{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010492","490:4900011360","490:4900010748","490:4900007895","490:4900010132","490:4900011219","490:4900008897","490:4900009008","490:4900011079","490:4900009936","490:4900007896","490:4900008104","490:4900010663","490:4900009527","490:4900007781","490:4900011069","490:4900009720","490:4900008901","490:4900008769","490:4900010407","490:4900011145","490:4900007783","490:4900009822","490:4900011068","490:4900009528"],"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":[0.40567583734572105,0.30376815037922067,0.2097895786309701,0.16438977898834195,0.16339862789238987,0.11902740089413183,0.1163093115523599,0.10264297981571045,0.08978333262220066,0.08876439838384738,0.08564479732769606,0.08187796749401619,0.0793935207958565,0.07789350813676021,0.07567608285736005,0.06769727236642403,0.06725224611235062,0.06375680810352957,0.060475185943745756,0.06004534891456293,0.05899407423342215,0.057190167592775065,0.05529215110172905,0.05489265475891815,0.051193546993457725],"twin_dists":[0.17445782927146555,0.2004860418448266,0.22952538919724363,0.2467967241268053,0.24720969810593477,0.2679573212346798,0.26940753419457414,0.27712297383085194,0.2851539768494184,0.2858283209685616,0.28793187305292195,0.2905548210934554,0.29233812488830513,0.2934366050885319,0.29509204729649996,0.3013932949187001,0.30176218270405664,0.3047310113404844,0.30764204863343314,0.30803289027133857,0.3089985787542614,0.310689161800774,0.3125161405209789,0.3129072754009837,0.31664570824801574],"n_dims_used":45,"mean_confidence":0.8895967271592882},"coverage":{"mean_confidence":0.8895967271592882,"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}}