{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006865","489:4890001029","489:4890000908","489:4890000730","470:4700006465","489:4890001580","489:4890001991","489:4890001579","470:4700006468","470:4700006326","489:4890000970","489:4890002653","489:4890001092","489:4890002656","489:4890001415","489:4890002166","489:4890002660","489:4890002751","470:4700006464","489:4890003997","489:4890002833","489:4890000973","489:4890000971","489:4890003331","489:4890001995"],"twin_admin_codes":[470,489,489,489,470,489,489,489,470,470,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489],"twin_sims":[0.7428089892286992,0.7255528844937623,0.7148247187962952,0.7125885372139508,0.7073239477524355,0.7070608671665447,0.6814189344683567,0.666114966029734,0.6633212858361969,0.6523923655453462,0.6513562574237683,0.6425165710711777,0.6235636733626475,0.6152307461268444,0.611785313659934,0.60360268647562,0.6020292800224509,0.5962704608471681,0.5958361050452764,0.595185427438533,0.5941895324614447,0.5929065915753474,0.5924877715992641,0.5906081420406358,0.5880937611931241],"twin_dists":[0.1001493739060454,0.10403283930114822,0.10642069785722075,0.10691614748977878,0.10807969079752285,0.10813773224264087,0.11375373927195474,0.1170734764730571,0.11767743928619714,0.12003510081627486,0.1202582407262039,0.12215973439813296,0.12622629592280882,0.12801143713281626,0.1287492966979919,0.13050144979294598,0.13083837112848526,0.1320716798830596,0.1321647147230036,0.13230408800438123,0.13251741670454953,0.1327922539145419,0.13288198084136174,0.13328470405628687,0.13382352955817559],"n_dims_used":45,"mean_confidence":0.9156409369574653},"coverage":{"mean_confidence":0.9156409369574653,"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}}