{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001644},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001987","489:4890001891","489:4890001646","489:4890001899","489:4890001730","489:4890001727","489:4890001564","489:4890001657","489:4890001645","489:4890001984","489:4890001562","489:4890001900","489:4890002071","489:4890002234","489:4890002469","489:4890001027","489:4890000964","470:4700007560","489:4890001813","489:4890001277","489:4890001147","470:4700008209","489:4890002233","489:4890001028","489:4890001567"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,470,489,489,489],"twin_sims":[0.949966408276302,0.930686016351796,0.8429163186214916,0.794961303302806,0.7589685773272322,0.7506055286181378,0.7441853311001143,0.7253601166655815,0.7063097863955525,0.7050605427504089,0.7047527359921824,0.6758297768443875,0.673973271105869,0.6409502236976159,0.636901162745872,0.6300567399517424,0.6278088489869489,0.6106671250791906,0.6055356075175872,0.6007601271961488,0.5998477331895757,0.5926908940703596,0.5899776368265501,0.5871841987399081,0.5869809216598496],"twin_dists":[0.0416120186949632,0.0492268211316784,0.07592662736876858,0.08798205071002473,0.09645660267098474,0.09837510652003162,0.09983710828071204,0.10407591283692497,0.10830338494737196,0.10857873819726725,0.10864655133815061,0.11496849421488,0.11537136405266075,0.122496288922111,0.12336583275226573,0.12483436816584079,0.12531636852847558,0.1289887453305792,0.13008755486477014,0.13111015033094883,0.1313055389266838,0.13283846405028027,0.1334198081462563,0.13401847855753432,0.13406204997167215],"n_dims_used":44,"mean_confidence":0.9119685779918324},"coverage":{"mean_confidence":0.9119685779918324,"n_dims_used":44,"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}}