{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001506","491:4910001692","491:4910001798","490:4900002369","490:4900004880","490:4900004603","490:4900004193","491:4910001204","490:4900002066","490:4900007650","491:4910001505","491:4910002312","491:4910001200","490:4900003777","490:4900003635","490:4900007423","490:4900003774","490:4900003770","490:4900003639","490:4900003241","490:4900003632","490:4900003240","491:4910001855","491:4910001389","491:4910001448"],"twin_admin_codes":[491,491,491,490,490,490,490,491,490,490,491,491,491,490,490,490,490,490,490,490,490,490,491,491,491],"twin_sims":[0.42033038931373806,0.41730803004413003,0.3355989410247958,0.2655363765164268,0.24991503727170053,0.24653025056206146,0.24583476070116939,0.2207023918902755,0.1939939767151539,0.1684460251680798,0.16126147725074522,0.15097169971914323,0.14976899005899058,0.14907814131698618,0.14517383856497182,0.13688684357997996,0.13605376249282114,0.13564808257350217,0.1344040560464901,0.13193345692519176,0.11607958154162666,0.11475354805276508,0.11247389936168702,0.11241861750896634,0.11103048149011266],"twin_dists":[0.17099240035987034,0.1717027809225709,0.19191902916691336,0.21150038814621788,0.216281716978299,0.217342583428988,0.21756172152585151,0.22576804468945372,0.23520754923125253,0.24512514352234993,0.24810637864206744,0.25254913923630046,0.2530827740193194,0.25339072784837624,0.25515120541596004,0.2590076746751686,0.25940491434885526,0.25959901557707793,0.2601969586847034,0.2613968934039447,0.26953129146409754,0.27024933622774516,0.2714988238105447,0.2715293654891086,0.27230009848613546],"n_dims_used":45,"mean_confidence":0.8958808051215278},"coverage":{"mean_confidence":0.8958808051215278,"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}}