{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920005713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920005714","492:4920005817","492:4920005363","492:4920005477","492:4920006000","492:4920005914","492:4920006086","492:4920004019","492:4920006127","492:4920005593","492:4920005132","492:4920005715","492:4920005294","492:4920004996","492:4920005699","492:4920005767","492:4920005190","492:4920006851","492:4920005483","492:4920005408","492:4920004020","492:4920005955","492:4920007095","492:4920005904","492:4920005536"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.4385745227662074,0.3272907878265939,0.27458007104213394,0.26391169012938825,0.23729561921524964,0.22009716709720983,0.20869037663114914,0.2017627510305992,0.19409340270620665,0.18838462139525963,0.1857263838456439,0.1745855449868979,0.17078449896037304,0.1696718436092595,0.1651556509901035,0.15806336618395864,0.1543778576353574,0.15095512903164116,0.14953623846162317,0.14010880894003336,0.1377331170947125,0.13371383721075963,0.1337011391729849,0.13095065146276283,0.1273765327879109],"twin_dists":[0.16674847693548414,0.1941096843418241,0.20881235761731798,0.21198927955186422,0.2202855523179456,0.2259731107825686,0.22991112151486842,0.23237465931845364,0.2351708014792381,0.2373023719831612,0.2383103587396779,0.24264923042564027,0.24417458870201744,0.2446256930507614,0.2464788466497072,0.24946446727195465,0.251054610648113,0.2525564702547788,0.2531864085883707,0.25748814784707896,0.2586059930444386,0.2605305073185187,0.26053665575749874,0.2618789325000048,0.26365530173879576],"n_dims_used":45,"mean_confidence":0.8997715420193142},"coverage":{"mean_confidence":0.8997715420193142,"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}}