{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001784},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001649","490:4900002091","490:4900001650","490:4900001513","476:4760003815","476:4760004399","476:4760004052","476:4760004421","476:4760004359","490:4900001506","476:4760004259","490:4900003661","487:4870004935","490:4900001642","490:4900001932","494:4940006028","490:4900001247","476:4760003519","476:4760003708","490:4900001646","476:4760004298","490:4900006693","476:4760003644","476:4760004237","494:4940005049"],"twin_admin_codes":[490,490,490,490,476,476,476,476,476,490,476,490,487,490,490,494,490,476,476,490,476,490,476,476,494],"twin_sims":[0.062467982749928555,0.034412193371323674,0.029512971227843736,0.015272636530955343,0.01282228964131954,0.009906184521992082,0.007268416774309878,0.007183242470005663,0.006880690263011166,0.0062287507233261125,0.004870910302736731,0.004677674890618849,0.00450377788080384,0.004483127779285189,0.003670888606386936,0.00324962412483053,0.0030813664748518734,0.0028105574930548877,0.002673319766396194,0.0026501650405691486,0.002408590683762463,0.0022993497282095495,0.0022392730170610058,0.0022049063764785193,0.002073388335696723],"twin_dists":[0.30585930533183,0.3371409771584109,0.3447391194334058,0.37559075315247753,0.38336389107120766,0.3945533066428881,0.4075748957220324,0.4080624315107244,0.40983730812841973,0.41391386207271436,0.4238158720855833,0.4254238658629651,0.4269232876500213,0.4271048176021474,0.43492720447013833,0.43962910837179575,0.44166424056352493,0.44516353457948726,0.4470563673891773,0.447384464517666,0.4509736488482761,0.45270635733748843,0.4536917200834212,0.45426636033311424,0.45654424167394403],"n_dims_used":45,"mean_confidence":0.9136084662543402},"coverage":{"mean_confidence":0.9136084662543402,"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}}