{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003858},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004544","490:4900004550","490:4900003991","490:4900003446","490:4900002297","490:4900003321","490:4900004283","490:4900002886","490:4900001985","490:4900004143","490:4900004130","490:4900001986","490:4900004407","490:4900004554","490:4900002898","490:4900002595","490:4900002142","490:4900004418","490:4900004136","490:4900003575","490:4900003447","490:4900004150","470:4700004501","490:4900001548","490:4900004552"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490],"twin_sims":[0.8163211581535312,0.7999747833389472,0.7796118819882192,0.6979787699141288,0.6548300319359888,0.6474263885996604,0.6208868795584366,0.6138034729141483,0.6016353405668298,0.5769353384068503,0.5449617311853403,0.5181565861759293,0.4847563763091809,0.3924925616824174,0.3849702426218645,0.3844125094747161,0.3722306688990006,0.34775169428470804,0.3473526214295874,0.3456775632442109,0.342090542602645,0.34168234514089324,0.3402111976544852,0.33635666734689645,0.32669812092856304],"twin_dists":[0.08274287691190206,0.08676841941515805,0.09164374342130549,0.1101358000731709,0.11950987518778831,0.12110406693224714,0.12679985771502145,0.12831710799815965,0.1309227291871025,0.13621661755003456,0.1431025566803363,0.14892903934104187,0.15629344574593618,0.17762326341098236,0.17945150759096368,0.17958773040772635,0.18258722844931838,0.1887667995675577,0.18886937334438822,0.18930059368717542,0.1902277633959341,0.19033360135647742,0.19071560449645583,0.1917207139372401,0.19426711699346147],"n_dims_used":45,"mean_confidence":0.9206637064615886},"coverage":{"mean_confidence":0.9206637064615886,"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}}