{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010534","496:4960011944","496:4960010622","496:4960010280","496:4960010698","496:4960010617","496:4960011315","496:4960011413","496:4960011777","496:4960010272","496:4960010370","496:4960011082","496:4960011862","496:4960010285","496:4960010281","496:4960011681","496:4960010924","496:4960010457","496:4960010531","496:4960010535","496:4960011396","496:4960011690","496:4960003247","496:4960010540","496:4960011004"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.746650702621709,0.6833754657275781,0.6776633519970352,0.6655169115335611,0.6032809612664056,0.5990143781135829,0.5805748479728382,0.5670286753701822,0.5583099859775081,0.532871821486727,0.5244222717417523,0.5186374236648627,0.5035195187294467,0.503119474658768,0.4980976521067642,0.4961058677761494,0.4887022797900932,0.4879782312266516,0.4872401358557773,0.47860825435339,0.4753340573250543,0.4637655143222108,0.4616737871342116,0.45912012185908063,0.4500250401601119],"twin_dists":[0.09927675868043392,0.11332780193917628,0.1145703003977975,0.1172028173926512,0.13057034157733438,0.13148400699339585,0.13543568456204969,0.13834472804890305,0.14022126123217038,0.14572292147373123,0.14756143063558044,0.14882395030096354,0.15213983288625643,0.15222792624082224,0.1533354247596717,0.15377555371195492,0.15541606326621007,0.15557689523627508,0.15574092188029798,0.15766493772420015,0.15839762564003035,0.16099997159782894,0.16147287493000043,0.16205124214863598,0.16412066382311313],"n_dims_used":45,"mean_confidence":0.916890123155382},"coverage":{"mean_confidence":0.916890123155382,"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}}