{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009540","490:4900009335","490:4900009945","490:4900009428","490:4900010321","490:4900010503","490:4900011908","490:4900009541","490:4900008347","490:4900009741","490:4900009448","490:4900009432","490:4900012116","490:4900012180","490:4900010162","490:4900009641","490:4900010227","490:4900012029","490:4900010047","490:4900009863","490:4900009442","490:4900009530","490:4900012051","491:4910004748","490:4900009535"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.15626993152748966,0.12891489565830735,0.07586412728854919,0.07502312301296926,0.07275171993673624,0.06918351419614824,0.05612825536274658,0.05079348933601875,0.049714960341411936,0.03676530977849029,0.034800941542645264,0.03073917525410512,0.03058679531712323,0.028522644300108393,0.02702767028604264,0.027017912295599706,0.026475986244035316,0.026237399390238975,0.02176434161163853,0.01843838987748802,0.017708557296177967,0.017560116413938218,0.014613277739155897,0.014177469633752599,0.013278226612979125],"twin_dists":[0.2502348363123562,0.26288616238982426,0.2949501554559213,0.295586966574173,0.297336157452763,0.3001754654904954,0.31170504308025604,0.31706334394857355,0.3182030627547741,0.3338153589915806,0.33657848950642527,0.34274157079825646,0.34298604908548047,0.34640508172333334,0.3490167101621035,0.34903416118147196,0.3500119667051067,0.3504479330566851,0.3593316259331795,0.3670336827262068,0.36888503253159743,0.369269736987353,0.37756748240504484,0.37891763493059244,0.38182346879742873],"n_dims_used":45,"mean_confidence":0.8940080430772569},"coverage":{"mean_confidence":0.8940080430772569,"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}}