{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004198","500:5000011205","500:5000009606","500:5000011376","500:5000011134","499:4990003547","478:4780004183","499:4990003441","499:4990004030","499:4990004132","489:4890002297","467:4670004145","499:4990003736","468:4680000604","489:4890000675","499:4990000085","500:5000010636","468:4680000404","472:4720000747","468:4680000121","499:4990003438","499:4990004068","499:4990002080","467:4670003637","478:4780005823"],"twin_admin_codes":[499,500,500,500,500,499,478,499,499,499,489,467,499,468,489,499,500,468,472,468,499,499,499,467,478],"twin_sims":[0.4539748704529685,0.4002409295189227,0.2357078659660653,0.2282649427865375,0.2174721759528967,0.2020175770481822,0.19687145972618064,0.19209919243126256,0.17086070846323126,0.16323546608543255,0.16290374848770797,0.16256606261938517,0.15549657677479364,0.1533623019091049,0.15260562841054165,0.15079724865597738,0.15029770771146247,0.14945323358813178,0.14896363907511864,0.14703105371475167,0.14495229385618044,0.1390938848392092,0.13473600771443106,0.13440325457648528,0.13308458396318562],"twin_dists":[0.1632200877156546,0.17575704619878207,0.22079901173627872,0.22323669934139065,0.22686692864533872,0.2322830218187631,0.2341492758022475,0.23591037745925947,0.24414376829031206,0.2472778549303548,0.24741657404374826,0.24755799934872627,0.2505690238162339,0.25149765541299607,0.25182916120001314,0.25262634763306296,0.252847798173742,0.25322339594417037,0.25344187011902075,0.25430946611913663,0.2552521466903759,0.25796395968004665,0.26003700077889336,0.26019734524865035,0.26083572367303104],"n_dims_used":44,"mean_confidence":0.9298988689075817},"coverage":{"mean_confidence":0.9298988689075817,"n_dims_used":44,"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}}