{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000563","493:4930001724","493:4930002041","493:4930003405","493:4930001050","493:4930003227","493:4930003053","493:4930000479","493:4930001048","493:4930003058","493:4930000108","493:4930001183","493:4930000281","493:4930000487","493:4930002222","496:4960003814","493:4930001431","493:4930004236","496:4960007596","493:4930002057","496:4960007074","493:4930002882","493:4930001874","493:4930000244","493:4930000019"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,493,496,493,496,493,493,493,493],"twin_sims":[0.8310901084227562,0.7603591803743057,0.689806841565,0.679441875148596,0.649157687361051,0.5960454435891873,0.5470658964263773,0.5458439836964193,0.5355572807369829,0.5326837585343388,0.5257363018876755,0.5185092636047862,0.46050057648496795,0.4547051019996814,0.43516208202657686,0.4305202817293856,0.4278418445501089,0.42162938795676447,0.4208301983601626,0.4190313438386157,0.41265651034981976,0.4098682988740812,0.39484728638823696,0.39380290718837424,0.37952564000099376],"twin_dists":[0.07900320814317005,0.09613596097648991,0.11192493502411778,0.11418376870941417,0.12073153883553932,0.13211987613290255,0.14264760218895478,0.14291176233435737,0.14513988830735905,0.14576377373434826,0.14727509389735752,0.14885195794100806,0.1617384481642246,0.16305390917195767,0.16753675110125954,0.16861298570681046,0.16923614232053832,0.17068774723648275,0.17087513356039635,0.17129746310992489,0.17280040673647085,0.17346092078872846,0.17705434089697078,0.17730647758324863,0.1807853909927387],"n_dims_used":45,"mean_confidence":0.9254329257541233},"coverage":{"mean_confidence":0.9254329257541233,"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}}