{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000006279","500:5000002585","466:4660001196","499:4990000134","485:4850009031","499:4990001633","499:4990002265","473:4730007076","473:4730002210","500:5000004443","485:4850001126","489:4890004438","477:4770000153","470:4700009015","472:4720006741","478:4780001411","498:4980003719","469:4690001859","472:4720007184","500:5000002583","467:4670000267","466:4660011549","484:4840006097","477:4770003721","478:4780003474"],"twin_admin_codes":[500,500,466,499,485,499,499,473,473,500,485,489,477,470,472,478,498,469,472,500,467,466,484,477,478],"twin_sims":[0.3344267163843188,0.28719226032057565,0.26248209697513514,0.23007925743023228,0.2214426354207127,0.21765736388621693,0.20283234047164125,0.1945004654337376,0.18648547144889174,0.1808077603843735,0.17512188759421865,0.17491690348913042,0.16658829153089807,0.16252271437162102,0.16028828481926308,0.15970516255882192,0.15956050666207494,0.15475305680336532,0.1483580374033014,0.14602808908817472,0.14536631048863244,0.14502069151138552,0.14353088425220792,0.14285322374720166,0.14165488946853058],"twin_dists":[0.1922263075251866,0.20515264337976444,0.21242102179122688,0.22263771113798558,0.2255177415425873,0.22680363483716187,0.2319905582543551,0.23502048774701495,0.23802149012257273,0.24020256824363126,0.2424359124336473,0.24251738508082382,0.2458870716210309,0.24757616932494683,0.24851755855591195,0.2487648013518021,0.24882623680751742,0.25089146696596687,0.2537128445478014,0.254763052563868,0.25506360303307973,0.25522097082702694,0.2559025123864541,0.2562142597255863,0.2567682358311831],"n_dims_used":45,"mean_confidence":0.9158683776855469},"coverage":{"mean_confidence":0.9158683776855469,"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}}