{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007906","490:4900008682","490:4900008352","490:4900009036","490:4900007795","490:4900008570","490:4900007912","490:4900008465","490:4900009731","490:4900008447","490:4900008335","490:4900008460","490:4900008458","490:4900009027","490:4900008882","490:4900009533","490:4900009321","490:4900007928","490:4900008802","490:4900008471","490:4900008558","490:4900008804","490:4900009113","490:4900009138","490:4900008353"],"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":[0.1662158186256461,0.1585387441082162,0.1581935449306291,0.08629617040747203,0.07018559445664344,0.05395394355767622,0.04356632507279011,0.043099637620976745,0.03577899437488522,0.03269577859567397,0.031603228925147206,0.025328731922646872,0.025082041052363852,0.02451964547613598,0.020711855918963712,0.020547985770501594,0.019689599921322302,0.019343835991596375,0.019307479311513904,0.01837270757905379,0.018242398626730383,0.017215558604686886,0.017017494952593,0.016017655760479085,0.015606946287695161],"twin_dists":[0.24604057312710806,0.24926133853227975,0.2494087977439952,0.2874876760868296,0.29936631052710105,0.31383569888224344,0.32512597613571276,0.3256842342982363,0.3351866181493764,0.33969114977183984,0.3413745887269176,0.35214029092193544,0.3526087874255802,0.35369192121795706,0.36165084860675895,0.3620211373383298,0.3640039085752112,0.3648239522459494,0.364910920880534,0.3671976453312942,0.36752445911575,0.3701738097831186,0.37070070834723756,0.37344566719349725,0.3746170631868785],"n_dims_used":45,"mean_confidence":0.8973648918999566},"coverage":{"mean_confidence":0.8973648918999566,"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}}