{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008182","470:4700007643","479:4790002639","489:4890003055","470:4700006176","489:4890002974","489:4890003852","496:4960004856","489:4890003609","489:4890004124","469:4690000179","470:4700008438","470:4700005749","499:4990001281","472:4720000774","470:4700000916","489:4890004437","470:4700006967","489:4890003496","470:4700007373","472:4720001023","472:4720001041","496:4960007354","479:4790002213","470:4700006454"],"twin_admin_codes":[470,470,479,489,470,489,489,496,489,489,469,470,470,499,472,470,489,470,489,470,472,472,496,479,470],"twin_sims":[0.5104829163412354,0.5101976972250128,0.4870681236081572,0.43966531413186066,0.41724213679500277,0.41485151615471955,0.40955028082694556,0.3994398014262243,0.3914775383601884,0.38078659786667685,0.37956646309036246,0.3761325219584898,0.36994136618241924,0.36847612960941445,0.36635051502966315,0.36328257321535606,0.3627995665913925,0.3584845492974271,0.357349371456579,0.34956455241255113,0.33603552973223955,0.33550982405171376,0.32521839736467595,0.3214132459383106,0.313916191798544],"twin_dists":[0.1506094022446691,0.15067198060255613,0.15577915895219877,0.16649701504136624,0.17171829297332064,0.1722817863184073,0.17353638265903037,0.17594922834640708,0.17786899121818806,0.18047565224069007,0.18077535552073104,0.18162135565488938,0.1831562531299913,0.18352136808383804,0.18405233087929093,0.18482141720993556,0.1849427980674158,0.18603084088624466,0.1863181897279635,0.18830161795713657,0.19180473381459268,0.1919423691620439,0.1946608735823168,0.19567802557584282,0.19770201013869224],"n_dims_used":45,"mean_confidence":0.9205856323242188},"coverage":{"mean_confidence":0.9205856323242188,"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}}