{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012086","490:4900011359","490:4900010302","490:4900009720","490:4900010818","490:4900010213","490:4900011950","490:4900011218","490:4900011949","490:4900011289","491:4910005468","491:4910004803","490:4900010121","491:4910003945","491:4910005314","490:4900011144","491:4910005714","490:4900011145","497:4970000326","490:4900009625","490:4900009528","490:4900011061","497:4970000501","490:4900006306","490:4900010212"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,491,490,491,491,490,491,490,497,490,490,490,497,490,490],"twin_sims":[0.482137322803124,0.1673328421056127,0.13582870518719417,0.09012295583550817,0.07616341052992952,0.042924655943652364,0.03967404399119641,0.03003322070718629,0.02868449352353029,0.027154131658136772,0.021065689467489594,0.017095480402440084,0.01663027833228414,0.014984667127342775,0.013466894638745954,0.011845995782134326,0.011668912964587424,0.010566252041814727,0.009967233660723045,0.008431812953896303,0.008107866434502526,0.007490854753707057,0.007112349246607042,0.006709019812548562,0.006678993102424861],"twin_dists":[0.15687701659977152,0.24558097155977537,0.2595125413934585,0.284930557921986,0.2947249102182759,0.32589486059927947,0.3299455207049242,0.3438830768311977,0.3461294508834174,0.34879103844692055,0.36085993358554785,0.37049260890013197,0.37174653310640665,0.3764446366919484,0.3811996895785834,0.38683265395736915,0.387488841080733,0.39178593735341416,0.3942905673888125,0.40138333698834433,0.4030263166365997,0.4063254616416656,0.40847220062556433,0.41087585175358915,0.4110599552938244],"n_dims_used":44,"mean_confidence":0.8832019459117543},"coverage":{"mean_confidence":0.8832019459117543,"n_dims_used":44,"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}}