{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001825","489:4890002066","470:4700008208","489:4890001822","489:4890003577","489:4890001570","489:4890000787","489:4890002224","470:4700008303","470:4700007826","489:4890002152","472:4720001356","470:4700008302","470:4700008299","489:4890003809","489:4890001741","469:4690000353","478:4780002647","489:4890002084","489:4890002235","489:4890002633","470:4700006981","489:4890000516","489:4890000569","470:4700007650"],"twin_admin_codes":[489,489,470,489,489,489,489,489,470,470,489,472,470,470,489,489,469,478,489,489,489,470,489,489,470],"twin_sims":[0.6677635867533621,0.6441998994765135,0.6437766060474265,0.5908238318766874,0.5697352549276177,0.5632495632231076,0.536237656151586,0.5317434993636306,0.5303845833625436,0.5246246529796696,0.49806731813904015,0.49049214793605667,0.4849056706964434,0.48435265256101956,0.481173810618755,0.48085151922125785,0.4745585649040667,0.4670516921742618,0.462510089185235,0.4547950917895405,0.45408911038019883,0.4530091052998553,0.4504042540568495,0.4471971313936826,0.44485068130020694],"twin_dists":[0.11671679057221783,0.12179792531571795,0.12188891857093584,0.1332384879192199,0.13776291885218847,0.13915764655811572,0.14499226708797694,0.14596806770700987,0.14626345824201675,0.14751731982013633,0.15334212397064462,0.1550187895811049,0.15626020994207268,0.15638333830187853,0.15709195387097846,0.15716387997847198,0.1585714033196158,0.1602585221764288,0.16128371137674774,0.16303343698776082,0.16319408371617194,0.16344001730699806,0.16403407463691133,0.1647672502809242,0.16530492913085032],"n_dims_used":45,"mean_confidence":0.9139702690972222},"coverage":{"mean_confidence":0.9139702690972222,"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}}