{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005349","491:4910005532","491:4910005299","491:4910005820","491:4910005726","491:4910005097","491:4910005399","491:4910005498","491:4910005280","491:4910005000","491:4910005776","491:4910005499","491:4910005601","491:4910005202","491:4910005582","491:4910005728","491:4910005448","491:4910005148","491:4910005397","491:4910005536","491:4910005298","491:4910005549","491:4910005049","491:4910004834","491:4910005599"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5268937972543543,0.4952466621609962,0.4441162653238526,0.4131220795981621,0.41030892773789823,0.40333934928887744,0.3962398719282933,0.3941506972760535,0.38867912516299374,0.37893302669476875,0.3670730363786476,0.3382818044946588,0.3290798624450488,0.3188744817593762,0.28255750253068207,0.2568824142427857,0.24730916051910756,0.24525696019305437,0.24002809102402964,0.23951447756948172,0.2337677067832756,0.2326201011775028,0.23241825571899313,0.23224379464785666,0.22697211944997395],"twin_dists":[0.147022999097204,0.1539655701812366,0.16547343971479586,0.17269030554449824,0.17335640734126181,0.17501540243963765,0.17671861793587335,0.17722247888553289,0.17854800900938503,0.1809311310399925,0.18387167773367064,0.19121794293266506,0.19363539674968708,0.19636040904462726,0.2064859929420107,0.21412650808113934,0.2170976322508395,0.21774408116929858,0.21940712491137981,0.21957174144932082,0.2214295156176934,0.22180407559113355,0.22187008012770332,0.2219271601897862,0.22366544327197604],"n_dims_used":45,"mean_confidence":0.8872183905707465},"coverage":{"mean_confidence":0.8872183905707465,"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}}