{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002639","480:4800003888","490:4900003084","490:4900001210","480:4800004285","490:4900004320","493:4930004451","493:4930006250","481:4810000595","466:4660001342","490:4900004292","493:4930007073","466:4660001754","490:4900003728","493:4930004239","493:4930004881","493:4930004736","490:4900001996","493:4930006182","493:4930004994","490:4900005276","493:4930004882","490:4900004714","496:4960007892","496:4960010858"],"twin_admin_codes":[490,480,490,490,480,490,493,493,481,466,490,493,466,490,493,493,493,490,493,493,490,493,490,496,496],"twin_sims":[0.38276177883476953,0.34914350395030647,0.34472947094329554,0.3383518917240166,0.3314931706541384,0.3211342479001895,0.3098557008878182,0.30380136150555204,0.30199900575650185,0.29877573633244603,0.29824389389680783,0.29708454546698976,0.2964036366375181,0.291786408123255,0.2838294871523891,0.28262952705964156,0.2776753585189417,0.269379323136609,0.26831632605436173,0.26704776906293803,0.2664946133371622,0.26610626135232945,0.264615567291475,0.26173105546170705,0.26135319508969634],"twin_dists":[0.1799914650085644,0.18840954631757073,0.18954515679734507,0.19119966803004662,0.1929978642141679,0.19575286811734663,0.1988096805703576,0.20047684389278,0.20097686055775776,0.2018754285772398,0.20202423739967348,0.20234916230552175,0.20254034485222475,0.20384364281417178,0.2061187590289842,0.206465172150751,0.20790488871167875,0.21035135033613608,0.2106681623012179,0.2110472587846873,0.21121291441686277,0.2113293434432296,0.21177724297695336,0.2126484289419825,0.2127629956182892],"n_dims_used":43,"mean_confidence":0.9215313223905341},"coverage":{"mean_confidence":0.9215313223905341,"n_dims_used":43,"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}}