{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008773","490:4900012021","490:4900009723","490:4900008896","490:4900011296","490:4900010310","490:4900009527","490:4900009529","490:4900009722","490:4900011291","490:4900010991","490:4900011890","490:4900010676","491:4910005666","490:4900011069","490:4900007886","490:4900008781","491:4910005665","490:4900009623","490:4900011752","490:4900011290","490:4900007783","490:4900009736","490:4900008341","490:4900010493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.49178806270664993,0.2486030429772116,0.2075704347060732,0.17297328719805954,0.16887583469643846,0.16388083997824585,0.14475551053389774,0.14367642880231765,0.14331336607927234,0.12576905487797613,0.11189642425861823,0.09577669873443555,0.09325958736390104,0.09149301062936352,0.0826742826350128,0.08053325884341249,0.07440216628227067,0.07237237214044753,0.07098331220220841,0.06849949929434934,0.06708627395854193,0.06636535154960398,0.06359856339363798,0.06084265073830845,0.055594886569500554],"twin_dists":[0.15473142226709943,0.21669182509074317,0.23030555734043426,0.2432932989019236,0.2449497243571322,0.2470085534268256,0.2553419019888762,0.2558356994857051,0.25600245893869533,0.26446655047778905,0.2718184357479854,0.28130561225813905,0.28289802164449246,0.28403599045690664,0.2899924089819437,0.2915145642043063,0.296060863772206,0.29763258091493283,0.2987288515833429,0.3007332775947993,0.3019002683106374,0.3025033130543141,0.3048685342987548,0.30730972668007533,0.3122212955293576],"n_dims_used":45,"mean_confidence":0.8892152574327257},"coverage":{"mean_confidence":0.8892152574327257,"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}}