{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001962","487:4870001779","466:4660014247","466:4660014621","466:4660014222","487:4870003830","490:4900001427","466:4660008571","490:4900000676","487:4870003531","487:4870004133","466:4660014333","487:4870002873","466:4660014569","466:4660014138","487:4870005718","487:4870002546","487:4870004408","490:4900003078","466:4660013030","466:4660011010","466:4660013722","466:4660003078","487:4870011344","487:4870002127"],"twin_admin_codes":[487,487,466,466,466,487,490,466,490,487,487,466,487,466,466,487,487,487,490,466,466,466,466,487,487],"twin_sims":[0.5469357847944217,0.5106148157341146,0.4234788627958354,0.4138609490255216,0.3605840352125283,0.34997424373210373,0.3350640390191906,0.31128848693465044,0.2932770052013373,0.2856178536756517,0.2829858939334975,0.2810023287410845,0.2807738801373453,0.2797445895381212,0.2782051742922947,0.2757811497062217,0.26812468935777856,0.26773620891898786,0.2584394821254657,0.2574134009580544,0.2565758625291864,0.2525628465462076,0.25137337743431193,0.251201331370869,0.24955384983974652],"twin_dists":[0.14267572563530623,0.1505804659570533,0.17025467192720656,0.17251568289314337,0.1855006210497976,0.18819666620607187,0.1920591720661417,0.19841788638045912,0.20342156878145867,0.20560411483421784,0.20636220105349598,0.20693634665054594,0.20700262879519934,0.20730167397507754,0.20775017879434782,0.20845948909717685,0.21072535973537532,0.21084138658532423,0.2136499442469602,0.21396378726254425,0.2142205476302857,0.2154582252864263,0.2158274757266678,0.21588097664777192,0.2163944805814603],"n_dims_used":43,"mean_confidence":0.9099246180334757},"coverage":{"mean_confidence":0.9099246180334757,"n_dims_used":43,"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}}