{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003814","490:4900011552","490:4900011554","490:4900001807","490:4900001663","490:4900011947","490:4900011354","466:4660003904","490:4900010638","490:4900012149","490:4900009671","490:4900008391","490:4900008708","490:4900003147","490:4900011876","490:4900005607","466:4660004550","490:4900009360","466:4660004473","490:4900008081","490:4900009568","490:4900007486","466:4660006587","490:4900012889","490:4900009575"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,466,490,466,490,490,490,466,490,490],"twin_sims":[0.0624348384811486,0.030149317558213266,0.027040596840397113,0.02126395792076413,0.017801712845256258,0.016527622382847742,0.016197155391910096,0.016070375063895092,0.015255187452199026,0.014385877652902187,0.013781569534956675,0.013324901569928554,0.012419200708460018,0.010136887719889456,0.009984670297242749,0.009102653149423203,0.008791169210226697,0.007106580406960967,0.0057725310911524285,0.004608138264050316,0.004124814193656807,0.003966218021507068,0.003810345358196323,0.0037669202597186845,0.003508265384161036],"twin_dists":[0.3058885718742105,0.34369378280446644,0.34899360089460874,0.3604217915731052,0.36864504775349577,0.3720273771569077,0.3729419860378243,0.37329722287672495,0.3756420877095843,0.3782674773213164,0.38017628373534934,0.38166842481397006,0.38476669001552916,0.3935678825343536,0.39421578816296493,0.39815329719120984,0.3996256149139303,0.40850570634570627,0.41700206807421875,0.4260172758449942,0.430381959311009,0.43191585137782623,0.43347876115158684,0.43392454021561583,0.4366809637547724],"n_dims_used":45,"mean_confidence":0.9161744011773003},"coverage":{"mean_confidence":0.9161744011773003,"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}}