{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002392","470:4700002910","470:4700002069","470:4700000398","470:4700000199","470:4700000200","470:4700001908","470:4700000250","470:4700001042","470:4700000667","470:4700000392","470:4700002233","470:4700001299","470:4700000324","470:4700000251","470:4700001169","470:4700000313","470:4700000564","470:4700001607","470:4700000384","470:4700000470","470:4700000917","470:4700000378","470:4700000267","470:4700001757"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.8747464983188055,0.8480806167714035,0.8411103775363459,0.8337822545069796,0.812915535525317,0.8073004456481307,0.7927482595994035,0.7909667004473349,0.7845680878218002,0.7693257795487005,0.7670100015464525,0.7578437535865895,0.7566737817325997,0.7554954377587998,0.7528941840023975,0.7366272789890618,0.7321684461742066,0.7269509355519529,0.7134715957624915,0.7069843530071727,0.7004326759939652,0.699070473908182,0.6964716561868247,0.6942727436367797,0.6925815809521358],"twin_dists":[0.06718947136005107,0.07455736327104043,0.07640161469992914,0.07830968425583412,0.08359076893473298,0.08497789641186733,0.08851488201472611,0.08894257963033887,0.09046984804472048,0.09405652737744843,0.09459561213994094,0.09671561219112604,0.0969846904313772,0.09725536077796566,0.09785171497355934,0.10154710708024633,0.10255063763634822,0.10372025579053093,0.10672058593991544,0.10815461117804262,0.10959698935399403,0.10989618444461989,0.11046635303432768,0.11094814840441862,0.11131830757756336],"n_dims_used":43,"mean_confidence":0.9125128457712572},"coverage":{"mean_confidence":0.9125128457712572,"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}}