{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002102","490:4900002116","466:4660004474","490:4900003690","494:4940008947","490:4900002254","490:4900002252","490:4900009987","490:4900003976","490:4900004655","490:4900002703","490:4900007824","490:4900002851","490:4900003833","490:4900002720","490:4900002408","490:4900004375","490:4900011810","490:4900004240","490:4900010631","490:4900001421","494:4940008971","490:4900001940","490:4900004112","494:4940007654"],"twin_admin_codes":[490,490,466,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494],"twin_sims":[0.12578405538311943,0.10130945775137255,0.09153844708751549,0.07417210916679104,0.07406083144228633,0.07220007831776931,0.06912327726768576,0.06876533986576072,0.06674167054180653,0.06518820645055531,0.06301482873420206,0.058973699939686514,0.05766876023058975,0.049842094519894985,0.04829576882313665,0.04473361025198956,0.04421037977401249,0.043338459345791405,0.04189515388942631,0.04057944889454784,0.04017027358454023,0.03986600731803998,0.039214790997872895,0.03773723583511611,0.03680662266200421],"twin_dists":[0.26445894389885666,0.27791777831221753,0.2840065051537624,0.29623724799335205,0.2963227229653046,0.29776762733360734,0.30022440802224903,0.30051594961066835,0.3021878631652733,0.30349957142600104,0.3053782653454443,0.3090174337803728,0.3102363977724145,0.31806765103118534,0.31973459866350984,0.3237513424687187,0.324363745014539,0.32539792092742914,0.3271489157602031,0.3287899568338684,0.32930946009288603,0.32969867181154644,0.33054020381967486,0.33249431183976075,0.333758606924739],"n_dims_used":45,"mean_confidence":0.9223962571885851},"coverage":{"mean_confidence":0.9223962571885851,"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}}