{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007293","490:4900005684","490:4900006311","490:4900005956","490:4900006440","490:4900005291","490:4900005028","490:4900005164","490:4900006074","490:4900005954","490:4900004745","490:4900006668","490:4900007413","490:4900006322","490:4900005429","490:4900003633","490:4900006075","490:4900005293","490:4900005287","490:4900005958","490:4900005953","490:4900003371","490:4900005029","490:4900005300","490:4900005955"],"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":[0.8721807943186938,0.801691484034784,0.7689490081836267,0.6947283951861465,0.6691653667384587,0.6463112489266559,0.6123089826988845,0.5616089399760084,0.5568889884450505,0.5442641562275919,0.5290410872255258,0.5271525479906011,0.5144759497072566,0.4956328658817555,0.4867114087011319,0.48642295362180243,0.4681385774113071,0.45833810592346524,0.4538096406893571,0.4516168948938323,0.43146113930826924,0.42954727425069744,0.427920091196725,0.4196424556156917,0.40844617321871446],"twin_dists":[0.0679228777211399,0.08635069931697735,0.09414433456171796,0.11084835927240042,0.11641334489668159,0.1213439348891385,0.12863715579487547,0.1395107737827888,0.14052747947787053,0.14325345151381425,0.14655565434961593,0.14696666160347213,0.1497342412797342,0.1538801480926518,0.15585846721413488,0.1559226122899012,0.16001368783538675,0.1622285864171243,0.1632577025851303,0.16375736402922725,0.16839446412426962,0.1688391787605454,0.16921791508821768,0.17115390212270148,0.17379857465761225],"n_dims_used":45,"mean_confidence":0.8963879055447048},"coverage":{"mean_confidence":0.8963879055447048,"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}}