{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012209","490:4900011544","490:4900012212","490:4900011657","490:4900012122","490:4900011528","490:4900011804","490:4900012196","490:4900011941","490:4900011612","490:4900008614","490:4900010628","490:4900011463","490:4900011277","490:4900011266","490:4900011789","490:4900011921","490:4900011738","490:4900011729","490:4900009167","490:4900010949","490:4900012189","490:4900012191","490:4900011481","490:4900010797"],"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":[0.411596317964435,0.3072245281850361,0.29943692979380615,0.26271907411420886,0.2556262463022025,0.24990112835607445,0.2288622725138508,0.22591771645317618,0.22039564112082527,0.21632901781619548,0.2093631640008563,0.20864442909835196,0.20553392165609974,0.19387907890198028,0.1817551832006794,0.17977967009289147,0.17831591483651246,0.17774376126169295,0.16821487679458721,0.1607798349643687,0.16072327835206984,0.1562734174206212,0.15570355993417853,0.1537089248076379,0.15081110405790027],"twin_dists":[0.173051330732929,0.1995318887591313,0.20169064381386073,0.21234935231007854,0.21451230926140638,0.21628605744566953,0.22303914726485807,0.2240163188358707,0.22587193281638226,0.22725844372221662,0.2296748631433038,0.22992727551354086,0.23102654022035266,0.23525003166380942,0.23983529134987833,0.24060266069033465,0.24117510448353505,0.2413997683225901,0.2452196157971748,0.24830964955312423,0.24833354754460032,0.2502333327029623,0.25047946193108356,0.2513461971929799,0.2526202131201952],"n_dims_used":45,"mean_confidence":0.9119612799750434},"coverage":{"mean_confidence":0.9119612799750434,"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}}