{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001383","489:4890000504","489:4890000715","489:4890000389","489:4890000607","489:4890000664","489:4890000603","489:4890001457","489:4890001202","489:4890000159","489:4890000197","489:4890000773","481:4810005779","489:4890000425","489:4890000774","489:4890000424","489:4890000659","489:4890000777","485:4850004172","489:4890000349","489:4890000238","485:4850003161","481:4810006141","489:4890000508","489:4890000900"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,481,489,489,489,489,489,485,489,489,485,481,489,489],"twin_sims":[0.8328849281252386,0.773009757245257,0.7715144157044375,0.7697820846552886,0.7619118594584889,0.7616822420474985,0.7557410911038371,0.741230715735237,0.718615434100168,0.7101585232238029,0.7018336477649959,0.6874990983477095,0.6765542543261984,0.671327977478999,0.661043693878175,0.6581333818737749,0.656043920109591,0.6556694079738937,0.6457647217638633,0.6450587899084607,0.635919045220718,0.6350845621361798,0.6234511328286343,0.6140437039895384,0.6118675719439994],"twin_dists":[0.07854127547951291,0.09319589199097375,0.09354568609364958,0.09395013249616584,0.09577737574808419,0.09583044341470698,0.09719896061899834,0.10050696911923142,0.1055790800943683,0.10745370566668978,0.1092890333480627,0.11242882046376138,0.11481119703338452,0.11594489442888616,0.11816941792986377,0.1187975587475211,0.11924819701984035,0.11932894019732182,0.121461471471547,0.12161326868856505,0.12357665107640048,0.12375575185904468,0.1262504129473854,0.12826566040386167,0.12873168164554197],"n_dims_used":45,"mean_confidence":0.9162264506022135},"coverage":{"mean_confidence":0.9162264506022135,"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}}