{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012137","490:4900012145","490:4900011611","490:4900011664","490:4900012209","490:4900011612","490:4900011870","490:4900011194","490:4900010709","490:4900011410","490:4900011864","490:4900012064","490:4900010797","490:4900011544","490:4900012122","490:4900011920","490:4900011191","490:4900012188","490:4900011412","490:4900011122","490:4900011789","490:4900011530","490:4900011729","490:4900011989","490:4900011546"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.557644740468461,0.45978751549356556,0.365078738581472,0.35982763405307777,0.3588154515263861,0.3467176913947952,0.3434294674256254,0.3391073705698116,0.32917901262888627,0.3215418638394437,0.3150013219220125,0.3147147525331589,0.31360397729005923,0.3131880935613327,0.2991484647069952,0.2913911555742933,0.28943217818000083,0.2815014978817267,0.28088614258729416,0.2807701284934719,0.2784061063996115,0.2749714978144866,0.27349691372447016,0.2723372989463643,0.2696085636194025],"twin_dists":[0.14036460450643498,0.16189997718755209,0.18437075044292914,0.18569146595946773,0.18594716712120038,0.18903269769319492,0.18988107738161195,0.19100280983965132,0.19360915340570684,0.19564353545800808,0.1974073788295233,0.19748513123519668,0.1977868888570701,0.19790002581423688,0.20177123218084042,0.20395577622162425,0.20451287981945493,0.20679163111547344,0.20697005285123415,0.20700371757108424,0.20769155216597554,0.20869725548950696,0.20913139412664838,0.2094738122156788,0.2102831297966311],"n_dims_used":45,"mean_confidence":0.9114682515462239},"coverage":{"mean_confidence":0.9114682515462239,"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}}