{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005295","490:4900004617","490:4900004606","490:4900002969","490:4900006188","490:4900007046","490:4900002524","490:4900005192","490:4900004063","490:4900006198","490:4900005421","490:4900006194","490:4900006187","490:4900006309","490:4900006553","490:4900004062","490:4900006446","490:4900007304","490:4900007661","490:4900006439","490:4900005036","490:4900004614","490:4900007047","490:4900005427","490:4900005550"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20141841162256094,0.14794255752564428,0.12706666971081373,0.10438826289787355,0.07414590343395698,0.06335896580530205,0.05460542812737249,0.0539758379492845,0.05112320118739515,0.05097212612556238,0.049190327268034205,0.04533099162894823,0.042859831671020907,0.04182616587496376,0.03630463090307856,0.03174675872637054,0.03108181662878768,0.030725308493084566,0.030501399059436503,0.030073218174748624,0.029396312146042793,0.029011029266664736,0.026672571943708086,0.026332506413671807,0.02417902518447462],"twin_dists":[0.23249861307909772,0.25389922205661947,0.2638110747064996,0.2760948348874083,0.29625736788750057,0.3050772912359628,0.3131899488974165,0.31381389258021963,0.31671894775444676,0.31687652113509884,0.31876492558857844,0.32305945679819265,0.32597307325613345,0.3272338755622509,0.3344518947422753,0.3411506210845366,0.34219560526476084,0.3427637756377061,0.34312351532217095,0.343817790889614,0.34493285104432236,0.34557740032025025,0.34965528687506325,0.3502737371282401,0.3543584271748856],"n_dims_used":45,"mean_confidence":0.9023973253038194},"coverage":{"mean_confidence":0.9023973253038194,"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}}