{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003408","480:4800003420","480:4800003360","480:4800003220","480:4800003219","480:4800003412","480:4800002675","480:4800002873","480:4800003303","480:4800003306","480:4800003589","480:4800003466","480:4800003305","480:4800003170","480:4800003582","480:4800003213","480:4800003045","480:4800003221","480:4800003172","480:4800003130","480:4800002919","480:4800002922","480:4800003222","480:4800003267","480:4800003463"],"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":[0.8067427090476899,0.778264014322638,0.7604310582971956,0.7411653997327108,0.7386716026611155,0.729398860186025,0.6809833861297678,0.6518683917929595,0.649769418740979,0.6371158705204572,0.6119603495862403,0.6099700404535762,0.5989470427750916,0.596048932090947,0.595814326477987,0.5918076484827179,0.5911417207861888,0.58147580977841,0.5754836812397299,0.5728889243131018,0.5703312789706639,0.5581945825294123,0.5225398049008139,0.521955192258031,0.49736783971361115],"twin_dists":[0.08511496426749934,0.09196167721352409,0.09611937444853513,0.10052175696431251,0.10108571747318754,0.1031721101429172,0.11384850736474306,0.12014795312524004,0.12059987398831148,0.12331973959324809,0.12871181389332287,0.12913801570224784,0.1314984275212567,0.13211912892911343,0.13216937954345442,0.1330276947733754,0.13317037498616688,0.1352424272424154,0.13652822297840653,0.1370853889438269,0.13763483897430795,0.140246125953551,0.14797191634612117,0.14809946419517858,0.15349663478660344],"n_dims_used":43,"mean_confidence":0.9220658235771712},"coverage":{"mean_confidence":0.9220658235771712,"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}}