{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001866","489:4890001702","489:4890001864","477:4770000223","489:4890002774","489:4890001781","489:4890002119","489:4890002030","489:4890001944","489:4890002363","489:4890001785","489:4890000564","489:4890002693","489:4890002196","489:4890003614","489:4890003531","499:4990003218","489:4890004896","470:4700004323","468:4680001093","477:4770001541","489:4890002118","489:4890002776","477:4770000271","477:4770000230"],"twin_admin_codes":[489,489,489,477,489,489,489,489,489,489,489,489,489,489,489,489,499,489,470,468,477,489,489,477,477],"twin_sims":[0.9237900176588906,0.791949204815284,0.7224330126715152,0.7201558324182373,0.6633587907874967,0.607589641928917,0.5987978141670202,0.5946951848393117,0.5886165207555529,0.5626628350086094,0.5478892945383056,0.5467543204963221,0.5296270858974887,0.5176876564639162,0.5128121509410069,0.5059048230971736,0.49810661789425953,0.49742933064573736,0.4949344835210379,0.4918907690555509,0.48983037996150164,0.48855945050312943,0.488510357519934,0.4839687450310714,0.4746355015956973],"twin_dists":[0.05171238957360566,0.08870684652499497,0.10472919199714761,0.10523643338711508,0.11766933486819667,0.1296477305665128,0.1315303864440521,0.13240910021172325,0.13371149306498104,0.13928391825846348,0.14246965227387337,0.14271495080371943,0.14642818644851824,0.14903154838557736,0.15009869070695603,0.15161495849390855,0.15333344470111632,0.15348304931920917,0.15403463314734614,0.1547086568775162,0.1551656228756224,0.1554477840452756,0.1554586876914836,0.1564688401740995,0.1585541586480598],"n_dims_used":45,"mean_confidence":0.9195066663953994},"coverage":{"mean_confidence":0.9195066663953994,"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}}