{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004464","490:4900000934","490:4900000785","490:4900000920","490:4900003080","490:4900000177","490:4900000948","490:4900000577","490:4900000350","490:4900000049","490:4900002932","490:4900000029","490:4900000246","494:4940008435","490:4900001735","490:4900001328","490:4900000466","490:4900001706","490:4900000733","496:4960008146","494:4940008233","490:4900001163","490:4900001162","490:4900001593","490:4900001458"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,496,494,490,490,490,490],"twin_sims":[0.5863073788967382,0.5566719785094874,0.5502406230091984,0.5468717068288428,0.5468392177600672,0.5447817339998146,0.46769502928259854,0.4587529719113644,0.4459486119609953,0.4317544508741056,0.4155443755403659,0.4074963693632581,0.40180106258031084,0.4006628682624846,0.39788758454428036,0.3972323023117175,0.3966848606593605,0.3961927273180712,0.3957293025760435,0.38318519939425594,0.3737824429229631,0.37344619197019335,0.36702423495024095,0.36637519381056777,0.3659925765430219],"twin_dists":[0.13420642714058156,0.14057425404572396,0.1419617380186085,0.14268957641876945,0.14269659920526634,0.14314148921391281,0.1601135790200275,0.1621344903081484,0.16505320900324244,0.16832637972463851,0.17211832898537024,0.17402437468853305,0.17538328686424484,0.17565589779776267,0.17632208909743677,0.1764796951115886,0.17661145510575357,0.17672997460946394,0.17684164219631646,0.17988782579558035,0.18220250583180686,0.18228580374599138,0.183883874013232,0.18404615745789948,0.18414189303855322],"n_dims_used":45,"mean_confidence":0.9175310770670573},"coverage":{"mean_confidence":0.9175310770670573,"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}}