{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010496","490:4900010998","490:4900011159","490:4900011004","490:4900011899","490:4900011234","490:4900011437","490:4900010755","490:4900012031","490:4900011162","490:4900011500","490:4900011826","490:4900011084","490:4900011565","490:4900011085","490:4900011501","490:4900010931","490:4900011009","490:4900011698","490:4900011833","490:4900011773","490:4900011158","490:4900011630","490:4900011374","490:4900010924"],"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":[0.480220284451648,0.4488228441757313,0.3709232010241787,0.3695046691242244,0.342522375440492,0.31351228802733355,0.309246621804176,0.30497038565653767,0.2747662781682076,0.2501870789781989,0.2499911084465519,0.24219513982337884,0.23923205986889756,0.22520709985731066,0.22288275165009352,0.21098464745504367,0.2065989530779735,0.20435932335556609,0.20061816711534478,0.19726587517913408,0.19439402585739587,0.19135928031848531,0.17792653328017394,0.17482473314687635,0.16350764950973193],"twin_dists":[0.15730479764022742,0.16439535231655458,0.18291199699001093,0.18326499601846993,0.1901158705901479,0.19781182465279806,0.19897654713816304,0.2001534487984653,0.2087575894106857,0.216196853675211,0.21625798065971688,0.21871507740548204,0.21966235600265274,0.224253405574362,0.22503238319108473,0.22910757097591425,0.23064888363993288,0.2314446042850781,0.23278724578241727,0.23400505592261814,0.23505977096231137,0.23618614250846856,0.24132794465082652,0.24255404114760723,0.24716418446899766],"n_dims_used":45,"mean_confidence":0.8909061855740017},"coverage":{"mean_confidence":0.8909061855740017,"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}}