{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010908","490:4900011066","490:4900011499","490:4900011149","490:4900010987","490:4900010992","490:4900012021","490:4900009722","490:4900011559","490:4900011227","490:4900010578","490:4900011753","490:4900008325","490:4900011290","490:4900010391","490:4900010133","490:4900011498","490:4900011150","490:4900010493","490:4900011292","490:4900009529","491:4910004908","490:4900011429","490:4900010312","490:4900008212"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.6712650962953303,0.5751156856649691,0.44747702558564934,0.3305205041498136,0.2868135876994456,0.27205784549761486,0.24497761832768958,0.24128793010431535,0.22371386775748792,0.18312470423400654,0.18091061652592647,0.17530041490361972,0.17495544288953746,0.1555629064921814,0.15524830642123766,0.1370659370665225,0.13224198601819318,0.11678586913291802,0.11592826775739547,0.11510538224174814,0.11206769397211376,0.10719172542012705,0.10650153659079478,0.10279736165455895,0.09887850112220337],"twin_dists":[0.11595852069434669,0.1366072267989338,0.16470318536781745,0.19325450982078649,0.20526109435105042,0.20955646501140035,0.21783234351248718,0.2190043044097283,0.2247532259504845,0.23930676796315684,0.2401626293697653,0.24236501064293745,0.24250206207843913,0.2505403133730932,0.25067656581108483,0.25892251370536357,0.26124612636523464,0.26915140614834093,0.26961290808733496,0.2700581997160666,0.27172351157352576,0.2744709919696021,0.274867677281408,0.2770314809257117,0.27938797272041477],"n_dims_used":44,"mean_confidence":0.8837066130204634},"coverage":{"mean_confidence":0.8837066130204634,"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}}