{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850004244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004034","485:4850004172","489:4890001262","489:4890001139","485:4850003885","489:4890001138","485:4850003959","485:4850001758","485:4850001759","485:4850003889","489:4890000900","489:4890001202","489:4890001068","489:4890001067","489:4890000946","489:4890001009","489:4890000607","489:4890000947","489:4890000773","485:4850001694","489:4890000354","489:4890000835","489:4890000664","481:4810005633","481:4810005574"],"twin_admin_codes":[485,485,489,489,485,489,485,485,485,485,489,489,489,489,489,489,489,489,489,485,489,489,489,481,481],"twin_sims":[0.9106441892929142,0.8747944601553596,0.8334377057749066,0.8181117838653447,0.8176434775845897,0.8032449153119271,0.7850960914241722,0.771096656769407,0.7668589539538785,0.7614219188640723,0.7284890495040811,0.7153350130998817,0.6902714913856456,0.6882762338859134,0.6854485152906907,0.6808898247185927,0.6757289018041792,0.6718822091917563,0.6637000770372943,0.6528231262339995,0.6444628800567792,0.6438373210438326,0.6355508631790161,0.6345985430809268,0.6093711491434821],"twin_dists":[0.05619320419399879,0.0671757058393132,0.0783986603468088,0.08229499662528758,0.08241227193455418,0.0859717333406684,0.09034433023391124,0.09364329663314404,0.09463072382359468,0.09589059141114026,0.10337596144626954,0.10630753113108513,0.1118234107476406,0.11225920046247556,0.11287608118981035,0.11386886238842389,0.11499039230821782,0.11582477908342909,0.11759558196393324,0.1199423129530892,0.12174138958575301,0.12187586747374289,0.12365567506681088,0.12386005257755263,0.12926625785317675],"n_dims_used":45,"mean_confidence":0.9196243286132812},"coverage":{"mean_confidence":0.9196243286132812,"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}}