{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000054},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000157","480:4800000161","480:4800000216","480:4800000195","480:4800000055","480:4800000162","480:4800000021","480:4800000226","480:4800000243","480:4800000244","480:4800000022","480:4800000215","480:4800000103","480:4800000164","480:4800000165","480:4800000220","480:4800000255","480:4800000196","480:4800000197","480:4800000005","480:4800000001","480:4800000229","480:4800000213","480:4800000214","480:4800000011"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7934802426705143,0.6526155386408569,0.6423410057408566,0.6384521333952262,0.6336178771591746,0.6231786616423941,0.5429066951067895,0.4769835158449497,0.4247240114434244,0.4060708145573727,0.39151502091372514,0.35794929723901475,0.29509605810071676,0.2695845382375088,0.2677844942137144,0.2441571646774205,0.17709144580066974,0.17407120043955313,0.17376775010075685,0.1663849359517922,0.1617247197313401,0.15823905855143805,0.15260363988047085,0.15132284513514038,0.1512511410779459],"twin_dists":[0.08833883494109598,0.11998702960152134,0.12219746261845418,0.12303283399366935,0.12407048151684383,0.12630880147888268,0.14354718766116648,0.15802831174945076,0.16996355203359198,0.17436371489893368,0.17785991175722285,0.1861662715528024,0.2029082076716899,0.21029027791683014,0.21082695960945022,0.21809195417098537,0.24165653661071837,0.24285423886016438,0.2429753915915467,0.24597084670008612,0.24791128853299135,0.24938934221589665,0.2518300339811704,0.2523939283574334,0.2524256009553275],"n_dims_used":43,"mean_confidence":0.9039287123569223},"coverage":{"mean_confidence":0.9039287123569223,"n_dims_used":43,"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}}