{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001869","497:4970002283","497:4970001615","497:4970002129","497:4970002280","497:4970001784","497:4970001378","497:4970002359","497:4970002364","497:4970001620","497:4970002207","497:4970003290","497:4970002769","497:4970002688","497:4970002685","497:4970002755","497:4970002629","497:4970002278","497:4970003326","497:4970001538","497:4970002693","497:4970002626","497:4970001210","497:4970001700","497:4970001986"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5329771045297322,0.49981423583484846,0.35758013885693896,0.3249073558617769,0.27708140141471616,0.2595471424626243,0.2407261328527526,0.2244637904991464,0.1976066723923186,0.1973075738514944,0.1801818617144171,0.1719090257738102,0.15915846570663977,0.14388785611624524,0.1378181351585889,0.13642823062836976,0.12269139020159298,0.11494604644791115,0.10337674909473381,0.10068998421229475,0.09354659544368912,0.0934005779444221,0.08665936169483059,0.08261342871271533,0.08056012076453542],"twin_dists":[0.1457000524999744,0.15295650665998328,0.1862597374002782,0.1947437684350051,0.20807854251314095,0.21331202945159955,0.21918376423197766,0.22450193240294092,0.23388060241219746,0.23398982027369564,0.24044595100934563,0.24372080756486814,0.24899719698412148,0.2557387322360962,0.25856574157516,0.25922613123064625,0.26604198935739837,0.27014470432600896,0.27668906564745643,0.27828977986220776,0.2827147515120545,0.282807936025644,0.2872411594134357,0.2900352349333802,0.29149526714258206],"n_dims_used":45,"mean_confidence":0.9021316528320312},"coverage":{"mean_confidence":0.9021316528320312,"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}}