{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002472","481:4810002211","493:4930001778","496:4960011039","470:4700000055","499:4990002161","496:4960011876","472:4720002509","496:4960011619","466:4660009063","472:4720000815","488:4880001513","488:4880005696","466:4660011092","496:4960010253","488:4880002205","488:4880004557","468:4680003597","499:4990001496","466:4660004042","488:4880006101","481:4810001360","496:4960010332","496:4960006987","481:4810000573"],"twin_admin_codes":[488,481,493,496,470,499,496,472,496,466,472,488,488,466,496,488,488,468,499,466,488,481,496,496,481],"twin_sims":[0.2010850518283862,0.1929351762968373,0.1769560918132999,0.1719330418455562,0.16811114453811943,0.1615463524779486,0.1598057549979436,0.14749360982180743,0.14689521728141866,0.1464214402040934,0.1430870127178395,0.14190749508083877,0.13804209849889795,0.1360655119687258,0.1292085464929618,0.12355576363680457,0.12319347147102959,0.11979574802034236,0.11436941680751539,0.1130636435175603,0.11008756922704703,0.109817799622748,0.10204185197843992,0.10025264500070262,0.0985691257170534],"twin_dists":[0.23261875341034077,0.23559969567587277,0.24170989966634387,0.24371113956453433,0.24526204240224622,0.24798635810874883,0.24872210353388324,0.2541010476179719,0.2543707633310055,0.25458488737548746,0.2561065848196617,0.25665117006977134,0.25845979580538986,0.25939929917276866,0.2627401349142143,0.26559651446471894,0.26578294041458783,0.2675519777317196,0.2704585336907663,0.2711737248196341,0.2728278857739617,0.27297952992072705,0.2774802530196162,0.2785534869082433,0.27957710133148056],"n_dims_used":43,"mean_confidence":0.913133843000545},"coverage":{"mean_confidence":0.913133843000545,"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}}