{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001081","490:4900003731","490:4900000663","490:4900000520","490:4900004447","490:4900000480","496:4960007781","490:4900001427","496:4960011640","490:4900001028","490:4900000930","490:4900000508","496:4960011460","490:4900000722","490:4900004595","496:4960008276","490:4900004459","490:4900000729","490:4900000048","490:4900002026","490:4900000802","490:4900002048","496:4960005117","496:4960008147","490:4900002636"],"twin_admin_codes":[490,490,490,490,490,490,496,490,496,490,490,490,496,490,490,496,490,490,490,490,490,490,496,496,490],"twin_sims":[0.5681857827427977,0.5004389240540125,0.45661350694466935,0.45563256853421724,0.4441243084872816,0.4236470839005745,0.416020714182256,0.39361382680368484,0.3815621122960847,0.3809596721756264,0.37480025639540104,0.36496583312803,0.35954296352774806,0.35923527088433954,0.35730892553431054,0.35097551614286293,0.34309816710196983,0.33337596642645356,0.3272564905472061,0.31014743540862805,0.307173710577803,0.2969013437737136,0.29555246728828255,0.29346568329326456,0.2931139858386472],"twin_dists":[0.13809595597761068,0.1528187036035171,0.1626200732108655,0.16284298646140644,0.16547159364506414,0.17021532042234716,0.1720060206751925,0.17735215893945883,0.18028540235760532,0.18043317733200934,0.18195059180390152,0.18439904597642268,0.18576334322396665,0.18584106613294385,0.1863284364933633,0.18794043786734171,0.18996679337402697,0.19250224129189478,0.19411879057879955,0.19872982203122946,0.1995458722115129,0.20240057548671544,0.20277969647578298,0.2033682338882144,0.2034676669207235],"n_dims_used":45,"mean_confidence":0.91741943359375},"coverage":{"mean_confidence":0.91741943359375,"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}}