{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011738","490:4900011612","490:4900008173","490:4900011544","490:4900008723","490:4900011343","490:4900011546","490:4900011481","490:4900011479","490:4900012212","490:4900011611","490:4900011203","490:4900011659","490:4900012209","490:4900011657","490:4900008722","490:4900008061","490:4900011664","490:4900011804","490:4900011041","490:4900006739","490:4900011673","490:4900006611","490:4900011920","490:4900010865"],"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":[0.4469130445933954,0.3920250448431323,0.383965683645275,0.3524740211877248,0.3502662681253579,0.3404204844376965,0.33224412169774925,0.3254515594176874,0.30759369987206725,0.2879709487768256,0.2748054526323413,0.27244522543168415,0.26225706243017044,0.26162081506829443,0.2512126494914631,0.246325311510265,0.2454714193053179,0.2391499400494786,0.22999898411290953,0.22983215099745788,0.22602069960001375,0.21937023887799567,0.2155360712179027,0.2040373182799238,0.201421792495374],"twin_dists":[0.16483229036860228,0.17773640809625507,0.17969693283532026,0.1875576784905464,0.1881218967942205,0.19066120648096305,0.19280000173165096,0.19459876302225998,0.19943034397952228,0.20492989769086042,0.20874607011099663,0.20944190522094328,0.21248911696502729,0.21268184293442166,0.2158774563495551,0.2174071151844491,0.21767636346546623,0.2196887174439645,0.2226641469525443,0.2227191083419998,0.2239820011333784,0.22621991301278574,0.22753083537540347,0.23155949990906965,0.23249739533934274],"n_dims_used":45,"mean_confidence":0.9137766520182292},"coverage":{"mean_confidence":0.9137766520182292,"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}}