{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001568","473:4730007843","498:4980000502","498:4980001381","498:4980000821","498:4980000992","498:4980001849","498:4980000735","498:4980000278","498:4980000799","473:4730007498","498:4980000817","498:4980000592","498:4980000997","500:5000010349","498:4980000503","473:4730007729","498:4980001850","498:4980001666","498:4980000450","498:4980000407","498:4980000887","498:4980000824","498:4980001562","498:4980000528"],"twin_admin_codes":[498,473,498,498,498,498,498,498,498,498,473,498,498,498,500,498,473,498,498,498,498,498,498,498,498],"twin_sims":[0.8948866070337653,0.7355223062520829,0.7045956831609816,0.6967342782840484,0.6692875265575894,0.667468727361082,0.6589927653183463,0.6534593823258323,0.6530132385042424,0.6368327683109788,0.6317341255691797,0.6274777902024259,0.6272955796703451,0.6263742185266605,0.6130803645677534,0.6048558689637225,0.5988371264942869,0.5958689059910247,0.593173425314228,0.5915443686785881,0.5904275424241424,0.5855010140833957,0.5842516719642582,0.5785830049294813,0.574452808111089],"twin_dists":[0.06120885927023266,0.1017961519542085,0.10868114686926278,0.11040877234905642,0.1163868934423906,0.11678059984444188,0.1186121334809968,0.11980524107136928,0.11990135853001133,0.12338051521806534,0.12447460593829476,0.12538734413917263,0.12542640704317518,0.12562391914073506,0.1284719650986249,0.1302331058460952,0.131521967264177,0.1321576889953783,0.1327350895746226,0.13308410361112247,0.1333234020225015,0.1343792892481202,0.13464714453607346,0.13586302394255254,0.13674955021106036],"n_dims_used":45,"mean_confidence":0.9292247348361545},"coverage":{"mean_confidence":0.9292247348361545,"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}}