{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003456","489:4890002997","489:4890003182","489:4890002346","489:4890002834","489:4890003184","489:4890003240","489:4890002666","489:4890002173","489:4890003181","489:4890003512","489:4890001927","489:4890001848","489:4890003521","489:4890002172","489:4890002745","489:4890001920","489:4890002742","489:4890002996","489:4890003258","489:4890003314","489:4890001852","489:4890003582","489:4890002007","489:4890001839"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8462610880238056,0.771401729038219,0.7573546517312739,0.7551646537394563,0.7452214313180653,0.7419076849059415,0.7325942381241525,0.7282679566060678,0.7214402869237092,0.7041019720270842,0.701125650158944,0.6867490793393947,0.68176134374861,0.6624706143069823,0.6539666526991553,0.6529710726767227,0.652115005248991,0.6513946683770141,0.6495145831713365,0.6461447074087101,0.6456149503024355,0.6406832464201982,0.6311670610154514,0.6272033168034225,0.6255410353791894],"twin_dists":[0.07504168832008336,0.09357202046805399,0.09682813960782098,0.09733128361453673,0.09960177336465602,0.10035364865294798,0.10245496843746903,0.10342547701919727,0.104950425928123,0.10878987988313873,0.10944469394246269,0.11259246112785631,0.11367922378984466,0.11786123359354621,0.11969594050443655,0.11991044216766256,0.12009483997903521,0.12024996947002618,0.12065472542946389,0.12137975296816812,0.12149367894794093,0.12255364290245645,0.12459623796697648,0.12544618635270588,0.125802511290079],"n_dims_used":45,"mean_confidence":0.9151076422797308},"coverage":{"mean_confidence":0.9151076422797308,"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}}