{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002976","466:4660002744","466:4660003301","493:4930004264","480:4800002440","466:4660003170","466:4660003165","470:4700005357","466:4660003420","488:4880003995","496:4960000118","493:4930004306","466:4660003479","480:4800002068","480:4800001950","496:4960011820","470:4700006210","466:4660002901","496:4960008815","470:4700005363","466:4660003178","466:4660002059","487:4870006880","466:4660003166","496:4960000066"],"twin_admin_codes":[466,466,466,493,480,466,466,470,466,488,496,493,466,480,480,496,470,466,496,470,466,466,487,466,496],"twin_sims":[0.3992157430767862,0.3530470090919463,0.28904662607884096,0.2831439057632487,0.27780902161197835,0.2683962200368179,0.24853518856939827,0.24846691367503693,0.2328008347980201,0.22585867266367915,0.21889966891223558,0.21817416599284195,0.2179158042489398,0.21745140380056066,0.2118725166285018,0.20807468307105972,0.208017798702157,0.2072965172154959,0.2029243073055931,0.20098089021018428,0.2007091965063887,0.19905841538136873,0.19624793783831582,0.19475431299670592,0.19161281576681247],"twin_dists":[0.1760030089393434,0.18741154571093824,0.20462278952071675,0.20631656909028118,0.2078658411935324,0.21064432397937435,0.2167130729300266,0.21673445619245132,0.22174500666794777,0.22403599904236582,0.2263799704891231,0.22662719263340597,0.22671536517360572,0.22687403044217594,0.22879819435260776,0.2301277855093779,0.23014782528242414,0.23040224990932065,0.2319575969924075,0.23265632056804583,0.2327543733346754,0.23335210587706046,0.2343776782200698,0.23492686150614975,0.2360915663092438],"n_dims_used":43,"mean_confidence":0.9143222542696221},"coverage":{"mean_confidence":0.9143222542696221,"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}}