{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007017","490:4900004715","490:4900007632","490:4900008535","490:4900007749","490:4900006294","490:4900007986","490:4900006290","490:4900007144","490:4900007516","490:4900006163","490:4900004985","490:4900005912","490:4900007867","490:4900006287","490:4900008981","490:4900008648","490:4900006180","490:4900006895","466:4660000513","490:4900007273","490:4900006659","490:4900006531","490:4900004720","496:4960012055"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,496],"twin_sims":[0.8331012572453862,0.6819267673787129,0.6662244665436653,0.6479358266054546,0.639550729114143,0.6371677073783011,0.6284970308717981,0.6264476465369664,0.6037583462782076,0.5916170129229046,0.5891106647901712,0.5591782795359457,0.5358839271145184,0.5311680339077446,0.5274534486557797,0.5223975852433795,0.520940064576566,0.5160766119004135,0.5041313849163764,0.49851434664313066,0.4941692494102467,0.4867710446140311,0.4821569162042018,0.4778155216174628,0.4754897698822735],"twin_dists":[0.07848548274992853,0.11364322002951105,0.11704979196426704,0.12099446564226325,0.12279690601631468,0.12330861107692004,0.12516882046305966,0.12560817913108255,0.13046811811785242,0.13306853914868116,0.13360559455609808,0.14003420279994264,0.14506901112053427,0.14609313852518804,0.14690115447215582,0.1480029420914638,0.1483210181921988,0.1493838971672542,0.15200513106668703,0.15324341005551867,0.1542039784716969,0.15584520715361577,0.1568726471709302,0.157842183154223,0.15836274371636141],"n_dims_used":45,"mean_confidence":0.916797129313151},"coverage":{"mean_confidence":0.916797129313151,"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}}