{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005749","472:4720000869","496:4960003288","488:4880005199","469:4690001493","496:4960001548","469:4690001499","489:4890002060","470:4700004665","488:4880001273","488:4880005665","472:4720000234","496:4960006159","472:4720001168","472:4720005447","470:4700008584","496:4960001343","470:4700008347","499:4990000510","499:4990000363","496:4960005620","470:4700006292","472:4720000504","472:4720001349","488:4880005666"],"twin_admin_codes":[488,472,496,488,469,496,469,489,470,488,488,472,496,472,472,470,496,470,499,499,496,470,472,472,488],"twin_sims":[0.6015653523303405,0.5527337462104822,0.5498381888133131,0.5436994563117699,0.5107694229773972,0.5091482806196326,0.5003282447461023,0.49593798204686146,0.4956033387648958,0.49209018705425334,0.4897617968793182,0.48817622476506994,0.48325296362654546,0.48183199761500267,0.48119105338328405,0.4799963107890858,0.47823742887949466,0.47427862169542934,0.4714705541368872,0.47000032694592037,0.4486132169697568,0.443489102285582,0.43631715903750934,0.43455900867285296,0.43267499902166356],"twin_dists":[0.13093771653396438,0.14142358051974785,0.14204864297886305,0.14337562889860822,0.15054655042374784,0.15090230494911938,0.15284311540768666,0.1538126748164244,0.15388667834199446,0.1546644588611247,0.15518084350356626,0.15553290802093142,0.1566283116530922,0.15694511290588858,0.15708810621526945,0.15735481196804485,0.15774783802062334,0.15863415785845775,0.15926431968668273,0.1595947552733901,0.16444327807451345,0.1656174259883168,0.1672696546775619,0.1676763162398871,0.16811282056171908],"n_dims_used":45,"mean_confidence":0.915541754828559},"coverage":{"mean_confidence":0.915541754828559,"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}}