{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690003995","480:4800004438","469:4690003097","490:4900001189","487:4870003123","469:4690003892","487:4870004386","490:4900000387","470:4700005840","490:4900001172","478:4780007857","490:4900000197","490:4900000905","496:4960008524","481:4810003260","490:4900001171","469:4690002164","480:4800004187","466:4660005040","494:4940004354","494:4940003865","490:4900000769","493:4930000384","490:4900003903","466:4660001941"],"twin_admin_codes":[469,480,469,490,487,469,487,490,470,490,478,490,490,496,481,490,469,480,466,494,494,490,493,490,466],"twin_sims":[0.0945864932493809,0.053819363962074956,0.0520538376795994,0.035332609496761494,0.03360777867651334,0.03162955378410382,0.029971086806007838,0.02812834119547219,0.025093493937744526,0.024093936221145543,0.023880068971852676,0.023362619957273775,0.022226874189399504,0.0187781937680005,0.018027097747857525,0.01731957242902247,0.016649851835511046,0.016642278429646228,0.01654516018975869,0.015826731129490134,0.015815584556669173,0.01565069366654155,0.015597800860275483,0.015350638473137638,0.014797562242887603],"twin_dists":[0.282054413031854,0.31396989833150596,0.3157567315867803,0.33581780363829433,0.33832230307814104,0.341333445679766,0.3439846430077203,0.34708225356358013,0.35258694902058435,0.3545261923713773,0.354950138774511,0.35598964044681625,0.3583431357144515,0.36619350137527806,0.36806893574287525,0.3698992326487687,0.3716931571664637,0.37171380291886275,0.3719792892974307,0.3739868823481991,0.37401865664780665,0.3744910083997696,0.37464345432913404,0.37536190371639566,0.37700721866491255],"n_dims_used":43,"mean_confidence":0.9130343947299692},"coverage":{"mean_confidence":0.9130343947299692,"n_dims_used":43,"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}}