{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013272","487:4870001362","487:4870000151","466:4660010992","466:4660007273","466:4660008659","487:4870000280","466:4660010329","466:4660013073","487:4870001986","490:4900011991","487:4870000975","490:4900010791","490:4900012475","487:4870000741","487:4870000508","487:4870000563","487:4870003376","487:4870000339","466:4660010667","466:4660008657","487:4870000903","490:4900012749","487:4870000415","490:4900012963"],"twin_admin_codes":[490,487,487,466,466,466,487,466,466,487,490,487,490,490,487,487,487,487,487,466,466,487,490,487,490],"twin_sims":[0.2826127675474346,0.06804446535668235,0.02543626449388528,0.020087267185047625,0.01674188937091511,0.016703744345931637,0.015202899300615176,0.015021918507886858,0.01464806585183325,0.013669240066275434,0.013512818108111389,0.012207466140772017,0.011569182510540925,0.011243117754151344,0.01038702591955897,0.007726424972081727,0.0074160935271033405,0.007405160415895964,0.007314534629253367,0.00677904218365848,0.0067307535151099555,0.006665692051671086,0.005951282076479252,0.005820415247219024,0.005811821714933527],"twin_dists":[0.206470016690389,0.30110687118391133,0.35193730614070334,0.36307616238622387,0.3714429116199073,0.37154647917734235,0.3757962277415445,0.3763333695901313,0.3774612441284235,0.3805392166773623,0.3810490258293378,0.3855197893114993,0.387862296861152,0.3891035778314003,0.3925217735119048,0.405038071273487,0.406741633407133,0.40680281000146745,0.40731305637763554,0.4104493864768405,0.4107430574604713,0.41114174658702407,0.4157666997359843,0.4166677852456655,0.41672759405362325],"n_dims_used":45,"mean_confidence":0.9082135518391927},"coverage":{"mean_confidence":0.9082135518391927,"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}}