{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008237","490:4900009663","490:4900010245","490:4900009334","490:4900010328","490:4900008805","490:4900009946","490:4900010329","490:4900010330","490:4900010066","490:4900010153","490:4900010341","490:4900010775","490:4900009960","490:4900010421","490:4900010164","490:4900008230","490:4900008236","490:4900010252","490:4900009860","490:4900009964","490:4900010045","490:4900010161","490:4900010156","490:4900010062"],"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":[0.38916267749294436,0.33461851372819573,0.32997897476559784,0.2905571397202911,0.2728625640924088,0.2669387086789294,0.2275688806439152,0.2120327519020811,0.2110025649820614,0.2074725589594179,0.17957748325957001,0.14725876770091698,0.1462572860954839,0.14367201811685845,0.1427065905044425,0.14013167849695604,0.13772578621168272,0.13704638271105232,0.12613755634878865,0.1254534042941685,0.12424073441130276,0.12413779657693885,0.12204288261229972,0.11670766500341523,0.10344679716463386],"twin_dists":[0.17843051442436927,0.1921759912099792,0.1933975759975143,0.20419268422044934,0.209318597868779,0.21107990261828527,0.22346733667659957,0.22874245430533965,0.22910131891860436,0.23034009737072,0.240681534479506,0.25420680230780146,0.2546591965330163,0.25583772349292627,0.2562818606271343,0.25747745591149934,0.25860946469227314,0.25893180796991666,0.2642798866362204,0.2646267730741785,0.2652451800925051,0.2652978846340199,0.26637778479679164,0.26919338224142814,0.27664776904607724],"n_dims_used":45,"mean_confidence":0.8916213989257813},"coverage":{"mean_confidence":0.8916213989257813,"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}}