{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000389","493:4930007168","490:4900000774","466:4660002295","490:4900000395","490:4900000053","470:4700005833","496:4960003542","490:4900002794","490:4900000473","490:4900003220","480:4800005212","478:4780004017","485:4850004559","490:4900006772","490:4900000604","490:4900004027","490:4900000834","494:4940008402","490:4900003905","469:4690002234","490:4900002777","490:4900000626","487:4870010328","490:4900002043"],"twin_admin_codes":[490,493,490,466,490,490,470,496,490,490,490,480,478,485,490,490,490,490,494,490,469,490,490,487,490],"twin_sims":[0.20285187293555107,0.15444602964642729,0.14387203117775935,0.12961300096374045,0.12311831809329941,0.11719426652345287,0.11484406251825306,0.10020372408718584,0.09800122791804367,0.09668924449915021,0.0934197229049511,0.0897724073233679,0.08805265147505897,0.08709659009006152,0.08456320361710887,0.08306056190872635,0.08160271398587098,0.08080144285667916,0.07540024345713221,0.07397954956903087,0.07397301427818842,0.0718458024103876,0.06767072378077156,0.06593369701575175,0.06476018911522018],"twin_dists":[0.23198355688717912,0.2510249466030466,0.25574598639052576,0.26253941671435255,0.2658216645979286,0.26893254833640756,0.27020012057511344,0.27858304121367483,0.2799254859395437,0.28073644109630114,0.2827957116723852,0.2851611750974307,0.2863030171542489,0.2869454778892894,0.2886754357062858,0.2897211509591114,0.29075024172476827,0.29132213708110327,0.29530070145062187,0.2963852230329653,0.2963902506232945,0.29804613605772634,0.30141524588695023,0.3028669497702796,0.3038654608922027],"n_dims_used":45,"mean_confidence":0.9174574957953558},"coverage":{"mean_confidence":0.9174574957953558,"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}}