{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009731","490:4900008883","491:4910005456","490:4900009113","490:4900008003","491:4910004800","490:4900008335","490:4900009003","490:4900009326","491:4910005407","491:4910005557","490:4900008457","490:4900009320","491:4910005156","490:4900008991","490:4900009224","490:4900009318","490:4900009321","491:4910005871","490:4900009138","490:4900007766","491:4910005404","491:4910004955","491:4910005157","490:4900009533"],"twin_admin_codes":[490,490,491,490,490,491,490,490,490,491,491,490,490,491,490,490,490,490,491,490,490,491,491,491,490],"twin_sims":[0.12915100079798317,0.12699734336298046,0.07258283508626481,0.06835231983386275,0.03801399456664789,0.034605597399823496,0.03234910261198254,0.025073810616247263,0.02366885283273465,0.01998269868028545,0.01971239976845906,0.01955761207245272,0.018171754765503877,0.017663356178249576,0.015262304914640822,0.014154180112331709,0.012494925538299027,0.012334505575093982,0.011370312489480373,0.009579565039253604,0.00838979805565274,0.007541081606273755,0.007393413867088596,0.007388967207153852,0.00708217834193208],"twin_dists":[0.262768731617374,0.263845965522411,0.29746796968479766,0.30085389387100187,0.33212341824500546,0.336860464504371,0.34022004571427744,0.35262448657531575,0.35537206990861914,0.3633185541832045,0.3639502773947326,0.36431544770916513,0.367702488226897,0.3690018771558016,0.3756211421533595,0.3789908127954519,0.38450011178822374,0.38506655857750277,0.3886156089349882,0.3959840144750446,0.4015932026863005,0.4060479542007458,0.4068686286732128,0.4068935688604168,0.4086477058044262],"n_dims_used":45,"mean_confidence":0.8813342624240451},"coverage":{"mean_confidence":0.8813342624240451,"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}}