{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000279","488:4880000227","496:4960004652","496:4960005546","470:4700000548","488:4880000528","488:4880000133","488:4880000221","488:4880000176","488:4880000234","496:4960005948","488:4880000100","488:4880000069","488:4880000174","488:4880000177","488:4880000326","488:4880000020","488:4880000075","488:4880000545","496:4960005680","488:4880000801","496:4960005679","496:4960005550","477:4770003596","499:4990000540"],"twin_admin_codes":[488,488,496,496,470,488,488,488,488,488,496,488,488,488,488,488,488,488,488,496,488,496,496,477,499],"twin_sims":[0.8430745849462399,0.8411004855734482,0.7820831548677409,0.7606065411803423,0.7004865315774612,0.6916692482011468,0.6819168272745051,0.6726699740385399,0.6594589789156835,0.6561912015636328,0.6474166117961673,0.6436137915784438,0.6391681099886666,0.6389150862410473,0.6385938788207683,0.6350818796066489,0.6287234681069455,0.628173482462829,0.6267626579873964,0.6223363278251994,0.6209105345220303,0.620886433893859,0.6184445848543386,0.6131892386342166,0.6098538921729884],"twin_dists":[0.07588490814666093,0.07640421108926664,0.09105937524296293,0.09607887463068597,0.10958515566484896,0.11151786162271571,0.11364538352698388,0.11565400755289718,0.11851152061517006,0.11921644143585423,0.12110617020192864,0.1219239158156465,0.12287908042718078,0.12293341870701675,0.12300239621930671,0.12375632755762979,0.12512026901809348,0.12523819163807576,0.12554065190424324,0.12648929816096108,0.12679478968552577,0.12679995319769097,0.12732306645927158,0.12844864946546683,0.1291628869398393],"n_dims_used":45,"mean_confidence":0.9298848470052083},"coverage":{"mean_confidence":0.9298848470052083,"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}}