{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009974","490:4900009667","490:4900007939","490:4900007831","490:4900011190","490:4900009890","490:4900009573","490:4900011934","490:4900011786","490:4900008158","490:4900009971","490:4900010261","490:4900010071","490:4900011726","490:4900008044","490:4900007825","490:4900008949","490:4900012066","490:4900011535","490:4900007938","490:4900007832","490:4900011736","490:4900010185","490:4900011025","490:4900009869"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.414873460474063,0.3535982802142005,0.342269008280625,0.33599719934707684,0.3257938808114921,0.32362248796670534,0.30138154018325564,0.26181367227687236,0.260935161798018,0.23895852470356657,0.23417378859737564,0.22527214260987632,0.2239350572317942,0.20985881249797186,0.17487317783164638,0.1674966775595177,0.1601869110330663,0.1510932848110262,0.1405569448502399,0.1390579471442971,0.1383495119226736,0.13597304609101474,0.13440043462742252,0.1342055563546447,0.13289073314985841],"twin_dists":[0.17227660747474796,0.18727106781117078,0.19018151177372594,0.1918147651735003,0.19450761888972973,0.19508666333390476,0.20114855955249616,0.2126233934726383,0.21288986380904718,0.21975018692171394,0.22129726613554312,0.22423168437481983,0.2246790487612688,0.2295011396894019,0.24253477301961526,0.24551374721106398,0.2485604938414611,0.25249536701238795,0.2572788726982227,0.2579808552453208,0.25831458301844207,0.2594434992409732,0.26019870537649115,0.2602927517126127,0.26092996871952734],"n_dims_used":45,"mean_confidence":0.9258445739746094},"coverage":{"mean_confidence":0.9258445739746094,"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}}