{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009441","490:4900009233","490:4900009564","490:4900009237","490:4900009134","490:4900009137","490:4900009352","490:4900009232","490:4900008683","490:4900009544","490:4900009766","490:4900009244","490:4900008459","490:4900009449","490:4900009834","490:4900010324","490:4900009439","490:4900010158","490:4900009854","490:4900008461","490:4900010067","490:4900009240","490:4900009653","490:4900009750","490:4900008673"],"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":[0.31472642995231426,0.2953904012249962,0.23271123423051582,0.19133690328412561,0.143322260525669,0.11638413848590008,0.11431067862571483,0.10182210797426315,0.0880770220644116,0.08535052787482578,0.07702486917194035,0.0700418613210622,0.06256796335783292,0.05519033836696364,0.049067944034207236,0.04842993661628499,0.04759767496787644,0.04731928532084306,0.04664892437584177,0.0423692684951351,0.040585785722190404,0.03701419511176311,0.035949403918668625,0.03442809665468972,0.033992739445602355],"twin_dists":[0.19748196211665148,0.20282531602273698,0.2217742869318908,0.23619449399902762,0.2559983698571353,0.26936726488217233,0.27049057006969357,0.2776112676622417,0.2862867130240909,0.28813342979908874,0.2940805193926868,0.29948179271486497,0.30577109903319394,0.3126155997086671,0.31889671193670943,0.31958821448801544,0.32050178331542545,0.32081034978476336,0.3215596529220127,0.3265682028313565,0.32878194621106405,0.3334742772128054,0.33494742452428805,0.33711786049498976,0.3377539959338671],"n_dims_used":45,"mean_confidence":0.8847122192382812},"coverage":{"mean_confidence":0.8847122192382812,"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}}