{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000573","470:4700004495","470:4700004492","489:4890000520","489:4890000676","489:4890000620","489:4890000619","489:4890000674","489:4890000518","489:4890000471","470:4700003964","489:4890000628","470:4700005169","489:4890000728","489:4890000678","470:4700004497","470:4700004657","470:4700000090","489:4890000731","467:4670000327","470:4700005478","489:4890000622","470:4700006009","467:4670000375","470:4700005168"],"twin_admin_codes":[489,470,470,489,489,489,489,489,489,489,470,489,470,489,489,470,470,470,489,467,470,489,470,467,470],"twin_sims":[0.9021887986356186,0.88181674733418,0.8800171299972352,0.8689232483476501,0.8634807997298509,0.8379919658446833,0.835546983421087,0.8316404550665629,0.8259064000431543,0.8231978779077016,0.7947149024545319,0.7839828003634118,0.7801993987665692,0.7651443425614882,0.7621052940020101,0.7585297807518194,0.7546353005267593,0.748086948915053,0.7445659811763098,0.741174955317248,0.7402312051099631,0.7395132585649041,0.7099384072737503,0.7093759310018859,0.708503613948136],"twin_dists":[0.058926809954364535,0.06513720587987204,0.06566408503416855,0.0688458469504839,0.07036839356378316,0.07721729465110451,0.07785294669356779,0.07886174724514816,0.0803279381925885,0.08101475835187648,0.08804146221145874,0.09060887879822715,0.0915049873459176,0.09502886680228946,0.09573266001796939,0.09655767988161928,0.09745272886609498,0.0989497117210259,0.09975067569598223,0.10051959359025466,0.10073316779995364,0.10089552097188843,0.10750235663786147,0.10762664611429257,0.10781931181825351],"n_dims_used":42,"mean_confidence":0.9096890404110863},"coverage":{"mean_confidence":0.9096890404110863,"n_dims_used":42,"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}}