{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007273","490:4900007268","490:4900007022","490:4900006531","490:4900007393","490:4900006903","490:4900006183","490:4900007143","490:4900004985","466:4660000514","490:4900006291","490:4900007987","490:4900007749","490:4900008869","490:4900007147","470:4700002786","470:4700002622","490:4900005541","490:4900006529","490:4900007633","490:4900007017","490:4900006660","490:4900008758","470:4700003130","490:4900007867"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,470,470,490,490,490,490,490,490,470,490],"twin_sims":[0.857068413237168,0.7435438268840412,0.7086008132839712,0.6744332322688668,0.6036961442061308,0.5954683448847494,0.5361868215463841,0.5321370088876061,0.5187148618911166,0.5140589695296301,0.5126854303592023,0.48796893583174805,0.48213074747876,0.47931413911347226,0.46430417879376495,0.4611592823664036,0.4430379387671138,0.4328207519245574,0.4265719631417914,0.4265371768983308,0.4223580528789311,0.42087079341998296,0.4197696567257159,0.417998806780386,0.4165364190380702],"twin_dists":[0.07213298119841632,0.09998270272622391,0.10779784904666936,0.11527157845673705,0.13048143753447214,0.1322434872342363,0.1450032954005959,0.14588255917144044,0.14880702802858523,0.14982555174480125,0.1501264605312148,0.15557896047967218,0.15687848294331777,0.15750718987796283,0.16087830992052438,0.16158931108507232,0.16572105415932076,0.16807902397921773,0.1695321480775593,0.16954026176303053,0.1705170271700557,0.17086561160224017,0.17112403148769945,0.1715402268889113,0.1718844931321655],"n_dims_used":45,"mean_confidence":0.9070233662923177},"coverage":{"mean_confidence":0.9070233662923177,"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}}