{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004321","489:4890003867","489:4890003616","479:4790002906","479:4790001977","489:4890004164","489:4890004479","479:4790001893","489:4890003736","489:4890004370","479:4790002992","489:4890004419","489:4890004522","489:4890003807","489:4890003623","489:4890004655","489:4890004428","489:4890004368","489:4890003946","489:4890004429","479:4790003153","489:4890004126","489:4890003613","489:4890004179","489:4890003868"],"twin_admin_codes":[489,489,489,479,479,489,489,479,489,489,479,489,489,489,489,489,489,489,489,489,479,489,489,489,489],"twin_sims":[0.8347860114962246,0.7865592552487755,0.7608173085211998,0.7582487432976858,0.7488287030801404,0.7479483002767796,0.7221879580476384,0.7197521724136668,0.7183605486299778,0.717238601468768,0.707900431321076,0.7076865638306906,0.7030417709771882,0.6857554255774595,0.685751298459506,0.6790189128813419,0.6745559068232042,0.6703507698414556,0.6666005172869588,0.6568614043174524,0.6553679836959451,0.6457764525359235,0.6441875571109652,0.6416323156440025,0.6404999596640306],"twin_dists":[0.07805010662891758,0.08999603261084148,0.09603022126882886,0.09662239226514902,0.09878062984153616,0.09898130302961311,0.10478381878656101,0.10532626045867467,0.10563574039432319,0.10588502414819505,0.10795247210560416,0.10799967388511138,0.10902326515509426,0.11280916766478365,0.11281006753629098,0.11427571898123423,0.11524496191498403,0.11615661746011349,0.11696844687971647,0.11907192109723815,0.11939391976737679,0.12145894879250078,0.12180057860732843,0.12234974350139473,0.12259301617884327],"n_dims_used":45,"mean_confidence":0.9172922770182291},"coverage":{"mean_confidence":0.9172922770182291,"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}}