4690003565","473:4730007104","500:5000001015"],"twin_admin_codes":[477,500,500,500,477,500,477,500,477,477,500,500,500,477,485,477,485,477,500,500,500,487,469,473,500],"twin_sims":[0.48906828480958525,0.4417017353570885,0.34648333550203286,0.32125870984186344,0.29940135238906296,0.29669011018333885,0.288610812679164,0.2787806054708633,0.26873826067134865,0.26015432860288673,0.2579815777780501,0.2415180939627961,0.23219840494119998,0.2249579722142522,0.22386609899327745,0.2182834056126033,0.2181796351078801,0.2178987915341067,0.21725813784949033,0.21447036522003948,0.21342628439739833,0.21066972005323054,0.20866806984509909,0.2034472144440852,0.20148319189953992],"twin_dists":[0.15533479042245554,0.16602820741431365,0.18909302141978773,0.19571947611954718,0.2017005806000835,0.20245987862617912,0.20474713272199377,0.20758235204927455,0.21054231748443225,0.21312717979189003,0.21378990414337204,0.21893085939070356,0.22194201538629704,0.22433664100266987,0.22470216907478,0.22658993291842416,0.22662532691647935,0.22672117366060543,0.22694012806588568,0.22789799127452992,0.2282588934868373,0.2292175191392466,0.22991896371816203,0.23177037971252168,0.2324752826395849],"n_dims_used":45,"mean_confidence":0.917773946126302},"coverage":{"mean_confidence":0.917773946126302,"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}}