{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003678","490:4900002717","490:4900002866","490:4900003544","490:4900002865","490:4900002716","490:4900002561","490:4900003541","490:4900003422","490:4900003163","490:4900002872","490:4900003021","490:4900003012","490:4900003680","490:4900002411","490:4900003289","490:4900003156","490:4900001256","490:4900003288","490:4900002413","490:4900003013","490:4900002871","490:4900002562","490:4900002864","490:4900002867"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8526160958015858,0.6985427193261743,0.6688041724303098,0.6556571897778433,0.5073877891094724,0.483625087942767,0.47170737434892024,0.46115194918501995,0.4290375385634531,0.42834202374228875,0.4134198611786916,0.3861147430049793,0.3683669734793435,0.3312436089945187,0.33026755349836084,0.32580722856452216,0.32266176285638515,0.3205026094118098,0.31429201614256697,0.297062401772525,0.29325349373810783,0.28509101550381855,0.24601310130098872,0.24432222781279367,0.22845697503789764],"twin_dists":[0.0733407787512292,0.11001203850414325,0.11649154795789048,0.11933157424317285,0.1512889721508431,0.15654539557352926,0.1592111263939478,0.1615909709691456,0.16895775942071917,0.16911965123407338,0.17261991226348916,0.1791722643794693,0.18354859709960833,0.19306367361848759,0.19332132061340698,0.19450406608462356,0.19534354916777208,0.19592244275962512,0.19759990205588596,0.20235537565554776,0.20342821634735533,0.20575552280622317,0.2175054911764348,0.2180396791813192,0.2231731521648956],"n_dims_used":44,"mean_confidence":0.9239989194003019},"coverage":{"mean_confidence":0.9239989194003019,"n_dims_used":44,"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}}